Merge branch 'breaking' into paperstuff

# Conflicts:
#	Bukkit/build.gradle
#	Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/BukkitMain.java
#	Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/events/PlayerPlotTrustedEvent.java
#	Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/object/BukkitPlayer.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/commands/Command.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Add.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Buy.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Clear.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugExec.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Grant.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Help.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/MainCommand.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Near.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Relight.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/SubCommand.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Trust.java
#	Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Visit.java

.github/ISSUE_TEMPLATE.md

@@ -1,22 +1,30 @@
+__*NOTICE: Bukkit/Spigot versions 1.7.10 to 1.12.2 are considered legacy and will receive limited support. Please consider upgrading to 1.13 for future support. Plugins exist for 1.13+ that bring back old behaviors found in 1.8*__
 # Bug report template 
 <!--- In order to create a valid issue report you have to follow this template. -->
 <!--- Incomplete reports might be marked as invalid. -->
 <!--  Feature requests and enhancements may be suggested at https://github.com/IntellectualSites/PlotSquaredSuggestions. -->
-**Debug paste link:** 
-<!--- Enter /plot debugpaste in game or in your console and copy the output here -->
+**[REQUIRED] PlotSquared Version Number:** <!--- Enter /plot version in game or in your console and copy the output here -->
 
-**Description of the problem:** 
+**[REQUIRED] Spigot/Paper Version Number:** 
 
+**[REQUIRED] Minecraft Version Number:** 
+
+**Links to worlds.yml file and settings.yml file:** 
+<!--- Copy and paste the information to the service of your choosing and provide the link here. -->
+
+**[REQUIRED] Description of the problem:** 
+
+**Any relevant console output or screenshots:**
+
+**Plugins being used on the server:**
+<!--- Optional but recommended --->
 
 **How to replicate:** 
 <!--- If you can reproduce the issue please tell us as detailed as possible step by step how to do that -->
 
 **Checklist**:
 <!-- Make sure you have completed the following steps (put an "X" between of brackets): -->
-- [] I included a `/plot debugpaste` link
+- [] I included all information required in the sections above
 - [] I made sure there are no duplicates of this report [(Use Search)](https://github.com/IntellectualSites/PlotSquared/issues?utf8=%E2%9C%93&q=is%3Aissue)
 - [] I made sure I am using an up-to-date version of PlotSquared
-- [] I Made sure the bug/error is not caused by any other plugin
-
-
-
+- [] I made sure the bug/error is not caused by any other plugin

.github/auto-comment.yml

@@ -2,7 +2,7 @@
 issueOpened: >
   Thank your for raising a issue. We will try and get back to you as soon as possible.
 
-  Please make sure that you followed the issue template, and provied all neccessary information.
+  Please make sure that you followed the issue template, and provided all neccessary information.
   Failure to do so will prevent us from resolving the issue in a timely manner. 
   
   Please note that suggestions are now to be submitted to https://git.io/fN5B4 rather than this issue tracker!

.gitignore

@@ -140,3 +140,4 @@ classes/
 p2error.txt
 *.bat
 Nukkit/build/resources/main/plugin.yml
+docs/

Bukkit/build.gradle

@@ -1,6 +1,6 @@
 repositories {
     maven { url "https://hub.spigotmc.org/nexus/content/repositories/snapshots/" }
-    maven { url = "https://oss.sonatype.org/content/repositories/snapshots/" }
+    maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
     maven { url "http://nexus.hc.to/content/repositories/pub_releases" }
     maven { url = "https://repo.codemc.org/repository/maven-public" }
     maven {
@@ -11,16 +11,16 @@ repositories {
 }
 
 dependencies {
+    implementation project(':Core')
     compile project(':Core')
-    testCompile project(':Core')
-    compile 'org.spigotmc:spigot-api:1.13.2-R0.1-SNAPSHOT'
-    compile(group: 'com.sk89q.worldedit', name: 'worldedit-bukkit', version: '7.0.0-SNAPSHOT')
-    compile(group: 'org.bstats', name: 'bstats-bukkit', version: '1.4')
+    compile 'com.destroystokyo.paper:paper-api:1.14.3-R0.1-SNAPSHOT'
+    //implementation 'com.onarandombox.multiversecore:Multiverse-Core:3.0.0-SNAPSHOT'
+    implementation 'org.spigotmc:spigot-api:1.14.3-R0.1-SNAPSHOT'
+    compile(group: 'com.sk89q.worldedit', name: 'worldedit-bukkit', version: '7.0.0')
     compile "io.papermc:paperlib:1.0.1"
     compile("net.milkbowl.vault:VaultAPI:1.7") {
         exclude module: 'bukkit'
     }
-    compile 'org.spigotmc:spigot-api:1.13.2-R0.1-SNAPSHOT'
 }
 
 sourceCompatibility = 1.8
@@ -41,7 +41,12 @@ jar.enabled = false
 shadowJar {
     dependencies {
         include(dependency(':Core'))
-        include(dependency('org.bstats:bstats-bukkit:1.4'))
+        // update notification stuff
+        include(dependency('com.github.Sauilitired:Jenkins4J:2.0-SNAPSHOT'))
+        include(dependency('com.squareup.retrofit2:retrofit:2.4.0'))
+        include(dependency('com.squareup.okhttp3:okhttp:3.14.0'))
+        include(dependency('com.squareup.okio:okio:2.2.2'))
+        include(dependency('org.jetbrains.kotlin:kotlin-stdlib:1.3.30'))
         include(dependency("io.papermc:paperlib:1.0.1"))
     }
     relocate 'io.papermc.lib', 'com.github.intellectualsites.plotsquared.bukkit.paperlib'

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/BukkitMain.java

@@ -9,7 +9,7 @@ import com.github.intellectualsites.plotsquared.bukkit.uuid.*;
 import com.github.intellectualsites.plotsquared.configuration.ConfigurationSection;
 import com.github.intellectualsites.plotsquared.plot.IPlotMain;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.ConfigurationNode;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.generator.GeneratorWrapper;
@@ -42,8 +42,19 @@ import org.bukkit.generator.ChunkGenerator;
 import org.bukkit.metadata.FixedMetadataValue;
 import org.bukkit.metadata.MetadataValue;
 import org.bukkit.plugin.Plugin;
-import org.bukkit.plugin.PluginManager;
 import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
+
+import javax.annotation.Nullable;
+import java.io.File;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+import java.util.UUID;
+
+import static com.github.intellectualsites.plotsquared.plot.util.ReflectionUtils.getRefClass;
 
 import javax.annotation.Nullable;
 import java.io.File;
@@ -57,25 +68,10 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
     @Getter private static WorldEdit worldEdit;
 
     static {
-        // Disable AWE as otherwise both fail to load
-        PluginManager manager = Bukkit.getPluginManager();
         try {
             Settings.load(new File("plugins/PlotSquared/config/settings.yml"));
         } catch (Throwable ignored) {
         }
-        // Force WorldEdit to load
-        try {
-            System.out.println("[P2] Force loading WorldEdit");
-            if (!manager.isPluginEnabled("WorldEdit")) {
-                manager.enablePlugin(WorldEditPlugin.getPlugin(WorldEditPlugin.class));
-            }
-            System.out.println("[P2] Testing platform capabilities");
-            WorldEdit.getInstance().getPlatformManager().queryCapability(Capability.GAME_HOOKS);
-        } catch (final Throwable throwable) {
-            throw new IllegalStateException(
-                "Failed to force load WorldEdit." + " Road schematics will fail to generate",
-                throwable);
-        }
     }
 
     private final LegacyMappings legacyMappings = new BukkitLegacyMappings();
@@ -115,17 +111,54 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
 
     @Override public void onEnable() {
         this.pluginName = getDescription().getName();
-        getServer().getName();
-
         PlotPlayer.registerConverter(Player.class, BukkitUtil::getPlayer);
         PaperLib.suggestPaper(this);
 
         new PlotSquared(this, "Bukkit");
-        if (Settings.Enabled_Components.METRICS) {
-            this.startMetrics();
-        } else {
-            PlotSquared.log(C.CONSOLE_PLEASE_ENABLE_METRICS.f(getPluginName()));
+
+        if (PlotSquared.get().IMP.getServerVersion()[1] < 13) {
+            System.out.println(
+                "You can't use this version of PlotSquared on a server less than Minecraft 1.13.2.");
+            System.out
+                .println("Please check the download page for the link to the legacy versions.");
+            System.out.println("The server will now be shutdown to prevent any corruption.");
+            Bukkit.shutdown();
+            return;
         }
+
+        // Check for updates
+        if (PlotSquared.get().getUpdateUtility() != null) {
+            final UpdateUtility updateUtility = PlotSquared.get().getUpdateUtility();
+            updateUtility
+                .checkForUpdate(this.getPluginVersionString(), ((updateDescription, throwable) -> {
+                    Bukkit.getScheduler().runTask(BukkitMain.this, () -> {
+                        getLogger().info("-------- PlotSquared Update Check --------");
+                        if (throwable != null) {
+                            getLogger().severe(String
+                                .format("Could not check for update. Reason: %s",
+                                    throwable.getMessage()));
+                        } else {
+                            if (updateDescription == null) {
+                                getLogger().info(
+                                    "You appear to be running the latest version of PlotSquared. Congratulations!");
+                            } else {
+                                getLogger()
+                                    .info("There appears to be a PlotSquared update available!");
+                                getLogger().info(String.format("You are running version %s,"
+                                        + " the newest available version is %s",
+                                    getPluginVersionString(), updateDescription.getVersion()));
+                                getLogger().info(
+                                    String.format("Update URL: %s", updateDescription.getUrl()));
+                            }
+                        }
+                        getLogger().info("-------- PlotSquared Update Check --------");
+                    });
+                }));
+        } else {
+            getLogger().warning("Update checking disabled. Skipping.");
+        }
+
+        this.startMetrics();
         if (Settings.Enabled_Components.WORLDS) {
             TaskManager.IMP.taskRepeat(this::unload, 20);
             try {
@@ -165,11 +198,15 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                     continue;
                 }
 
-                final PlotId id = PlotId.fromString(name);
-                if (id != null) {
+                PlotId id;
+                try {
+                    id = PlotId.fromString(name);
+                } catch (IllegalArgumentException ignored) {
+                    continue;
+                }
                 final Plot plot = area.getOwnedPlot(id);
                 if (plot != null) {
-                        if (PlotPlayer.wrap(plot.owner) == null) {
+                    if (!MainUtil.isServerOwned(plot) || PlotPlayer.wrap(plot.getOwner()) == null) {
                         if (world.getKeepSpawnInMemory()) {
                             world.setKeepSpawnInMemory(false);
                             return;
@@ -195,16 +232,15 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                                         continue outer;
                                     }
                                 } else {
-                                        result = world
-                                            .unloadChunk(chunkI.getX(), chunkI.getZ(), true, false);
+                                    result = world.unloadChunk(chunkI.getX(), chunkI.getZ(), true);
                                 }
                                 if (!result) {
                                     continue outer;
                                 }
-                                } while (index < chunks.length
-                                    && System.currentTimeMillis() - start < 5);
+                                if (System.currentTimeMillis() - start > 5) {
                                     return;
                                 }
+                            } while (index < chunks.length);
                         }
                     }
                 }
@@ -219,7 +255,7 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
 
     @Override public void log(@NonNull String message) {
         try {
-            message = C.color(message);
+            message = Captions.color(message);
             if (!Settings.Chat.CONSOLE_COLOR) {
                 message = ChatColor.stripColor(message);
             }
@@ -233,10 +269,6 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
         this.getServer().getPluginManager().disablePlugin(this);
     }
 
-    @Override public void disable() {
-        onDisable();
-    }
-
     @Override public int[] getPluginVersion() {
         String ver = getDescription().getVersion();
         if (ver.contains("-")) {
@@ -272,10 +304,8 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
     }
 
     @Override @SuppressWarnings("deprecation") public void runEntityTask() {
-        PlotSquared.log(C.PREFIX + "KillAllEntities started.");
-        TaskManager
-            .runTaskRepeat(() -> PlotSquared.get().foreachPlotArea(new RunnableVal<PlotArea>() {
-                @Override public void run(PlotArea plotArea) {
+        PlotSquared.log(Captions.PREFIX + "KillAllEntities started.");
+        TaskManager.runTaskRepeat(() -> PlotSquared.get().forEachPlotArea(plotArea -> {
             final World world = Bukkit.getWorld(plotArea.worldname);
             try {
                 if (world == null) {
@@ -287,15 +317,12 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                     Entity entity = iterator.next();
                     switch (entity.getType()) {
                         case EGG:
-                                case COMPLEX_PART:
                         case FISHING_HOOK:
                         case ENDER_SIGNAL:
-                                case LINGERING_POTION:
                         case AREA_EFFECT_CLOUD:
                         case EXPERIENCE_ORB:
                         case LEASH_HITCH:
                         case FIREWORK:
-                                case WEATHER:
                         case LIGHTNING:
                         case WITHER_SKULL:
                         case UNKNOWN:
@@ -307,7 +334,6 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                         case SNOWBALL:
                         case SHULKER_BULLET:
                         case SPECTRAL_ARROW:
-                                case TIPPED_ARROW:
                         case ENDER_PEARL:
                         case ARROW:
                         case LLAMA_SPIT:
@@ -355,15 +381,15 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                                     iterator.remove();
                                     entity.remove();
                                 }
-                                        continue;
-                                    } else {
-                                        continue;
                             }
+                            continue;
                         case SMALL_FIREBALL:
                         case FIREBALL:
                         case DRAGON_FIREBALL:
                         case DROPPED_ITEM:
-                                    if (Settings.Enabled_Components.KILL_ROAD_ITEMS) {
+                            if (Settings.Enabled_Components.KILL_ROAD_ITEMS && plotArea
+                                .getOwnedPlotAbs(BukkitUtil.getLocation(entity.getLocation()))
+                                == null) {
                                 entity.remove();
                             }
                             // dropped item
@@ -372,6 +398,53 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                         case FALLING_BLOCK:
                             // managed elsewhere
                             continue;
+                        case SHULKER:
+                            if (Settings.Enabled_Components.KILL_ROAD_MOBS) {
+                                LivingEntity livingEntity = (LivingEntity) entity;
+                                List<MetadataValue> meta = entity.getMetadata("shulkerPlot");
+                                if (!meta.isEmpty()) {
+                                    if (livingEntity.isLeashed()) {
+                                        continue;
+                                    }
+                                    List<MetadataValue> keep = entity.getMetadata("keep");
+                                    if (!keep.isEmpty()) {
+                                        continue;
+                                    }
+
+                                    PlotId originalPlotId = (PlotId) meta.get(0).value();
+                                    if (originalPlotId != null) {
+                                        com.github.intellectualsites.plotsquared.plot.object.Location
+                                            pLoc = BukkitUtil.getLocation(entity.getLocation());
+                                        PlotArea area = pLoc.getPlotArea();
+                                        if (area != null) {
+                                            PlotId currentPlotId = PlotId.of(area.getPlotAbs(pLoc));
+                                            if (!originalPlotId.equals(currentPlotId) && (
+                                                currentPlotId == null || !area
+                                                    .getPlot(originalPlotId)
+                                                    .equals(area.getPlot(currentPlotId)))) {
+                                                if (entity.hasMetadata("ps-tmp-teleport")) {
+                                                    continue;
+                                                }
+                                                iterator.remove();
+                                                entity.remove();
+                                            }
+                                        }
+                                    }
+                                } else {
+                                    //This is to apply the metadata to already spawned shulkers (see EntitySpawnListener.java)
+                                    com.github.intellectualsites.plotsquared.plot.object.Location
+                                        pLoc = BukkitUtil.getLocation(entity.getLocation());
+                                    PlotArea area = pLoc.getPlotArea();
+                                    if (area != null) {
+                                        PlotId currentPlotId = PlotId.of(area.getPlotAbs(pLoc));
+                                        if (currentPlotId != null) {
+                                            entity.setMetadata("shulkerPlot", new FixedMetadataValue(
+                                                (Plugin) PlotSquared.get().IMP, currentPlotId));
+                                        }
+                                    }
+                                }
+                            }
+                            continue;
                         case LLAMA:
                         case DONKEY:
                         case MULE:
@@ -419,6 +492,16 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                         case WITHER:
                         case WOLF:
                         case ZOMBIE:
+                        case PARROT:
+                        case SALMON:
+                        case DOLPHIN:
+                        case TROPICAL_FISH:
+                        case DROWNED:
+                        case COD:
+                        case TURTLE:
+                        case PUFFERFISH:
+                        case PHANTOM:
+                        case ILLUSIONER:
                         default: {
                             if (Settings.Enabled_Components.KILL_ROAD_MOBS) {
                                 Location location = entity.getLocation();
@@ -454,94 +537,33 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                             }
                             continue;
                         }
-                                case SHULKER: {
-                                    if (Settings.Enabled_Components.KILL_ROAD_MOBS) {
-                                        LivingEntity livingEntity = (LivingEntity) entity;
-                                        List<MetadataValue> meta = entity.getMetadata("plot");
-                                        if (meta != null && !meta.isEmpty()) {
-                                            if (livingEntity.isLeashed())
-                                                continue;
-
-                                            List<MetadataValue> keep = entity.getMetadata("keep");
-                                            if (keep != null && !keep.isEmpty())
-                                                continue;
-
-                                            PlotId originalPlotId = (PlotId) meta.get(0).value();
-                                            if (originalPlotId != null) {
-                                                com.github.intellectualsites.plotsquared.plot.object.Location
-                                                    pLoc =
-                                                    BukkitUtil.getLocation(entity.getLocation());
-                                                PlotArea area = pLoc.getPlotArea();
-                                                if (area != null) {
-                                                    PlotId currentPlotId =
-                                                        PlotId.of(area.getPlotAbs(pLoc));
-                                                    if (!originalPlotId.equals(currentPlotId) && (
-                                                        currentPlotId == null || !area
-                                                            .getPlot(originalPlotId)
-                                                            .equals(area.getPlot(currentPlotId)))) {
-                                                        if (entity.hasMetadata("ps-tmp-teleport")) {
-                                                            continue;
-                                                        }
-                                                        iterator.remove();
-                                                        entity.remove();
-                                                    }
-                                                }
-                                            }
-                                        } else {
-                                            //This is to apply the metadata to already spawned shulkers (see EntitySpawnListener.java)
-                                            com.github.intellectualsites.plotsquared.plot.object.Location
-                                                pLoc = BukkitUtil.getLocation(entity.getLocation());
-                                            PlotArea area = pLoc.getPlotArea();
-                                            if (area != null) {
-                                                PlotId currentPlotId =
-                                                    PlotId.of(area.getPlotAbs(pLoc));
-                                                if (currentPlotId != null) {
-                                                    entity.setMetadata("plot",
-                                                        new FixedMetadataValue(
-                                                            (Plugin) PlotSquared.get().IMP,
-                                                            currentPlotId));
-                                                }
-                                            }
-                                        }
-                                    }
-                                }
                     }
                 }
             } catch (Throwable e) {
                 e.printStackTrace();
             }
-                }
         }), 20);
     }
 
     @Override @Nullable
-    public final ChunkGenerator getDefaultWorldGenerator(final String world, final String id) {
+    public final ChunkGenerator getDefaultWorldGenerator(@NotNull final String worldName,
+        final String id) {
         final IndependentPlotGenerator result;
         if (id != null && id.equalsIgnoreCase("single")) {
             result = new SingleWorldGenerator();
         } else {
             result = PlotSquared.get().IMP.getDefaultGenerator();
-            if (!PlotSquared.get().setupPlotWorld(world, id, result)) {
+            if (!PlotSquared.get().setupPlotWorld(worldName, id, result)) {
                 return null;
             }
         }
-        return (ChunkGenerator) result.specify(world);
+        return (ChunkGenerator) result.specify(worldName);
     }
 
     @Override public void registerPlayerEvents() {
         final PlayerEvents main = new PlayerEvents();
         getServer().getPluginManager().registerEvents(main, this);
-        try {
-            getServer().getClass().getMethod("spigot");
-            Class.forName("org.bukkit.event.entity.EntitySpawnEvent");
         getServer().getPluginManager().registerEvents(new EntitySpawnListener(), this);
-        } catch (final NoSuchMethodException | ClassNotFoundException ignored) {
-            PlotSquared.debug("Not running Spigot. Skipping EntitySpawnListener event.");
-        }
-    }
-
-    @Override public void registerInventoryEvents() {
-        // Part of PlayerEvents - can be moved if necessary
     }
 
     @Override public void registerPlotPlusEvents() {
@@ -613,55 +635,13 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
         return new BukkitSetupUtils();
     }
 
-    @Override public UUIDHandlerImplementation initUUIDHandler() {
-        boolean checkVersion = false;
-        try {
-            OfflinePlayer.class.getDeclaredMethod("getUniqueId");
-            checkVersion = true;
-        } catch (Throwable ignore) {
-        }
-        final UUIDWrapper wrapper;
-        if (Settings.UUID.OFFLINE) {
-            if (Settings.UUID.FORCE_LOWERCASE) {
-                wrapper = new LowerOfflineUUIDWrapper();
-            } else {
-                wrapper = new OfflineUUIDWrapper();
-            }
-            Settings.UUID.OFFLINE = true;
-        } else if (checkVersion) {
-            wrapper = new DefaultUUIDWrapper();
-            Settings.UUID.OFFLINE = false;
-        } else {
-            if (Settings.UUID.FORCE_LOWERCASE) {
-                wrapper = new LowerOfflineUUIDWrapper();
-            } else {
-                wrapper = new OfflineUUIDWrapper();
-            }
-            Settings.UUID.OFFLINE = true;
-        }
-        if (!checkVersion) {
-            PlotSquared.log(C.PREFIX
-                + " &c[WARN] Titles are disabled - please update your version of Bukkit to support this feature.");
-            Settings.TITLES = false;
-        } else {
-            AbstractTitle.TITLE_CLASS = new DefaultTitle_111();
-            if (wrapper instanceof DefaultUUIDWrapper
-                || wrapper.getClass() == OfflineUUIDWrapper.class && !Bukkit.getOnlineMode()) {
-                Settings.UUID.NATIVE_UUID_PROVIDER = true;
-            }
-        }
-        if (Settings.UUID.OFFLINE) {
-            PlotSquared.log(C.PREFIX + " &6" + getPluginName()
-                + " is using Offline Mode UUIDs either because of user preference, or because you are using an old version of "
-                + "Bukkit");
-        } else {
-            PlotSquared.log(C.PREFIX + " &6" + getPluginName() + " is using online UUIDs");
-        }
-        if (Settings.UUID.USE_SQLUUIDHANDLER) {
-            return new SQLUUIDHandler(wrapper);
-        } else {
-            return new FileUUIDHandler(wrapper);
+    @Override public void startMetrics() {
+        if (this.metricsStarted) {
+            return;
         }
+        this.metricsStarted = true;
+        Metrics metrics = new Metrics(this);// bstats
+        PlotSquared.log(Captions.PREFIX + "&6Metrics enabled.");
     }
 
     @Override public ChunkManager initChunkManager() {
@@ -684,7 +664,7 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
         getServer().getPluginManager().registerEvents(new WorldEvents(), this);
     }
 
-    @Override public IndependentPlotGenerator getDefaultGenerator() {
+    @NotNull @Override public IndependentPlotGenerator getDefaultGenerator() {
         return new HybridGen();
     }
 
@@ -692,15 +672,37 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
         return new BukkitInventoryUtil();
     }
 
-    @Override public void startMetrics() {
-        if (this.metricsStarted) {
-            return;
+    @Override public UUIDHandlerImplementation initUUIDHandler() {
+        final UUIDWrapper wrapper;
+        if (Settings.UUID.OFFLINE) {
+            if (Settings.UUID.FORCE_LOWERCASE) {
+                wrapper = new LowerOfflineUUIDWrapper();
+            } else {
+                wrapper = new OfflineUUIDWrapper();
+            }
+            Settings.UUID.OFFLINE = true;
+        } else {
+            wrapper = new DefaultUUIDWrapper();
+            Settings.UUID.OFFLINE = false;
+        }
+        if (!Bukkit.getVersion().contains("git-Spigot")) {
+            if (wrapper instanceof DefaultUUIDWrapper
+                || wrapper.getClass() == OfflineUUIDWrapper.class && !Bukkit.getOnlineMode()) {
+                Settings.UUID.NATIVE_UUID_PROVIDER = true;
+            }
+        }
+        if (Settings.UUID.OFFLINE) {
+            PlotSquared.log(Captions.PREFIX + " &6" + getPluginName()
+                + " is using Offline Mode UUIDs either because of user preference, or because you are using an old version of "
+                + "Bukkit");
+        } else {
+            PlotSquared.log(Captions.PREFIX + " &6" + getPluginName() + " is using online UUIDs");
+        }
+        if (Settings.UUID.USE_SQLUUIDHANDLER) {
+            return new SQLUUIDHandler(wrapper);
+        } else {
+            return new FileUUIDHandler(wrapper);
         }
-        System.setProperty("bstats.relocatecheck",
-            "false"); // We do not want to relocate the package...
-        new org.bstats.bukkit.Metrics(this); // bstats
-        PlotSquared.log(C.PREFIX + "&6Metrics enabled.");
-        this.metricsStarted = true;
     }
 
     @Override public void setGenerator(@NonNull final String worldName) {
@@ -730,6 +732,7 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
                 return;
             }
         }
+        assert world != null;
         ChunkGenerator gen = world.getGenerator();
         if (gen instanceof BukkitPlotGenerator) {
             PlotSquared.get().loadWorld(worldName, (BukkitPlotGenerator) gen);
@@ -744,11 +747,6 @@ public final class BukkitMain extends JavaPlugin implements Listener, IPlotMain
         return new BukkitSchematicHandler();
     }
 
-    @Override public AbstractTitle initTitleManager() {
-        // Already initialized in UUID handler
-        return AbstractTitle.TITLE_CLASS;
-    }
-
     @Override @Nullable public PlotPlayer wrapPlayer(final Object player) {
         if (player instanceof Player) {
             return BukkitUtil.getPlayer((Player) player);

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/chat/FancyMessage.java

@@ -5,7 +5,10 @@ import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 import com.google.gson.stream.JsonWriter;
-import org.bukkit.*;
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.Material;
+import org.bukkit.Statistic;
 import org.bukkit.Statistic.Type;
 import org.bukkit.command.CommandSender;
 import org.bukkit.configuration.serialization.ConfigurationSerializable;
@@ -320,34 +323,6 @@ public class FancyMessage
         return this;
     }
 
-    /**
-     * Set the behavior of the current editing component to display information about an achievement when the client hovers over the text.
-     * <p>Tooltips do not inherit display characteristics, such as color and styles, from the message component on which they are applied.</p>
-     *
-     * @param which The achievement to display.
-     * @return This builder instance.
-     */
-    public FancyMessage achievementTooltip(final Achievement which) {
-        try {
-            Object achievement = Reflection
-                .getMethod(Reflection.getOBCClass("CraftStatistic"), "getNMSAchievement",
-                    Achievement.class).invoke(null, which);
-            return achievementTooltip(
-                (String) Reflection.getField(Reflection.getNMSClass("Achievement"), "name")
-                    .get(achievement));
-        } catch (IllegalAccessException e) {
-            Bukkit.getLogger().log(Level.WARNING, "Could not access method.", e);
-            return this;
-        } catch (IllegalArgumentException e) {
-            Bukkit.getLogger().log(Level.WARNING, "Argument could not be passed.", e);
-            return this;
-        } catch (InvocationTargetException e) {
-            Bukkit.getLogger()
-                .log(Level.WARNING, "A error has occurred during invoking of method.", e);
-            return this;
-        }
-    }
-
     /**
      * Set the behavior of the current editing component to display information about a parameterless statistic when the client hovers over the text.
      * <p>Tooltips do not inherit display characteristics, such as color and styles, from the message component on which they are applied.</p>
@@ -648,9 +623,7 @@ public class FancyMessage
      * @return This builder instance.
      */
     public FancyMessage translationReplacements(final FancyMessage... replacements) {
-        for (FancyMessage str : replacements) {
-            latest().translationReplacements.add(str);
-        }
+        Collections.addAll(latest().translationReplacements, replacements);
 
         dirty = true;
 
@@ -869,7 +842,6 @@ public class FancyMessage
      * <li>The core text of the message part.</li>
      * </ol>
      * The primary omissions are tooltips and clickable actions. Consequently, this method should be used only as a last resort.
-     * </p>
      * <p>
      * Color and formatting can be removed from the returned string by using {@link ChatColor#stripColor(String)}.</p>
      *

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/chat/MessagePart.java

@@ -134,7 +134,7 @@ final class MessagePart implements JsonRepresentedObject, ConfigurationSerializa
             json.endObject();
         } catch (IOException e) {
             Bukkit.getLogger()
-                .log(Level.WARNING, "A problem occured during writing of JSON string", e);
+                .log(Level.WARNING, "A problem occurred during writing of JSON string", e);
         }
     }
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/chat/Reflection.java

@@ -43,10 +43,6 @@ public final class Reflection {
      */
     public synchronized static String getVersion() {
         if (_versionString == null) {
-            if (Bukkit.getServer() == null) {
-                // The server hasn't started, static initializer call?
-                return null;
-            }
             String name = Bukkit.getServer().getClass().getPackage().getName();
             _versionString = name.substring(name.lastIndexOf('.') + 1) + ".";
         }
@@ -180,15 +176,11 @@ public final class Reflection {
      * @return A method object with the specified name declared by the specified class.
      */
     public synchronized static Method getMethod(Class<?> clazz, String name, Class<?>... args) {
-        if (!_loadedMethods.containsKey(clazz)) {
-            _loadedMethods.put(clazz, new HashMap<String, Map<ArrayWrapper<Class<?>>, Method>>());
-        }
+        _loadedMethods.computeIfAbsent(clazz, k -> new HashMap<>());
 
         Map<String, Map<ArrayWrapper<Class<?>>, Method>> loadedMethodNames =
             _loadedMethods.get(clazz);
-        if (!loadedMethodNames.containsKey(name)) {
-            loadedMethodNames.put(name, new HashMap<ArrayWrapper<Class<?>>, Method>());
-        }
+        loadedMethodNames.computeIfAbsent(name, k -> new HashMap<>());
 
         Map<ArrayWrapper<Class<?>>, Method> loadedSignatures = loadedMethodNames.get(name);
         ArrayWrapper<Class<?>> wrappedArg = new ArrayWrapper<>(args);

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/commands/DebugUUID.java

@@ -10,7 +10,7 @@ import com.github.intellectualsites.plotsquared.plot.PlotSquared;
 import com.github.intellectualsites.plotsquared.plot.commands.CommandCategory;
 import com.github.intellectualsites.plotsquared.plot.commands.RequiredType;
 import com.github.intellectualsites.plotsquared.plot.commands.SubCommand;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.object.OfflinePlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -55,14 +55,15 @@ import java.util.Map.Entry;
                     Class<?> clazz = Class.forName(args[0]);
                     newWrapper = (UUIDWrapper) clazz.newInstance();
                 } catch (ClassNotFoundException | IllegalAccessException | InstantiationException ignored) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX,
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
                         "/plot uuidconvert <lower|offline|online>");
                     return false;
                 }
         }
 
         if (args.length != 2 || !"-o".equals(args[1])) {
-            MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot uuidconvert " + args[0] + " - o");
+            MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                "/plot uuidconvert " + args[0] + " - o");
             MainUtil.sendMessage(player, "&cBe aware of the following!");
             MainUtil.sendMessage(player,
                 "&8 - &cUse the database command or another method to backup your plots beforehand");
@@ -109,7 +110,8 @@ import java.util.Map.Entry;
                         UUID uuid = UUID.fromString(s);
                         uuids.add(uuid);
                     } catch (Exception ignored) {
-                        MainUtil.sendMessage(player, C.PREFIX + "Invalid playerdata: " + current);
+                        MainUtil.sendMessage(player,
+                            Captions.PREFIX + "Invalid playerdata: " + current);
                     }
                 }
             }
@@ -137,7 +139,7 @@ import java.util.Map.Entry;
                 }
             } catch (Throwable ignored) {
                 MainUtil.sendMessage(player,
-                    C.PREFIX + "&6Invalid playerdata: " + uuid.toString() + ".dat");
+                    Captions.PREFIX + "&6Invalid playerdata: " + uuid.toString() + ".dat");
             }
         }
         for (String name : names) {
@@ -171,8 +173,7 @@ import java.util.Map.Entry;
         }
 
         MainUtil.sendMessage(player, "&7 - Replacing cache");
-        TaskManager.runTaskAsync(new Runnable() {
-            @Override public void run() {
+        TaskManager.runTaskAsync(() -> {
             for (Entry<UUID, UUID> entry : uCMap.entrySet()) {
                 String name = UUIDHandler.getName(entry.getKey());
                 if (name != null) {
@@ -185,8 +186,7 @@ import java.util.Map.Entry;
             File file = new File(PlotSquared.get().IMP.getDirectory(), "uuids.txt");
             if (file.exists()) {
                 try {
-                        List<String> lines =
-                            Files.readAllLines(file.toPath(), StandardCharsets.UTF_8);
+                    List<String> lines = Files.readAllLines(file.toPath(), StandardCharsets.UTF_8);
                     for (String line : lines) {
                         try {
                             line = line.trim();
@@ -248,11 +248,7 @@ import java.util.Map.Entry;
                         }
                     }
                     DBFunc.createPlotsAndData(new ArrayList<>(PlotSquared.get().getPlots()),
-                            new Runnable() {
-                                @Override public void run() {
-                                    MainUtil.sendMessage(player, "&6Recovery was successful!");
-                                }
-                            });
+                        () -> MainUtil.sendMessage(player, "&6Recovery was successful!"));
                     return;
                 }
             } catch (Exception e) {
@@ -276,21 +272,15 @@ import java.util.Map.Entry;
 
             MainUtil.sendMessage(player, "&7 - Populating tables");
 
-                TaskManager.runTaskAsync(new Runnable() {
-                    @Override public void run() {
+            TaskManager.runTaskAsync(() -> {
                 ArrayList<Plot> plots = new ArrayList<>(PlotSquared.get().getPlots());
-                        DBFunc.createPlotsAndData(plots, new Runnable() {
-                            @Override public void run() {
-                                MainUtil.sendMessage(player, "&aConversion complete!");
-                            }
-                        });
-                    }
+                DBFunc.createPlotsAndData(plots,
+                    () -> MainUtil.sendMessage(player, "&aConversion complete!"));
             });
 
             MainUtil.sendMessage(player, "&aIt is now safe for players to join");
             MainUtil.sendMessage(player,
                 "&cConversion is still in progress, you will be notified when it is complete");
-            }
         });
         return true;
     }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/events/ClusterFlagRemoveEvent.java

@@ -1,63 +0,0 @@
-package com.github.intellectualsites.plotsquared.bukkit.events;
-
-import com.github.intellectualsites.plotsquared.plot.flag.Flag;
-import com.github.intellectualsites.plotsquared.plot.object.PlotCluster;
-import org.bukkit.event.Cancellable;
-import org.bukkit.event.Event;
-import org.bukkit.event.HandlerList;
-
-/**
- * Called when a flag is removed from a plot.
- */
-public class ClusterFlagRemoveEvent extends Event implements Cancellable {
-
-    private static final HandlerList handlers = new HandlerList();
-    private final PlotCluster cluster;
-    private final Flag flag;
-    private boolean cancelled;
-
-    /**
-     * PlotFlagRemoveEvent: Called when a flag is removed from a plot.
-     *
-     * @param flag    Flag that was removed
-     * @param cluster PlotCluster from which the flag was removed
-     */
-    public ClusterFlagRemoveEvent(Flag flag, PlotCluster cluster) {
-        this.cluster = cluster;
-        this.flag = flag;
-    }
-
-    public static HandlerList getHandlerList() {
-        return handlers;
-    }
-
-    /**
-     * Get the cluster involved.
-     *
-     * @return PlotCluster
-     */
-    public PlotCluster getCluster() {
-        return this.cluster;
-    }
-
-    /**
-     * Get the flag involved.
-     *
-     * @return Flag
-     */
-    public Flag getFlag() {
-        return this.flag;
-    }
-
-    @Override public HandlerList getHandlers() {
-        return handlers;
-    }
-
-    @Override public boolean isCancelled() {
-        return this.cancelled;
-    }
-
-    @Override public void setCancelled(boolean b) {
-        this.cancelled = b;
-    }
-}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/events/PlayerLeavePlotEvent.java

@@ -6,8 +6,7 @@ import org.bukkit.event.HandlerList;
 import org.bukkit.event.player.PlayerEvent;
 
 /**
-
-
+ *
  */
 public class PlayerLeavePlotEvent extends PlayerEvent {
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/events/PlayerPlotHelperEvent.java

@@ -7,8 +7,7 @@ import org.bukkit.event.HandlerList;
 import java.util.UUID;
 
 /**
-
-
+ *
  */
 public class PlayerPlotHelperEvent extends PlotEvent {
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/generator/BukkitAugmentedGenerator.java

@@ -4,6 +4,7 @@ import com.github.intellectualsites.plotsquared.plot.generator.AugmentedUtils;
 import org.bukkit.Chunk;
 import org.bukkit.World;
 import org.bukkit.generator.BlockPopulator;
+import org.jetbrains.annotations.NotNull;
 
 import java.util.Random;
 
@@ -24,7 +25,8 @@ public class BukkitAugmentedGenerator extends BlockPopulator {
         return generator;
     }
 
-    @Override public void populate(World world, Random r, Chunk chunk) {
-        AugmentedUtils.generate(world.getName(), chunk.getX(), chunk.getZ(), null);
+    @Override
+    public void populate(@NotNull World world, @NotNull Random random, @NotNull Chunk source) {
+        AugmentedUtils.generate(world.getName(), source.getX(), source.getZ(), null);
     }
 }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/generator/BukkitPlotGenerator.java

@@ -4,21 +4,19 @@ import com.github.intellectualsites.plotsquared.bukkit.util.BukkitUtil;
 import com.github.intellectualsites.plotsquared.bukkit.util.block.GenChunk;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
 import com.github.intellectualsites.plotsquared.plot.generator.GeneratorWrapper;
-import com.github.intellectualsites.plotsquared.plot.generator.HybridPlotWorld;
 import com.github.intellectualsites.plotsquared.plot.generator.IndependentPlotGenerator;
-import com.github.intellectualsites.plotsquared.plot.object.*;
+import com.github.intellectualsites.plotsquared.plot.object.ChunkLoc;
+import com.github.intellectualsites.plotsquared.plot.object.ChunkWrapper;
+import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
 import com.github.intellectualsites.plotsquared.plot.object.worlds.SingleWorldGenerator;
 import com.github.intellectualsites.plotsquared.plot.util.ChunkManager;
 import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
-import com.github.intellectualsites.plotsquared.plot.util.MathMan;
-import com.github.intellectualsites.plotsquared.plot.util.block.GlobalBlockQueue;
-import com.github.intellectualsites.plotsquared.plot.util.block.LocalBlockQueue;
 import com.github.intellectualsites.plotsquared.plot.util.block.ScopedLocalBlockQueue;
-import org.bukkit.Chunk;
 import org.bukkit.World;
 import org.bukkit.block.Biome;
 import org.bukkit.generator.BlockPopulator;
 import org.bukkit.generator.ChunkGenerator;
+import org.jetbrains.annotations.NotNull;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -28,7 +26,8 @@ import java.util.Set;
 public class BukkitPlotGenerator extends ChunkGenerator
     implements GeneratorWrapper<ChunkGenerator> {
 
-    private final GenChunk chunkSetter;
+    @SuppressWarnings("unused") public final boolean PAPER_ASYNC_SAFE = true;
+
     private final IndependentPlotGenerator plotGenerator;
     private final ChunkGenerator platformGenerator;
     private final boolean full;
@@ -41,24 +40,8 @@ public class BukkitPlotGenerator extends ChunkGenerator
         }
         this.plotGenerator = generator;
         this.platformGenerator = this;
-        populators = new ArrayList<>();
-        this.populators.add(new BlockPopulator() {
-
-            private LocalBlockQueue queue;
-
-            @Override public void populate(World world, Random r, Chunk c) {
-                if (queue == null) {
-                    queue = GlobalBlockQueue.IMP.getNewQueue(world.getName(), false);
-                }
-                PlotArea area = PlotSquared.get().getPlotArea(world.getName(), null);
-                ChunkWrapper wrap = new ChunkWrapper(area.worldname, c.getX(), c.getZ());
-                ScopedLocalBlockQueue chunk = queue.getForChunk(wrap.x, wrap.z);
-                if (BukkitPlotGenerator.this.plotGenerator.populateChunk(chunk, area)) {
-                    queue.flush();
-                }
-            }
-        });
-        this.chunkSetter = new GenChunk(null, null);
+        this.populators = new ArrayList<>();
+        this.populators.add(new PlotBlockPopulator(this.plotGenerator));
         this.full = true;
         MainUtil.initCache();
     }
@@ -69,110 +52,8 @@ public class BukkitPlotGenerator extends ChunkGenerator
                 + " is already a BukkitPlotGenerator!");
         }
         this.full = false;
-        PlotSquared.debug("BukkitPlotGenerator does not fully support: " + cg);
         this.platformGenerator = cg;
-        this.plotGenerator = new IndependentPlotGenerator() {
-            @Override public void processSetup(SetupObject setup) {
-            }
-
-            @Override public void initialize(PlotArea area) {
-            }
-
-            @Override public PlotManager getNewPlotManager() {
-                return PlotSquared.get().IMP.getDefaultGenerator().getNewPlotManager();
-            }
-
-            @Override public String getName() {
-                return cg.getClass().getName();
-            }
-
-            @Override
-            public PlotArea getNewPlotArea(String world, String id, PlotId min, PlotId max) {
-                return PlotSquared.get().IMP.getDefaultGenerator()
-                    .getNewPlotArea(world, id, min, max);
-            }
-
-            @Override public BlockBucket[][] generateBlockBucketChunk(PlotArea settings) {
-                BlockBucket[][] blockBuckets = new BlockBucket[16][];
-                HybridPlotWorld hpw = (HybridPlotWorld) settings;
-                // Bedrock
-                if (hpw.PLOT_BEDROCK) {
-                    for (short x = 0; x < 16; x++) {
-                        for (short z = 0; z < 16; z++) {
-                            blockBuckets[0][(z << 4) | x] =
-                                BlockBucket.withSingle(PlotBlock.get("bedrock"));
-                        }
-                    }
-                }
-                for (short x = 0; x < 16; x++) {
-                    for (short z = 0; z < 16; z++) {
-                        for (int y = 1; y < hpw.PLOT_HEIGHT; y++) {
-                            blockBuckets[y >> 4][((y & 0xF) << 8) | (z << 4) | x] = hpw.MAIN_BLOCK;
-                        }
-                        blockBuckets[hpw.PLOT_HEIGHT >> 4][((hpw.PLOT_HEIGHT & 0xF) << 8) | (z << 4)
-                            | x] = hpw.MAIN_BLOCK;
-                    }
-                }
-                return blockBuckets;
-            }
-
-            @Override
-            public void generateChunk(final ScopedLocalBlockQueue result, PlotArea settings) {
-                World w = BukkitUtil.getWorld(world);
-                Location min = result.getMin();
-                int cx = min.getX() >> 4;
-                int cz = min.getZ() >> 4;
-                Random r = new Random(MathMan.pair((short) cx, (short) cz));
-                BiomeGrid grid = new BiomeGrid() {
-                    @Override public void setBiome(int x, int z, Biome biome) {
-                        result.setBiome(x, z, biome.name());
-                    }
-
-                    @Override public Biome getBiome(int arg0, int arg1) {
-                        return Biome.FOREST;
-                    }
-                };
-                try {
-                    // ChunkData will spill a bit
-                    ChunkData data = cg.generateChunkData(w, r, cx, cz, grid);
-                    if (data != null) {
-                        return;
-                    }
-                } catch (Throwable ignored) {
-                }
-                /* TODO: Redo this
-                // Populator spillage
-                short[][] tmp = cg.generateExtBlockSections(w, r, cx, cz, grid);
-                if (tmp != null) {
-                    for (int i = 0; i < tmp.length; i++) {
-                        short[] section = tmp[i];
-                        if (section == null) {
-                            if (i < 7) {
-                                for (int x = 0; x < 16; x++) {
-                                    for (int z = 0; z < 16; z++) {
-                                        for (int y = i << 4; y < (i << 4) + 16; y++) {
-                                            result.setBlock(x, y, z, PlotBlock.get("air"));
-                                        }
-                                    }
-                                }
-                            }
-                            continue;
-                        }
-                        for (int j = 0; j < section.length; j++) {
-                            int x = MainUtil.x_loc[i][j];
-                            int y = MainUtil.y_loc[i][j];
-                            int z = MainUtil.z_loc[i][j];
-                            result.setBlock(x, y, z, section[j], (byte) 0);
-                        }
-                    }
-                }
-                */
-                for (BlockPopulator populator : cg.getDefaultPopulators(w)) {
-                    populator.populate(w, r, w.getChunkAt(cx, cz));
-                }
-            }
-        };
-        this.chunkSetter = new GenChunk(null, new ChunkWrapper(world, 0, 0));
+        this.plotGenerator = new DelegatePlotGenerator(cg, world);
         MainUtil.initCache();
     }
 
@@ -192,7 +73,7 @@ public class BukkitPlotGenerator extends ChunkGenerator
         return this.platformGenerator;
     }
 
-    @Override public List<BlockPopulator> getDefaultPopulators(World world) {
+    @Override @NotNull public List<BlockPopulator> getDefaultPopulators(@NotNull World world) {
         try {
             if (!this.loaded) {
                 String name = world.getName();
@@ -226,50 +107,54 @@ public class BukkitPlotGenerator extends ChunkGenerator
         if (populators == null && platformGenerator != null) {
             populators = new ArrayList<>(platformGenerator.getDefaultPopulators(world));
         }
+        if (populators != null) {
             for (BlockPopulator populator : this.populators) {
                 if (!existing.contains(populator)) {
                     toAdd.add(populator);
                 }
             }
+        }
         return toAdd;
     }
 
-    @Override
-    public ChunkData generateChunkData(World world, Random random, int cx, int cz, BiomeGrid grid) {
-        GenChunk result = this.chunkSetter;
+    @Override @NotNull
+    public ChunkData generateChunkData(@NotNull World world, @NotNull Random random, int x, int z,
+        @NotNull BiomeGrid biome) {
+
+        GenChunk result = new GenChunk();
         if (this.getPlotGenerator() instanceof SingleWorldGenerator) {
-            if (result.getCd() != null) {
-                for (int x = 0; x < 16; x++) {
-                    for (int z = 0; z < 16; z++) {
-                        grid.setBiome(x, z, Biome.PLAINS);
+            if (result.getChunkData() != null) {
+                for (int chunkX = 0; chunkX < 16; chunkX++) {
+                    for (int chunkZ = 0; chunkZ < 16; chunkZ++) {
+                        biome.setBiome(chunkX, chunkZ, Biome.PLAINS);
                     }
                 }
-                return result.getCd();
+                return result.getChunkData();
             }
         }
         // Set the chunk location
-        result.setChunk(new ChunkWrapper(world.getName(), cx, cz));
+        result.setChunk(new ChunkWrapper(world.getName(), x, z));
         // Set the result data
-        result.setCd(createChunkData(world));
-        result.grid = grid;
+        result.setChunkData(createChunkData(world));
+        result.biomeGrid = biome;
         result.result = null;
 
         // Catch any exceptions (as exceptions usually thrown)
         try {
             // Fill the result data if necessary
             if (this.platformGenerator != this) {
-                return this.platformGenerator.generateChunkData(world, random, cx, cz, grid);
+                return this.platformGenerator.generateChunkData(world, random, x, z, biome);
             } else {
-                generate(world, result);
+                generate(new ChunkLoc(x, z), world, result);
             }
         } catch (Throwable e) {
             e.printStackTrace();
         }
         // Return the result data
-        return result.getCd();
+        return result.getChunkData();
     }
 
-    private void generate(World world, ScopedLocalBlockQueue result) {
+    private void generate(ChunkLoc loc, World world, ScopedLocalBlockQueue result) {
         // Load if improperly loaded
         if (!this.loaded) {
             String name = world.getName();
@@ -277,17 +162,17 @@ public class BukkitPlotGenerator extends ChunkGenerator
             this.loaded = true;
         }
         // Process the chunk
-        if (ChunkManager.preProcessChunk(result)) {
+        if (ChunkManager.preProcessChunk(loc, result)) {
             return;
         }
         PlotArea area = PlotSquared.get().getPlotArea(world.getName(), null);
         try {
-            this.plotGenerator.generateChunk(this.chunkSetter, area);
+            this.plotGenerator.generateChunk(result, area);
         } catch (Throwable e) {
             // Recover from generator error
             e.printStackTrace();
         }
-        ChunkManager.postProcessChunk(result);
+        ChunkManager.postProcessChunk(loc, result);
     }
 
     /**
@@ -298,7 +183,7 @@ public class BukkitPlotGenerator extends ChunkGenerator
      * @param z     Ignored
      * @return always true
      */
-    @Override public boolean canSpawn(World world, int x, int z) {
+    @Override public boolean canSpawn(@NotNull final World world, final int x, final int z) {
         return true;
     }
 
@@ -313,10 +198,11 @@ public class BukkitPlotGenerator extends ChunkGenerator
         }
     }
 
-    @Override public boolean equals(Object obj) {
+    @Override public boolean equals(final Object obj) {
         if (obj == null) {
             return false;
         }
         return toString().equals(obj.toString()) || toString().equals(obj.getClass().getName());
     }
+
 }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/generator/DelegatePlotGenerator.java

@@ -0,0 +1,91 @@
+package com.github.intellectualsites.plotsquared.bukkit.generator;
+
+import com.github.intellectualsites.plotsquared.bukkit.util.BukkitUtil;
+import com.github.intellectualsites.plotsquared.plot.PlotSquared;
+import com.github.intellectualsites.plotsquared.plot.generator.HybridPlotWorld;
+import com.github.intellectualsites.plotsquared.plot.generator.IndependentPlotGenerator;
+import com.github.intellectualsites.plotsquared.plot.object.BlockBucket;
+import com.github.intellectualsites.plotsquared.plot.object.Location;
+import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
+import com.github.intellectualsites.plotsquared.plot.object.PlotBlock;
+import com.github.intellectualsites.plotsquared.plot.object.PlotId;
+import com.github.intellectualsites.plotsquared.plot.object.PlotManager;
+import com.github.intellectualsites.plotsquared.plot.util.MathMan;
+import com.github.intellectualsites.plotsquared.plot.util.block.ScopedLocalBlockQueue;
+import lombok.RequiredArgsConstructor;
+import org.bukkit.World;
+import org.bukkit.block.Biome;
+import org.bukkit.generator.BlockPopulator;
+import org.bukkit.generator.ChunkGenerator;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Range;
+
+import java.util.Random;
+
+@RequiredArgsConstructor final class DelegatePlotGenerator extends IndependentPlotGenerator {
+
+    private final ChunkGenerator chunkGenerator;
+    private final String world;
+
+    @Override public void initialize(PlotArea area) {
+    }
+
+    @Override public String getName() {
+        return this.chunkGenerator.getClass().getName();
+    }
+
+    @Override public PlotArea getNewPlotArea(String world, String id, PlotId min, PlotId max) {
+        return PlotSquared.get().IMP.getDefaultGenerator().getNewPlotArea(world, id, min, max);
+    }
+
+    @Override public BlockBucket[][] generateBlockBucketChunk(PlotArea settings) {
+        BlockBucket[][] blockBuckets = new BlockBucket[16][];
+        HybridPlotWorld hpw = (HybridPlotWorld) settings;
+        // Bedrock
+        if (hpw.PLOT_BEDROCK) {
+            for (short x = 0; x < 16; x++) {
+                for (short z = 0; z < 16; z++) {
+                    blockBuckets[0][(z << 4) | x] =
+                        BlockBucket.withSingle(PlotBlock.get("bedrock"));
+                }
+            }
+        }
+        for (short x = 0; x < 16; x++) {
+            for (short z = 0; z < 16; z++) {
+                for (int y = 1; y < hpw.PLOT_HEIGHT; y++) {
+                    blockBuckets[y >> 4][((y & 0xF) << 8) | (z << 4) | x] = hpw.MAIN_BLOCK;
+                }
+                blockBuckets[hpw.PLOT_HEIGHT >> 4][((hpw.PLOT_HEIGHT & 0xF) << 8) | (z << 4) | x] =
+                    hpw.MAIN_BLOCK;
+            }
+        }
+        return blockBuckets;
+    }
+
+    @Override public void generateChunk(final ScopedLocalBlockQueue result, PlotArea settings) {
+        World world = BukkitUtil.getWorld(this.world);
+        Location min = result.getMin();
+        int chunkX = min.getX() >> 4;
+        int chunkZ = min.getZ() >> 4;
+        Random random = new Random(MathMan.pair((short) chunkX, (short) chunkZ));
+        try {
+            ChunkGenerator.BiomeGrid grid = new ChunkGenerator.BiomeGrid() {
+                @Override public void setBiome(@Range(from = 0, to = 15) int x,
+                    @Range(from = 0, to = 15) int z, Biome biome) {
+                    result.setBiome(x, z, biome.name());
+                }
+
+                @Override @NotNull public Biome getBiome(int x, int z) {
+                    return Biome.FOREST;
+                }
+            };
+            chunkGenerator.generateChunkData(world, random, chunkX, chunkZ, grid);
+            return;
+        } catch (Throwable ignored) {
+        }
+        for (BlockPopulator populator : chunkGenerator.getDefaultPopulators(world)) {
+            populator.populate(world, random, world.getChunkAt(chunkX, chunkZ));
+        }
+    }
+
+}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/generator/PlotBlockPopulator.java

@@ -0,0 +1,36 @@
+package com.github.intellectualsites.plotsquared.bukkit.generator;
+
+import com.github.intellectualsites.plotsquared.plot.PlotSquared;
+import com.github.intellectualsites.plotsquared.plot.generator.IndependentPlotGenerator;
+import com.github.intellectualsites.plotsquared.plot.object.ChunkWrapper;
+import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
+import com.github.intellectualsites.plotsquared.plot.util.block.GlobalBlockQueue;
+import com.github.intellectualsites.plotsquared.plot.util.block.LocalBlockQueue;
+import com.github.intellectualsites.plotsquared.plot.util.block.ScopedLocalBlockQueue;
+import lombok.RequiredArgsConstructor;
+import org.bukkit.Chunk;
+import org.bukkit.World;
+import org.bukkit.generator.BlockPopulator;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Random;
+
+@RequiredArgsConstructor final class PlotBlockPopulator extends BlockPopulator {
+
+    private final IndependentPlotGenerator plotGenerator;
+    private LocalBlockQueue queue;
+
+    @Override public void populate(@NotNull final World world, @NotNull final Random random,
+        @NotNull final Chunk source) {
+        if (this.queue == null) {
+            this.queue = GlobalBlockQueue.IMP.getNewQueue(world.getName(), false);
+        }
+        final PlotArea area = PlotSquared.get().getPlotArea(world.getName(), null);
+        final ChunkWrapper wrap = new ChunkWrapper(area.worldname, source.getX(), source.getZ());
+        final ScopedLocalBlockQueue chunk = this.queue.getForChunk(wrap.x, wrap.z);
+        if (this.plotGenerator.populateChunk(chunk, area)) {
+            this.queue.flush();
+        }
+    }
+
+}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/listeners/ChunkListener.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.bukkit.listeners;
 
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -32,8 +32,7 @@ import java.util.HashSet;
 
 import static com.github.intellectualsites.plotsquared.plot.util.ReflectionUtils.getRefClass;
 
-@SuppressWarnings("unused")
-public class ChunkListener implements Listener {
+@SuppressWarnings("unused") public class ChunkListener implements Listener {
 
     private RefMethod methodGetHandleChunk;
     private RefField mustSave;
@@ -60,8 +59,7 @@ public class ChunkListener implements Listener {
         for (World world : Bukkit.getWorlds()) {
             world.setAutoSave(false);
         }
-        TaskManager.runTaskRepeat(new Runnable() {
-            @Override public void run() {
+        TaskManager.runTaskRepeat(() -> {
             try {
                 HashSet<Chunk> toUnload = new HashSet<>();
                 for (World world : Bukkit.getWorlds()) {
@@ -70,10 +68,9 @@ public class ChunkListener implements Listener {
                         continue;
                     }
                     Object w = world.getClass().getDeclaredMethod("getHandle").invoke(world);
-                        Object chunkMap =
-                            w.getClass().getDeclaredMethod("getPlayerChunkMap").invoke(w);
-                        Method methodIsChunkInUse = chunkMap.getClass()
-                            .getDeclaredMethod("isChunkInUse", int.class, int.class);
+                    Object chunkMap = w.getClass().getDeclaredMethod("getPlayerChunkMap").invoke(w);
+                    Method methodIsChunkInUse =
+                        chunkMap.getClass().getDeclaredMethod("isChunkInUse", int.class, int.class);
                     Chunk[] chunks = world.getLoadedChunks();
                     for (Chunk chunk : chunks) {
                         if ((boolean) methodIsChunkInUse
@@ -97,12 +94,11 @@ public class ChunkListener implements Listener {
                     if (System.currentTimeMillis() - start > 5) {
                         return;
                     }
-                        chunk.unload(true, false);
+                    chunk.unload(true);
                 }
             } catch (Throwable e) {
                 e.printStackTrace();
             }
-            }
         }, 1);
     }
 
@@ -112,20 +108,20 @@ public class ChunkListener implements Listener {
         }
         Object c = this.methodGetHandleChunk.of(chunk).call();
         RefField.RefExecutor field = this.mustSave.of(c);
-        if ((Boolean) field.get() == true) {
+        if ((Boolean) field.get()) {
             field.set(false);
             if (chunk.isLoaded()) {
                 ignoreUnload = true;
-                chunk.unload(false, false);
+                chunk.unload(false);
                 ignoreUnload = false;
             }
         }
         return true;
     }
 
-    public boolean shouldSave(String world, int X, int Z) {
-        int x = X << 4;
-        int z = Z << 4;
+    public boolean shouldSave(String world, int chunkX, int chunkZ) {
+        int x = chunkX << 4;
+        int z = chunkZ << 4;
         int x2 = x + 15;
         int z2 = z + 15;
         Plot plot = new Location(world, x, 1, z).getOwnedPlotAbs();
@@ -148,13 +144,12 @@ public class ChunkListener implements Listener {
         return plot != null && plot.hasOwner();
     }
 
-    @EventHandler
-    public void onChunkUnload(ChunkUnloadEvent event) {
+    @EventHandler public void onChunkUnload(ChunkUnloadEvent event) {
         if (ignoreUnload) {
             return;
         }
-        if (Settings.Chunk_Processor.AUTO_TRIM) {
         Chunk chunk = event.getChunk();
+        if (Settings.Chunk_Processor.AUTO_TRIM) {
             String world = chunk.getWorld().getName();
             if (PlotSquared.get().hasPlotArea(world)) {
                 if (unloadChunk(world, chunk, true)) {
@@ -163,17 +158,15 @@ public class ChunkListener implements Listener {
             }
         }
         if (processChunk(event.getChunk(), true)) {
-            event.setCancelled(true);
+            chunk.setForceLoaded(true);
         }
     }
 
-    @EventHandler
-    public void onChunkLoad(ChunkLoadEvent event) {
+    @EventHandler public void onChunkLoad(ChunkLoadEvent event) {
         processChunk(event.getChunk(), false);
     }
 
-    @EventHandler(priority = EventPriority.LOWEST)
-    public void onItemSpawn(ItemSpawnEvent event) {
+    @EventHandler(priority = EventPriority.LOWEST) public void onItemSpawn(ItemSpawnEvent event) {
         Item entity = event.getEntity();
         Chunk chunk = entity.getLocation().getChunk();
         if (chunk == this.lastChunk) {
@@ -226,14 +219,13 @@ public class ChunkListener implements Listener {
     private void cleanChunk(final Chunk chunk) {
         TaskManager.index.incrementAndGet();
         final Integer currentIndex = TaskManager.index.get();
-        Integer task = TaskManager.runTaskRepeat(new Runnable() {
-            @Override public void run() {
+        Integer task = TaskManager.runTaskRepeat(() -> {
             if (!chunk.isLoaded()) {
                 Bukkit.getScheduler().cancelTask(TaskManager.tasks.get(currentIndex));
                 TaskManager.tasks.remove(currentIndex);
                 PlotSquared
-                            .debug(C.PREFIX.s() + "&aSuccessfully processed and unloaded chunk!");
-                    chunk.unload(true, true);
+                    .debug(Captions.PREFIX.s() + "&aSuccessfully processed and unloaded chunk!");
+                chunk.unload(true);
                 return;
             }
             BlockState[] tiles = chunk.getTileEntities();
@@ -241,8 +233,8 @@ public class ChunkListener implements Listener {
                 Bukkit.getScheduler().cancelTask(TaskManager.tasks.get(currentIndex));
                 TaskManager.tasks.remove(currentIndex);
                 PlotSquared
-                        .debug(C.PREFIX.s() + "&aSuccessfully processed and unloaded chunk!");
-                    chunk.unload(true, true);
+                    .debug(Captions.PREFIX.s() + "&aSuccessfully processed and unloaded chunk!");
+                chunk.unload(true);
                 return;
             }
             long start = System.currentTimeMillis();
@@ -251,15 +243,14 @@ public class ChunkListener implements Listener {
                 if (i >= tiles.length) {
                     Bukkit.getScheduler().cancelTask(TaskManager.tasks.get(currentIndex));
                     TaskManager.tasks.remove(currentIndex);
-                        PlotSquared
-                            .debug(C.PREFIX.s() + "&aSuccessfully processed and unloaded chunk!");
-                        chunk.unload(true, true);
+                    PlotSquared.debug(
+                        Captions.PREFIX.s() + "&aSuccessfully processed and unloaded chunk!");
+                    chunk.unload(true);
                     return;
                 }
                 tiles[i].getBlock().setType(Material.AIR, false);
                 i++;
             }
-            }
         }, 5);
         TaskManager.tasks.put(currentIndex, task);
     }
@@ -277,14 +268,14 @@ public class ChunkListener implements Listener {
                 }
             }
             PlotSquared.debug(
-                    C.PREFIX.s() + "&a detected unsafe chunk and processed: " + (chunk.getX() << 4)
-                            + "," + (chunk.getX() << 4));
+                Captions.PREFIX.s() + "&a detected unsafe chunk and processed: " + (chunk.getX()
+                    << 4) + "," + (chunk.getX() << 4));
         }
         if (tiles.length > Settings.Chunk_Processor.MAX_TILES) {
             if (unload) {
                 PlotSquared.debug(
-                        C.PREFIX.s() + "&c detected unsafe chunk: " + (chunk.getX() << 4) + "," + (
-                                chunk.getX() << 4));
+                    Captions.PREFIX.s() + "&c detected unsafe chunk: " + (chunk.getX() << 4) + ","
+                        + (chunk.getX() << 4));
                 cleanChunk(chunk);
                 return true;
             }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/listeners/EntitySpawnListener.java

@@ -7,6 +7,7 @@ import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
+import org.bukkit.Chunk;
 import org.bukkit.World;
 import org.bukkit.entity.ArmorStand;
 import org.bukkit.entity.Entity;
@@ -18,23 +19,52 @@ import org.bukkit.event.Listener;
 import org.bukkit.event.entity.CreatureSpawnEvent;
 import org.bukkit.event.entity.EntitySpawnEvent;
 import org.bukkit.event.entity.EntityTeleportEvent;
-import org.bukkit.event.vehicle.*;
+import org.bukkit.event.vehicle.VehicleBlockCollisionEvent;
+import org.bukkit.event.vehicle.VehicleCreateEvent;
+import org.bukkit.event.vehicle.VehicleMoveEvent;
+import org.bukkit.event.vehicle.VehicleUpdateEvent;
+import org.bukkit.event.world.ChunkLoadEvent;
 import org.bukkit.metadata.FixedMetadataValue;
 import org.bukkit.metadata.MetadataValue;
 import org.bukkit.plugin.Plugin;
+import org.jetbrains.annotations.NotNull;
 
 import java.util.List;
 
-@SuppressWarnings("unused") public class EntitySpawnListener implements Listener {
+public class EntitySpawnListener implements Listener {
 
+    private final static String KEY = "P2";
     private static boolean ignoreTP = false;
+    private static boolean hasPlotArea = false;
+    private static String areaName = null;
+
+    public static void testNether(Entity entity) {
+        @NotNull World world = entity.getWorld();
+        if (world.getEnvironment() != World.Environment.NETHER
+            && world.getEnvironment() != World.Environment.THE_END) {
+            return;
+        }
+        test(entity);
+    }
+
+    public static void testCreate(Entity entity) {
+        @NotNull World world = entity.getWorld();
+        if (areaName == world.getName()) {
+        } else {
+            areaName = world.getName();
+            hasPlotArea = PlotSquared.get().hasPlotArea(areaName);
+        }
+        if (!hasPlotArea)
+            return;
+        test(entity);
+    }
 
     public static void test(Entity entity) {
-        List<MetadataValue> meta = entity.getMetadata("plotworld");
-        World world = entity.getLocation().getWorld();
-        if (meta == null || meta.isEmpty()) {
+        @NotNull World world = entity.getWorld();
+        List<MetadataValue> meta = entity.getMetadata(KEY);
+        if (meta.isEmpty()) {
             if (PlotSquared.get().hasPlotArea(world.getName())) {
-                entity.setMetadata("plotworld",
+                entity.setMetadata(KEY,
                     new FixedMetadataValue((Plugin) PlotSquared.get().IMP, entity.getLocation()));
             }
         } else {
@@ -65,16 +95,17 @@ import java.util.List;
         Entity entity = event.getEntity();
         Location location = BukkitUtil.getLocation(entity.getLocation());
         PlotArea area = location.getPlotArea();
-        if (area == null) {
+        if (!location.isPlotArea()) {
             return;
         }
-        Plot plot = area.getOwnedPlotAbs(location);
+        Plot plot = location.getOwnedPlotAbs();
         if (plot == null) {
             if (!area.MOB_SPAWNING) {
                 EntityType type = entity.getType();
                 switch (type) {
                     case DROPPED_ITEM:
                         if (Settings.Enabled_Components.KILL_ROAD_ITEMS) {
+                            event.setCancelled(true);
                             break;
                         }
                     case PLAYER:
@@ -95,48 +126,47 @@ import java.util.List;
                     event.setCancelled(true);
                 }
             case SHULKER:
-                if (!entity.hasMetadata("plot")) {
-                    entity.setMetadata("plot",
+                if (!entity.hasMetadata("shulkerPlot")) {
+                    entity.setMetadata("shulkerPlot",
                         new FixedMetadataValue((Plugin) PlotSquared.get().IMP, plot.getId()));
                 }
         }
     }
 
+    @EventHandler public void onChunkLoad(ChunkLoadEvent event) {
+        @NotNull Chunk chunk = event.getChunk();
+        for (Entity entity : chunk.getEntities()) {
+            testCreate(entity);
+        }
+    }
+
     @EventHandler public void onVehicle(VehicleUpdateEvent event) {
-        test(event.getVehicle());
-    }
-
-    @EventHandler public void onVehicle(VehicleDestroyEvent event) {
-        test(event.getVehicle());
-    }
-
-    @EventHandler public void onVehicle(VehicleEntityCollisionEvent event) {
-        test(event.getVehicle());
+        testNether(event.getVehicle());
     }
 
     @EventHandler public void onVehicle(VehicleCreateEvent event) {
-        test(event.getVehicle());
+        testCreate(event.getVehicle());
     }
 
     @EventHandler public void onVehicle(VehicleBlockCollisionEvent event) {
-        test(event.getVehicle());
+        testNether(event.getVehicle());
     }
 
     @EventHandler public void onTeleport(EntityTeleportEvent event) {
         Entity ent = event.getEntity();
-        if (ent instanceof Vehicle || ent instanceof ArmorStand)
-            test(event.getEntity());
+        if (ent instanceof Vehicle || ent instanceof ArmorStand) {
+            testNether(event.getEntity());
+        }
     }
 
     @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
-    public void vehicleMove(VehicleMoveEvent event) throws IllegalAccessException {
-        test(event.getVehicle());
+    public void vehicleMove(VehicleMoveEvent event) {
+        testNether(event.getVehicle());
     }
 
     @EventHandler public void spawn(CreatureSpawnEvent event) {
-        switch (event.getEntityType()) {
-            case ARMOR_STAND:
-                test(event.getEntity());
+        if (event.getEntityType() == EntityType.ARMOR_STAND) {
+            testCreate(event.getEntity());
         }
     }
 }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/listeners/ForceFieldListener.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.listeners;
 
 import com.github.intellectualsites.plotsquared.bukkit.object.BukkitPlayer;
 import com.github.intellectualsites.plotsquared.bukkit.util.BukkitUtil;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -85,7 +85,8 @@ import java.util.UUID;
             if (plot.isAdded(uuid)) {
                 Set<PlotPlayer> players = getNearbyPlayers(player, plot);
                 for (PlotPlayer oPlayer : players) {
-                    if (!Permissions.hasPermission(oPlayer, C.PERMISSION_ADMIN_ENTRY_FORCEFIELD)) {
+                    if (!Permissions
+                        .hasPermission(oPlayer, Captions.PERMISSION_ADMIN_ENTRY_FORCEFIELD)) {
                         ((BukkitPlayer) oPlayer).player
                             .setVelocity(calculateVelocity(plotPlayer, oPlayer));
                     }
@@ -95,7 +96,8 @@ import java.util.UUID;
                 if (oPlayer == null) {
                     return;
                 }
-                if (!Permissions.hasPermission(plotPlayer, C.PERMISSION_ADMIN_ENTRY_FORCEFIELD)) {
+                if (!Permissions
+                    .hasPermission(plotPlayer, Captions.PERMISSION_ADMIN_ENTRY_FORCEFIELD)) {
                     player.setVelocity(calculateVelocity(oPlayer, plotPlayer));
                 }
             }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/listeners/PlotPlusListener.java

@@ -4,6 +4,7 @@ import com.github.intellectualsites.plotsquared.bukkit.events.PlayerEnterPlotEve
 import com.github.intellectualsites.plotsquared.bukkit.events.PlayerLeavePlotEvent;
 import com.github.intellectualsites.plotsquared.bukkit.util.BukkitUtil;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
+import com.github.intellectualsites.plotsquared.plot.flag.IntervalFlag;
 import com.github.intellectualsites.plotsquared.plot.listener.PlotListener;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
@@ -30,15 +31,13 @@ import java.util.Map.Entry;
 import java.util.Optional;
 import java.util.UUID;
 
-@SuppressWarnings("unused")
-public class PlotPlusListener extends PlotListener implements Listener {
+@SuppressWarnings("unused") public class PlotPlusListener extends PlotListener implements Listener {
 
     private static final HashMap<UUID, Interval> feedRunnable = new HashMap<>();
     private static final HashMap<UUID, Interval> healRunnable = new HashMap<>();
 
     public static void startRunnable(JavaPlugin plugin) {
-        plugin.getServer().getScheduler().scheduleSyncRepeatingTask(plugin, new Runnable() {
-            @Override public void run() {
+        plugin.getServer().getScheduler().scheduleSyncRepeatingTask(plugin, () -> {
             if (!healRunnable.isEmpty()) {
                 for (Iterator<Entry<UUID, Interval>> iterator =
                      healRunnable.entrySet().iterator(); iterator.hasNext(); ) {
@@ -79,12 +78,10 @@ public class PlotPlusListener extends PlotListener implements Listener {
                     }
                 }
             }
-            }
         }, 0L, 20L);
     }
 
-    @EventHandler(priority = EventPriority.HIGH)
-    public void onInteract(BlockDamageEvent event) {
+    @EventHandler(priority = EventPriority.HIGH) public void onInteract(BlockDamageEvent event) {
         Player player = event.getPlayer();
         if (player.getGameMode() != GameMode.SURVIVAL) {
             return;
@@ -103,13 +100,11 @@ public class PlotPlusListener extends PlotListener implements Listener {
         }
     }
 
-    @EventHandler(priority = EventPriority.HIGH)
-    public void onDamage(EntityDamageEvent event) {
+    @EventHandler(priority = EventPriority.HIGH) public void onDamage(EntityDamageEvent event) {
         if (event.getEntityType() != EntityType.PLAYER) {
             return;
         }
-        Player player = (Player) event.getEntity();
-        Plot plot = BukkitUtil.getLocation(player).getOwnedPlot();
+        Plot plot = BukkitUtil.getLocation(event.getEntity()).getOwnedPlot();
         if (plot == null) {
             return;
         }
@@ -118,8 +113,7 @@ public class PlotPlusListener extends PlotListener implements Listener {
         }
     }
 
-    @EventHandler
-    public void onItemDrop(PlayerDropItemEvent event) {
+    @EventHandler public void onItemDrop(PlayerDropItemEvent event) {
         Player player = event.getPlayer();
         PlotPlayer pp = BukkitUtil.getPlayer(player);
         Plot plot = BukkitUtil.getLocation(player).getOwnedPlot();
@@ -134,27 +128,24 @@ public class PlotPlusListener extends PlotListener implements Listener {
         }
     }
 
-    @EventHandler
-    public void onPlotEnter(PlayerEnterPlotEvent event) {
+    @EventHandler public void onPlotEnter(PlayerEnterPlotEvent event) {
         Player player = event.getPlayer();
         Plot plot = event.getPlot();
-        Optional<Integer[]> feed = plot.getFlag(Flags.FEED);
-        feed.ifPresent( value -> feedRunnable.put(player.getUniqueId(), new Interval(value[0], value[1], 20))
-        );
-        Optional<Integer[]> heal = plot.getFlag(Flags.HEAL);
-        heal.ifPresent( value -> healRunnable.put(player.getUniqueId(), new Interval(value[0], value[1], 20))
-        );
+        Optional<IntervalFlag.Interval> feed = plot.getFlag(Flags.FEED);
+        feed.ifPresent(value -> feedRunnable
+            .put(player.getUniqueId(), new Interval(value.getVal1(), value.getVal2(), 20)));
+        Optional<IntervalFlag.Interval> heal = plot.getFlag(Flags.HEAL);
+        heal.ifPresent(value -> healRunnable
+            .put(player.getUniqueId(), new Interval(value.getVal1(), value.getVal2(), 20)));
     }
 
-    @EventHandler
-    public void onPlayerQuit(PlayerQuitEvent event) {
+    @EventHandler public void onPlayerQuit(PlayerQuitEvent event) {
         Player player = event.getPlayer();
         feedRunnable.remove(player.getUniqueId());
         healRunnable.remove(player.getUniqueId());
     }
 
-    @EventHandler
-    public void onPlotLeave(PlayerLeavePlotEvent event) {
+    @EventHandler public void onPlotLeave(PlayerLeavePlotEvent event) {
         Player leaver = event.getPlayer();
         Plot plot = event.getPlot();
         if (!plot.hasOwner()) {
@@ -165,8 +156,7 @@ public class PlotPlusListener extends PlotListener implements Listener {
         healRunnable.remove(leaver.getUniqueId());
     }
 
-    @EventHandler
-    public void onItemPickup(EntityPickupItemEvent event) {
+    @EventHandler public void onItemPickup(EntityPickupItemEvent event) {
         LivingEntity ent = event.getEntity();
         if (ent instanceof Player) {
             Player player = (Player) ent;

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/listeners/SingleWorldListener.java

@@ -22,17 +22,14 @@ import static com.github.intellectualsites.plotsquared.plot.util.ReflectionUtils
 @SuppressWarnings("unused") public class SingleWorldListener implements Listener {
 
     private Method methodGetHandleChunk;
-    private Field mustSave, done, lit, s;
+    private Field mustSave;
 
     public SingleWorldListener(Plugin plugin) throws Exception {
         ReflectionUtils.RefClass classChunk = getRefClass("{nms}.Chunk");
         ReflectionUtils.RefClass classCraftChunk = getRefClass("{cb}.CraftChunk");
         this.methodGetHandleChunk = classCraftChunk.getMethod("getHandle").getRealMethod();
-        this.mustSave = classChunk.getField("mustSave").getRealField();
         try {
-            this.done = classChunk.getField("done").getRealField();
-            this.lit = classChunk.getField("lit").getRealField();
-            this.s = classChunk.getField("s").getRealField();
+            this.mustSave = classChunk.getField("mustSave").getRealField();
         } catch (Throwable ignore) {
             ignore.printStackTrace();
         }
@@ -42,14 +39,9 @@ import static com.github.intellectualsites.plotsquared.plot.util.ReflectionUtils
     public void markChunkAsClean(Chunk chunk) {
         try {
             Object nmsChunk = methodGetHandleChunk.invoke(chunk);
-            if (done != null)
-                this.done.set(nmsChunk, true);
-            if (mustSave != null)
+            if (mustSave != null) {
                 this.mustSave.set(nmsChunk, false);
-            if (lit != null)
-                this.lit.set(nmsChunk, false);
-            if (s != null)
-                this.s.set(nmsChunk, false);
+            }
         } catch (Throwable e) {
             e.printStackTrace();
         }
@@ -59,10 +51,12 @@ import static com.github.intellectualsites.plotsquared.plot.util.ReflectionUtils
         World world = event.getWorld();
         String name = world.getName();
         PlotAreaManager man = PlotSquared.get().getPlotAreaManager();
-        if (!(man instanceof SinglePlotAreaManager))
+        if (!(man instanceof SinglePlotAreaManager)) {
             return;
-        if (!isPlotId(name))
+        }
+        if (!isPlotId(name)) {
             return;
+        }
 
         markChunkAsClean(event.getChunk());
     }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/listeners/WorldEvents.java

@@ -12,7 +12,8 @@ import org.bukkit.event.Listener;
 import org.bukkit.event.world.WorldInitEvent;
 import org.bukkit.generator.ChunkGenerator;
 
-@SuppressWarnings("unused") public class WorldEvents implements Listener {
+@SuppressWarnings("unused")
+public class WorldEvents implements Listener {
 
   @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
   public void onWorldInit(WorldInitEvent event) {

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/object/BukkitOfflinePlayer.java

@@ -2,6 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.object;
 
 import com.github.intellectualsites.plotsquared.plot.object.OfflinePlotPlayer;
 import org.bukkit.OfflinePlayer;
+import org.jetbrains.annotations.NotNull;
 
 import java.util.UUID;
 
@@ -19,7 +20,7 @@ public class BukkitOfflinePlayer implements OfflinePlotPlayer {
         this.player = player;
     }
 
-    @Override public UUID getUUID() {
+    @NotNull @Override public UUID getUUID() {
         return this.player.getUniqueId();
     }
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/object/BukkitPlayer.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.object;
 
 import com.github.intellectualsites.plotsquared.bukkit.util.BukkitUtil;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.PlotBlock;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
@@ -19,6 +19,7 @@ import org.bukkit.event.EventException;
 import org.bukkit.event.player.PlayerTeleportEvent;
 import org.bukkit.permissions.PermissionAttachmentInfo;
 import org.bukkit.plugin.RegisteredListener;
+import org.jetbrains.annotations.NotNull;
 
 import javax.annotation.Nonnull;
 import java.util.Arrays;
@@ -28,6 +29,7 @@ import java.util.stream.Collectors;
 
 public class BukkitPlayer extends PlotPlayer {
 
+    private static boolean CHECK_EFFECTIVE = true;
     public final Player player;
     private boolean offline;
     private UUID uuid;
@@ -57,7 +59,7 @@ public class BukkitPlayer extends PlotPlayer {
         return location == null ? BukkitUtil.getLocation(this.player) : location;
     }
 
-    @Override public UUID getUUID() {
+    @NotNull @Override public UUID getUUID() {
         if (this.uuid == null) {
             this.uuid = UUIDHandler.getUUID(this);
         }
@@ -82,6 +84,11 @@ public class BukkitPlayer extends PlotPlayer {
         return true;
     }
 
+    @Override
+    public void sendTitle(String title, String subtitle, int fadeIn, int stay, int fadeOut) {
+        player.sendTitle(title, subtitle, fadeIn, stay, fadeOut);
+    }
+
     private void callEvent(final Event event) {
         Preconditions.checkNotNull(event, "Event cannot be null");
 
@@ -106,15 +113,15 @@ public class BukkitPlayer extends PlotPlayer {
     }
 
     @Override public int hasPermissionRange(final String stub, final int range) {
-        if (hasPermission(C.PERMISSION_ADMIN.s())) {
+        if (hasPermission(Captions.PERMISSION_ADMIN.s())) {
             return Integer.MAX_VALUE;
         }
         final String[] nodes = stub.split("\\.");
         final StringBuilder n = new StringBuilder();
         for (int i = 0; i < (nodes.length - 1); i++) {
             n.append(nodes[i]).append(".");
-            if (!stub.equals(n + C.PERMISSION_STAR.s())) {
-                if (hasPermission(n + C.PERMISSION_STAR.s())) {
+            if (!stub.equals(n + Captions.PERMISSION_STAR.s())) {
+                if (hasPermission(n + Captions.PERMISSION_STAR.s())) {
                     return Integer.MAX_VALUE;
                 }
             }
@@ -123,29 +130,45 @@ public class BukkitPlayer extends PlotPlayer {
             return Integer.MAX_VALUE;
         }
         int max = 0;
+        if (CHECK_EFFECTIVE) {
+            boolean hasAny = false;
             String stubPlus = stub + ".";
         final Set<PermissionAttachmentInfo> effective = player.getEffectivePermissions();
             if (!effective.isEmpty()) {
                 for (PermissionAttachmentInfo attach : effective) {
-                String perm = attach.getPermission();
-                if (perm.startsWith(stubPlus)) {
-                    String end = perm.substring(stubPlus.length());
+                    String permStr = attach.getPermission();
+                    if (permStr.startsWith(stubPlus)) {
+                        hasAny = true;
+                        String end = permStr.substring(stubPlus.length());
                         if (MathMan.isInteger(end)) {
                             int val = Integer.parseInt(end);
-                        if (val > range)
+                            if (val > range) {
                                 return val;
-                        if (val > max)
+                            }
+                            if (val > max) {
                                 max = val;
                             }
                         }
                     }
-        } else {
+                }
+                if (hasAny) {
+                    return max;
+                }
+                // Workaround
+                for (PermissionAttachmentInfo attach : effective) {
+                    String permStr = attach.getPermission();
+                    if (permStr.startsWith("plots.") && !permStr.equals("plots.use")) {
+                        return max;
+                    }
+                }
+                CHECK_EFFECTIVE = false;
+            }
+        }
         for (int i = range; i > 0; i--) {
             if (hasPermission(stub + "." + i)) {
                 return i;
             }
         }
-        }
         return max;
     }
 
@@ -202,8 +225,6 @@ public class BukkitPlayer extends PlotPlayer {
                 this.player.setPlayerWeather(WeatherType.DOWNFALL);
                 break;
             case RESET:
-                this.player.resetPlayerWeather();
-                break;
             default:
                 this.player.resetPlayerWeather();
                 break;
@@ -238,8 +259,6 @@ public class BukkitPlayer extends PlotPlayer {
                 this.player.setGameMode(GameMode.SPECTATOR);
                 break;
             case SURVIVAL:
-                this.player.setGameMode(GameMode.SURVIVAL);
-                break;
             default:
                 this.player.setGameMode(GameMode.SURVIVAL);
                 break;
@@ -267,14 +286,15 @@ public class BukkitPlayer extends PlotPlayer {
         Preconditions.checkNotNull(id, "Specified block cannot be null");
         if (PlotBlock.isEverything(id) || id.isAir()) {
             // Let's just stop all the discs because why not?
-            for (final Sound sound : Arrays.stream(Sound.values()).filter(sound -> sound.name().contains("DISC")).collect(
-                Collectors.toList())) {
+            for (final Sound sound : Arrays.stream(Sound.values())
+                .filter(sound -> sound.name().contains("DISC")).collect(Collectors.toList())) {
                 player.stopSound(sound);
             }
             // this.player.playEffect(BukkitUtil.getLocation(location), Effect.RECORD_PLAY, Material.AIR);
         } else {
             // this.player.playEffect(BukkitUtil.getLocation(location), Effect.RECORD_PLAY, id.to(Material.class));
-            this.player.playSound(BukkitUtil.getLocation(location), Sound.valueOf(id.to(Material.class).name()), Float.MAX_VALUE, 1f);
+            this.player.playSound(BukkitUtil.getLocation(location),
+                Sound.valueOf(id.to(Material.class).name()), Float.MAX_VALUE, 1f);
         }
     }
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/object/entity/ReplicatingEntityWrapper.java

@@ -1,7 +1,12 @@
 package com.github.intellectualsites.plotsquared.bukkit.object.entity;
 
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import org.bukkit.*;
+import org.bukkit.Art;
+import org.bukkit.DyeColor;
+import org.bukkit.Location;
+import org.bukkit.Rotation;
+import org.bukkit.TreeSpecies;
+import org.bukkit.World;
 import org.bukkit.block.BlockFace;
 import org.bukkit.entity.*;
 import org.bukkit.inventory.EntityEquipment;
@@ -10,13 +15,15 @@ import org.bukkit.inventory.ItemStack;
 import org.bukkit.util.EulerAngle;
 import org.bukkit.util.Vector;
 
+import java.util.List;
+
 public final class ReplicatingEntityWrapper extends EntityWrapper {
 
     private final short depth;
     private final int hash;
     private final EntityBaseStats base = new EntityBaseStats();
 
-    public ItemStack[] inventory;
+    private ItemStack[] inventory;
     // Extended
     private ItemStack stack;
     private byte dataByte;
@@ -38,9 +45,9 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
         if (depth == 0) {
             return;
         }
-        Entity passenger = entity.getPassenger();
-        if (passenger != null) {
-            this.base.passenger = new ReplicatingEntityWrapper(passenger, depth);
+        List<Entity> passengers = entity.getPassengers();
+        if (passengers.size() > 0) {
+            this.base.passenger = new ReplicatingEntityWrapper(passengers.get(0), depth);
         }
         this.base.fall = entity.getFallDistance();
         this.base.fire = (short) entity.getFireTicks();
@@ -61,7 +68,6 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
                 this.dataByte = getOrdinal(TreeSpecies.values(), boat.getWoodType());
                 return;
             case ARROW:
-            case COMPLEX_PART:
             case EGG:
             case ENDER_CRYSTAL:
             case ENDER_PEARL:
@@ -85,15 +91,14 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             case MINECART_FURNACE:
             case SPLASH_POTION:
             case THROWN_EXP_BOTTLE:
-            case WEATHER:
             case WITHER_SKULL:
             case UNKNOWN:
-            case TIPPED_ARROW:
             case SPECTRAL_ARROW:
             case SHULKER_BULLET:
             case DRAGON_FIREBALL:
-            case LINGERING_POTION:
             case AREA_EFFECT_CLOUD:
+            case TRIDENT:
+            case LLAMA_SPIT:
                 // Do this stuff later
                 return;
             // MISC //
@@ -132,13 +137,21 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             // START AGEABLE //
             // START TAMEABLE //
             case HORSE:
-                Horse horse = (Horse) entity;
+            case DONKEY:
+            case LLAMA:
+            case MULE:
+            case SKELETON_HORSE:
+                AbstractHorse horse = (AbstractHorse) entity;
                 this.horse = new HorseStats();
                 this.horse.jump = horse.getJumpStrength();
-                this.horse.chest = horse.isCarryingChest();
-                this.horse.variant = horse.getVariant();
-                this.horse.style = horse.getStyle();
-                this.horse.color = horse.getColor();
+                if (horse instanceof ChestedHorse) {
+                    ChestedHorse horse1 = (ChestedHorse) horse;
+                    this.horse.chest = horse1.isCarryingChest();
+                }
+                //todo these horse features need fixing
+                //this.horse.variant = horse.getVariant();
+                //this.horse.style = horse.getStyle();
+                //this.horse.color = horse.getColor();
                 storeTameable(horse);
                 storeAgeable(horse);
                 storeLiving(horse);
@@ -152,9 +165,14 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
                 storeLiving((LivingEntity) entity);
                 return;
             // END TAMEABLE //
+            //todo fix sheep
             case SHEEP:
                 Sheep sheep = (Sheep) entity;
-                this.dataByte = (byte) (sheep.isSheared() ? 1 : 0);
+                if (sheep.isSheared()) {
+                    this.dataByte = (byte) 1;
+                } else {
+                    this.dataByte = (byte) 0;
+                }
                 this.dataByte2 = sheep.getColor().getDyeData();
                 storeAgeable(sheep);
                 storeLiving(sheep);
@@ -164,6 +182,7 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             case COW:
             case MUSHROOM_COW:
             case PIG:
+            case TURTLE:
             case POLAR_BEAR:
                 storeAgeable((Ageable) entity);
                 storeLiving((LivingEntity) entity);
@@ -174,15 +193,6 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
                 storeLiving((LivingEntity) entity);
                 return;
             // END AGEABLE //
-            case GUARDIAN:
-                this.dataByte = (byte) (((Guardian) entity).isElder() ? 1 : 0);
-                storeLiving((LivingEntity) entity);
-                return;
-            case SKELETON:
-                this.dataByte = getOrdinal(Skeleton.SkeletonType.values(),
-                    ((Skeleton) entity).getSkeletonType());
-                storeLiving((LivingEntity) entity);
-                return;
             case ARMOR_STAND:
                 ArmorStand stand = (ArmorStand) entity;
                 this.inventory =
@@ -248,6 +258,10 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
                 EnderDragon entity1 = (EnderDragon) entity;
                 this.dataByte = (byte) entity1.getPhase().ordinal();
                 return;
+            case SKELETON:
+            case WITHER_SKELETON:
+            case GUARDIAN:
+            case ELDER_GUARDIAN:
             case GHAST:
             case MAGMA_CUBE:
             case SQUID:
@@ -273,6 +287,7 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
                     this.dataByte = (byte) 0;
                 }
                 storeLiving((LivingEntity) entity);
+                return;
                 // END LIVING //
             default:
                 PlotSquared.debug("&cCOULD NOT IDENTIFY ENTITY: " + entity.getType());
@@ -308,14 +323,16 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
         if (this.lived.leashed) {
             // TODO leashes
             //            World world = entity.getWorld();
-            //            Entity leash = world.spawnEntity(new Location(world, Math.floor(x) + lived.leashX, Math.floor(y) + lived.leashY, Math
-            // .floor(z) + lived.leashZ), EntityType.LEASH_HITCH);
+            //            Entity leash = world.spawnEntity(new Location(world, Math.floor(x) +
+            //            lived.leashX, Math.floor(y) + lived.leashY, Math.floor(z) + lived.leashZ),
+            //            EntityType.LEASH_HITCH);
             //            entity.setLeashHolder(leash);
         }
     }
 
     void restoreEquipment(LivingEntity entity) {
         EntityEquipment equipment = entity.getEquipment();
+        if (equipment != null) {
             equipment.setItemInMainHand(this.lived.mainHand);
             equipment.setItemInOffHand(this.lived.offHand);
             equipment.setHelmet(this.lived.helmet);
@@ -323,6 +340,7 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             equipment.setLeggings(this.lived.leggings);
             equipment.setBoots(this.lived.boots);
         }
+    }
 
     private void restoreInventory(InventoryHolder entity) {
         try {
@@ -332,7 +350,7 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
         }
     }
 
-    public void storeLiving(LivingEntity lived) {
+    private void storeLiving(LivingEntity lived) {
         this.lived = new LivingEntityStats();
         this.lived.potions = lived.getActivePotionEffects();
         this.lived.loot = lived.getCanPickupItems();
@@ -425,7 +443,7 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
         }
         if (this.base.passenger != null) {
             try {
-                entity.setPassenger(this.base.passenger.spawn(world, xOffset, zOffset));
+                entity.addPassenger(this.base.passenger.spawn(world, xOffset, zOffset));
             } catch (Exception ignored) {
             }
         }
@@ -454,7 +472,6 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
                 ((Slime) entity).setSize(this.dataByte);
                 return entity;
             case ARROW:
-            case COMPLEX_PART:
             case EGG:
             case ENDER_CRYSTAL:
             case ENDER_PEARL:
@@ -477,15 +494,14 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             case SNOWBALL:
             case SPLASH_POTION:
             case THROWN_EXP_BOTTLE:
-            case WEATHER:
-            case TIPPED_ARROW:
             case SPECTRAL_ARROW:
             case SHULKER_BULLET:
-            case LINGERING_POTION:
             case AREA_EFFECT_CLOUD:
             case DRAGON_FIREBALL:
             case WITHER_SKULL:
             case MINECART_FURNACE:
+            case LLAMA_SPIT:
+            case TRIDENT:
             case UNKNOWN:
                 // Do this stuff later
                 return entity;
@@ -510,12 +526,19 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             // START AGEABLE //
             // START TAMEABLE //
             case HORSE:
-                Horse horse = (Horse) entity;
+            case LLAMA:
+            case SKELETON_HORSE:
+            case DONKEY:
+            case MULE:
+                AbstractHorse horse = (AbstractHorse) entity;
                 horse.setJumpStrength(this.horse.jump);
-                horse.setCarryingChest(this.horse.chest);
-                horse.setVariant(this.horse.variant);
-                horse.setStyle(this.horse.style);
-                horse.setColor(this.horse.color);
+                if (horse instanceof ChestedHorse) {
+                    ((ChestedHorse) horse).setCarryingChest(this.horse.chest);
+                }
+                //todo broken as of 1.13
+                //horse.setVariant(this.horse.variant);
+                //horse.setStyle(this.horse.style);
+                //horse.setColor(this.horse.color);
                 restoreTameable(horse);
                 restoreAgeable(horse);
                 restoreLiving(horse);
@@ -543,6 +566,7 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             case VILLAGER:
             case CHICKEN:
             case COW:
+            case TURTLE:
             case POLAR_BEAR:
             case MUSHROOM_COW:
             case PIG:
@@ -557,19 +581,6 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
                 restoreAgeable((Ageable) entity);
                 restoreLiving((LivingEntity) entity);
                 return entity;
-            case GUARDIAN:
-                if (this.dataByte != 0) {
-                    ((Guardian) entity).setElder(true);
-                }
-                restoreLiving((LivingEntity) entity);
-                return entity;
-            case SKELETON:
-                if (this.dataByte != 0) {
-                    ((Skeleton) entity)
-                        .setSkeletonType(Skeleton.SkeletonType.values()[this.dataByte]);
-                }
-                storeLiving((LivingEntity) entity);
-                return entity;
             case ARMOR_STAND:
                 // CHECK positions
                 ArmorStand stand = (ArmorStand) entity;
@@ -665,6 +676,10 @@ public final class ReplicatingEntityWrapper extends EntityWrapper {
             case BLAZE:
             case SNOWMAN:
             case SHULKER:
+            case GUARDIAN:
+            case ELDER_GUARDIAN:
+            case SKELETON:
+            case WITHER_SKELETON:
                 restoreLiving((LivingEntity) entity);
                 return entity;
             case IRON_GOLEM:

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/object/schematic/StateWrapper.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.object.schematic;
 
 import com.github.intellectualsites.plotsquared.bukkit.util.BukkitUtil;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.sk89q.jnbt.*;
 import org.bukkit.Material;
 import org.bukkit.World;
@@ -132,7 +132,7 @@ public class StateWrapper {
             .replace("\"underlined\":true,", "&n").replace("\"italic\":true,", "&o")
             .replace("[{\"text\":\"", "&0").replace("{\"text\":\"", "&0").replace("\"},", "")
             .replace("\"}]", "").replace("\"}", "");
-        for (Entry<String, String> entry : C.replacements.entrySet()) {
+        for (Entry<String, String> entry : Captions.replacements.entrySet()) {
             str = str.replace(entry.getKey(), entry.getValue());
         }
         return str;

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/titles/DefaultTitleManager.java

@@ -1,129 +0,0 @@
-package com.github.intellectualsites.plotsquared.bukkit.titles;
-
-import com.github.intellectualsites.plotsquared.bukkit.chat.Reflection;
-import org.bukkit.ChatColor;
-import org.bukkit.entity.Player;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-
-public class DefaultTitleManager extends TitleManager {
-
-    /**
-     * Create a new 1.8 title.
-     *
-     * @param title       Title text
-     * @param subtitle    Subtitle text
-     * @param fadeInTime  Fade in time
-     * @param stayTime    Stay on screen time
-     * @param fadeOutTime Fade out time
-     */
-    DefaultTitleManager(String title, String subtitle, int fadeInTime, int stayTime,
-        int fadeOutTime) {
-        super(title, subtitle, fadeInTime, stayTime, fadeOutTime);
-    }
-
-    /**
-     * Load spigot and NMS classes.
-     */
-    @Override void loadClasses() {
-        this.packetTitle = Reflection.getNMSClass("PacketPlayOutTitle");
-        this.packetActions = Reflection.getNMSClass("EnumTitleAction");
-        this.chatBaseComponent = Reflection.getNMSClass("IChatBaseComponent");
-        this.nmsChatSerializer = Reflection.getNMSClass("ChatSerializer");
-    }
-
-    @Override public void send(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException {
-        if (this.packetTitle != null) {
-            // First reset previous settings
-            resetTitle(player);
-            // Send timings first
-            Object handle = getHandle(player);
-            Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-            Object[] actions = this.packetActions.getEnumConstants();
-            Method sendPacket = getMethod(connection.getClass(), "sendPacket");
-            Object packet = this.packetTitle
-                .getConstructor(this.packetActions, this.chatBaseComponent, Integer.TYPE,
-                    Integer.TYPE, Integer.TYPE)
-                .newInstance(actions[2], null, this.fadeInTime * (this.ticks ? 1 : 20),
-                    this.stayTime * (this.ticks ? 1 : 20),
-                    this.fadeOutTime * (this.ticks ? 1 : 20));
-            // Send if set
-            if (this.fadeInTime != -1 && this.fadeOutTime != -1 && this.stayTime != -1) {
-                sendPacket.invoke(connection, packet);
-            }
-            // Send title
-            Object serialized = getMethod(this.nmsChatSerializer, "a", String.class).invoke(null,
-                "{text:\"" + ChatColor.translateAlternateColorCodes('&', this.getTitle())
-                    + "\",color:" + this.titleColor.name().toLowerCase() + '}');
-            packet = this.packetTitle.getConstructor(this.packetActions, this.chatBaseComponent)
-                .newInstance(actions[0], serialized);
-            sendPacket.invoke(connection, packet);
-            if (!this.getSubtitle().isEmpty()) {
-                // Send subtitle if present
-                serialized = getMethod(this.nmsChatSerializer, "a", String.class).invoke(null,
-                    "{text:\"" + ChatColor.translateAlternateColorCodes('&', this.getSubtitle())
-                        + "\",color:" + this.subtitleColor.name().toLowerCase() + '}');
-                packet = this.packetTitle.getConstructor(this.packetActions, this.chatBaseComponent)
-                    .newInstance(actions[1], serialized);
-                sendPacket.invoke(connection, packet);
-            }
-        }
-    }
-
-    @Override public void clearTitle(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException {
-        // Send timings first
-        Object handle = getHandle(player);
-        Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-        Object[] actions = this.packetActions.getEnumConstants();
-        Method sendPacket = getMethod(connection.getClass(), "sendPacket");
-        Object packet = this.packetTitle.getConstructor(this.packetActions, this.chatBaseComponent)
-            .newInstance(actions[3], null);
-        sendPacket.invoke(connection, packet);
-    }
-
-    /**
-     * Reset the title settings.
-     *
-     * @param player Player
-     * @throws SecurityException
-     * @throws ReflectiveOperationException
-     * @throws SecurityException
-     */
-    @Override public void resetTitle(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException {
-        // Send timings first
-        Object handle = getHandle(player);
-        Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-        Object[] actions = this.packetActions.getEnumConstants();
-        Method sendPacket = getMethod(connection.getClass(), "sendPacket");
-        Object packet = this.packetTitle.getConstructor(this.packetActions, this.chatBaseComponent)
-            .newInstance(actions[4], null);
-        sendPacket.invoke(connection, packet);
-    }
-
-    Field getField(Class<?> clazz, String name) {
-        try {
-            Field field = clazz.getDeclaredField(name);
-            field.setAccessible(true);
-            return field;
-        } catch (NoSuchFieldException | SecurityException e) {
-            e.printStackTrace();
-            return null;
-        }
-    }
-
-    Method getMethod(Class<?> clazz, String name, Class<?>... args) {
-        for (Method m : clazz.getMethods()) {
-            if (m.getName().equals(name) && (args.length == 0 || classListEqual(args,
-                m.getParameterTypes()))) {
-                m.setAccessible(true);
-                return m;
-            }
-        }
-        return null;
-    }
-
-}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/titles/DefaultTitle_111.java

@@ -1,20 +0,0 @@
-package com.github.intellectualsites.plotsquared.bukkit.titles;
-
-import com.github.intellectualsites.plotsquared.bukkit.object.BukkitPlayer;
-import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
-import com.github.intellectualsites.plotsquared.plot.util.AbstractTitle;
-import org.bukkit.entity.Player;
-
-@SuppressWarnings("deprecation") public class DefaultTitle_111 extends AbstractTitle {
-
-    @Override
-    public void sendTitle(PlotPlayer player, String head, String sub, int in, int delay, int out) {
-        try {
-            final Player playerObj = ((BukkitPlayer) player).player;
-            TitleManager_1_11 title = new TitleManager_1_11(head, sub, in, delay, out);
-            title.send(playerObj);
-            return;
-        } catch (Throwable ignored) {
-        }
-    }
-}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/titles/HackTitle.java

@@ -1,22 +0,0 @@
-package com.github.intellectualsites.plotsquared.bukkit.titles;
-
-import com.github.intellectualsites.plotsquared.bukkit.object.BukkitPlayer;
-import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.Settings;
-import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
-import com.github.intellectualsites.plotsquared.plot.util.AbstractTitle;
-
-public class HackTitle extends AbstractTitle {
-
-    @Override
-    public void sendTitle(PlotPlayer player, String head, String sub, int in, int delay, int out) {
-        try {
-            HackTitleManager title = new HackTitleManager(head, sub, in, delay, out);
-            title.send(((BukkitPlayer) player).player);
-        } catch (Exception ignored) {
-            PlotSquared.debug("&cYour server version does not support titles!");
-            Settings.TITLES = false;
-            AbstractTitle.TITLE_CLASS = null;
-        }
-    }
-}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/titles/HackTitleManager.java

@@ -1,177 +0,0 @@
-package com.github.intellectualsites.plotsquared.bukkit.titles;
-
-import com.github.intellectualsites.plotsquared.bukkit.chat.Reflection;
-import org.bukkit.Bukkit;
-import org.bukkit.ChatColor;
-import org.bukkit.entity.Player;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-
-public class HackTitleManager extends TitleManager {
-
-    /**
-     * Create a new 1.8 title.
-     *
-     * @param title       Title text
-     * @param subtitle    Subtitle text
-     * @param fadeInTime  Fade in time
-     * @param stayTime    Stay on screen time
-     * @param fadeOutTime Fade out time
-     */
-    HackTitleManager(String title, String subtitle, int fadeInTime, int stayTime, int fadeOutTime) {
-        super(title, subtitle, fadeInTime, stayTime, fadeOutTime);
-    }
-
-    /**
-     * Load spigot and NMS classes.
-     */
-    @Override void loadClasses() {
-        this.packetTitle = getClass("org.spigotmc.ProtocolInjector$PacketTitle");
-        this.packetActions = getClass("org.spigotmc.ProtocolInjector$PacketTitle$Action");
-        this.nmsChatSerializer = Reflection.getNMSClass("ChatSerializer");
-    }
-
-    @Override public void send(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException {
-        if ((getProtocolVersion(player) >= 47) && isSpigot() && (this.packetTitle != null)) {
-            // First reset previous settings
-            resetTitle(player);
-            // Send timings first
-            Object handle = getHandle(player);
-            Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-            Object[] actions = this.packetActions.getEnumConstants();
-            Method sendPacket = getMethod(connection.getClass(), "sendPacket");
-            Object packet = this.packetTitle
-                .getConstructor(this.packetActions, Integer.TYPE, Integer.TYPE, Integer.TYPE)
-                .newInstance(actions[2], this.fadeInTime * (this.ticks ? 1 : 20),
-                    this.stayTime * (this.ticks ? 1 : 20),
-                    this.fadeOutTime * (this.ticks ? 1 : 20));
-            // Send if set
-            if ((this.fadeInTime != -1) && (this.fadeOutTime != -1) && (this.stayTime != -1)) {
-                sendPacket.invoke(connection, packet);
-            }
-            // Send title
-            Object serialized = getMethod(this.nmsChatSerializer, "a", String.class).invoke(null,
-                "{text:\"" + ChatColor.translateAlternateColorCodes('&', this.getTitle())
-                    + "\",color:" + this.titleColor.name().toLowerCase() + "}");
-            packet = this.packetTitle
-                .getConstructor(this.packetActions, Reflection.getNMSClass("IChatBaseComponent"))
-                .newInstance(actions[0], serialized);
-            sendPacket.invoke(connection, packet);
-            if (!this.getSubtitle().isEmpty()) {
-                // Send subtitle if present
-                serialized = getMethod(this.nmsChatSerializer, "a", String.class).invoke(null,
-                    "{text:\"" + ChatColor.translateAlternateColorCodes('&', this.getSubtitle())
-                        + "\",color:" + this.subtitleColor.name().toLowerCase() + "}");
-                packet = this.packetTitle.getConstructor(this.packetActions,
-                    Reflection.getNMSClass("IChatBaseComponent"))
-                    .newInstance(actions[1], serialized);
-                sendPacket.invoke(connection, packet);
-            }
-        }
-    }
-
-    @Override public void clearTitle(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException {
-        if ((getProtocolVersion(player) >= 47) && isSpigot()) {
-            // Send timings first
-            Object handle = getHandle(player);
-            Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-            Object[] actions = this.packetActions.getEnumConstants();
-            Method sendPacket = getMethod(connection.getClass(), "sendPacket");
-            Object packet =
-                this.packetTitle.getConstructor(this.packetActions).newInstance(actions[3]);
-            sendPacket.invoke(connection, packet);
-        }
-    }
-
-    @Override public void resetTitle(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException {
-        if ((getProtocolVersion(player) >= 47) && isSpigot()) {
-            // Send timings first
-            Object handle = getHandle(player);
-            Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-            Object[] actions = this.packetActions.getEnumConstants();
-            Method sendPacket = getMethod(connection.getClass(), "sendPacket");
-            Object packet =
-                this.packetTitle.getConstructor(this.packetActions).newInstance(actions[4]);
-            sendPacket.invoke(connection, packet);
-        }
-    }
-
-    /**
-     * Get the protocol version of the player.
-     *
-     * @param player Player
-     * @return Protocol version
-     * @throws IllegalArgumentException
-     * @throws ReflectiveOperationException
-     * @throws SecurityException
-     */
-    private int getProtocolVersion(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException {
-        Object handle = getHandle(player);
-        Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-        Object networkManager = getValue("networkManager", connection);
-        return (Integer) getMethod("getVersion", networkManager.getClass()).invoke(networkManager);
-    }
-
-    /**
-     * Check if running spigot.
-     *
-     * @return Spigot
-     */
-    private boolean isSpigot() {
-        return Bukkit.getVersion().contains("Spigot");
-    }
-
-    /**
-     * Get class by url.
-     *
-     * @param namespace Namespace url
-     * @return Class
-     */
-    private Class<?> getClass(String namespace) {
-        try {
-            return Class.forName(namespace);
-        } catch (ClassNotFoundException ignored) {
-        }
-        return null;
-    }
-
-    private Field getField(String name, Class<?> clazz)
-        throws NoSuchFieldException, SecurityException {
-        return clazz.getDeclaredField(name);
-    }
-
-    private Object getValue(String name, Object obj)
-        throws ReflectiveOperationException, SecurityException, IllegalArgumentException {
-        Field f = getField(name, obj.getClass());
-        f.setAccessible(true);
-        return f.get(obj);
-    }
-
-    private Field getField(Class<?> clazz, String name) {
-        try {
-            Field field = clazz.getDeclaredField(name);
-            field.setAccessible(true);
-            return field;
-        } catch (SecurityException | NoSuchFieldException e) {
-            e.printStackTrace();
-            return null;
-        }
-    }
-
-    private Method getMethod(Class<?> clazz, String name, Class<?>... args) {
-        for (Method m : clazz.getMethods()) {
-            if (m.getName().equals(name) && ((args.length == 0) || classListEqual(args,
-                m.getParameterTypes()))) {
-                m.setAccessible(true);
-                return m;
-            }
-        }
-        return null;
-    }
-
-}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/titles/TitleManager.java

@@ -1,256 +0,0 @@
-package com.github.intellectualsites.plotsquared.bukkit.titles;
-
-import org.bukkit.Bukkit;
-import org.bukkit.ChatColor;
-import org.bukkit.entity.Player;
-
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.util.HashMap;
-import java.util.Map;
-
-public abstract class TitleManager {
-
-    private static final Map<Class<?>, Class<?>> CORRESPONDING_TYPES = new HashMap<>();
-    /* Title packet */ Class<?> packetTitle;
-    /* Title packet actions ENUM */ Class<?> packetActions;
-    /* Chat serializer */ Class<?> nmsChatSerializer;
-    Class<?> chatBaseComponent;
-    ChatColor titleColor = ChatColor.WHITE;
-    ChatColor subtitleColor = ChatColor.WHITE;
-    /* Title timings */ int fadeInTime = -1;
-    int stayTime = -1;
-    int fadeOutTime = -1;
-    boolean ticks = false;
-    /* Title text and color */
-    private String title = "";
-    /* Subtitle text and color */
-    private String subtitle = "";
-
-    /**
-     * Create a new 1.8 title.
-     *
-     * @param title       Title text
-     * @param subtitle    Subtitle text
-     * @param fadeInTime  Fade in time
-     * @param stayTime    Stay on screen time
-     * @param fadeOutTime Fade out time
-     */
-    TitleManager(String title, String subtitle, int fadeInTime, int stayTime, int fadeOutTime) {
-        this.title = title;
-        this.subtitle = subtitle;
-        this.fadeInTime = fadeInTime;
-        this.stayTime = stayTime;
-        this.fadeOutTime = fadeOutTime;
-        loadClasses();
-    }
-
-    abstract void loadClasses();
-
-    /**
-     * Gets title text.
-     *
-     * @return Title text
-     */
-    public final String getTitle() {
-        return this.title;
-    }
-
-    /**
-     * Sets the text for the title.
-     *
-     * @param title Title
-     */
-    public final void setTitle(String title) {
-        this.title = title;
-    }
-
-    /**
-     * Gets the subtitle text.
-     *
-     * @return Subtitle text
-     */
-    public final String getSubtitle() {
-        return this.subtitle;
-    }
-
-    /**
-     * Sets subtitle text.
-     *
-     * @param subtitle Subtitle text
-     */
-    public final void setSubtitle(String subtitle) {
-        this.subtitle = subtitle;
-    }
-
-    /**
-     * Sets the title color.
-     *
-     * @param color Chat color
-     */
-    public final void setTitleColor(ChatColor color) {
-        this.titleColor = color;
-    }
-
-    /**
-     * Sets the subtitle color.
-     *
-     * @param color Chat color
-     */
-    public final void setSubtitleColor(ChatColor color) {
-        this.subtitleColor = color;
-    }
-
-    /**
-     * Sets title fade in time.
-     *
-     * @param time Time
-     */
-    public final void setFadeInTime(int time) {
-        this.fadeInTime = time;
-    }
-
-    /**
-     * Sets title fade out time.
-     *
-     * @param time Time
-     */
-    public final void setFadeOutTime(int time) {
-        this.fadeOutTime = time;
-    }
-
-    /**
-     * Sets title stay time.
-     *
-     * @param time Time
-     */
-    public final void setStayTime(int time) {
-        this.stayTime = time;
-    }
-
-    /**
-     * Sets timings to ticks.
-     */
-    public final void setTimingsToTicks() {
-        this.ticks = true;
-    }
-
-    /**
-     * Sets timings to seconds.
-     */
-    public final void setTimingsToSeconds() {
-        this.ticks = false;
-    }
-
-    /**
-     * Sends the title to a player.
-     *
-     * @param player Player
-     * @throws IllegalArgumentException
-     * @throws ReflectiveOperationException
-     * @throws SecurityException
-     */
-    public abstract void send(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException;
-
-    /**
-     * Broadcasts the title to all players.
-     *
-     * @throws Exception
-     */
-    public final void broadcast() throws Exception {
-        for (Player player : Bukkit.getOnlinePlayers()) {
-            send(player);
-        }
-    }
-
-    /**
-     * Clears the title.
-     *
-     * @param player Player
-     * @throws IllegalArgumentException
-     * @throws ReflectiveOperationException
-     * @throws SecurityException
-     */
-    public abstract void clearTitle(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException;
-
-    /**
-     * Resets the title settings.
-     *
-     * @param player Player
-     * @throws IllegalArgumentException
-     * @throws ReflectiveOperationException
-     * @throws SecurityException
-     */
-    public abstract void resetTitle(Player player)
-        throws IllegalArgumentException, ReflectiveOperationException, SecurityException;
-
-    private Class<?> getPrimitiveType(Class<?> clazz) {
-        if (CORRESPONDING_TYPES.containsKey(clazz)) {
-            return CORRESPONDING_TYPES.get(clazz);
-        } else {
-            return clazz;
-        }
-    }
-
-    private Class<?>[] toPrimitiveTypeArray(Class<?>[] classes) {
-        int a;
-        if (classes != null) {
-            a = classes.length;
-        } else {
-            a = 0;
-        }
-        Class<?>[] types = new Class<?>[a];
-        for (int i = 0; i < a; i++) {
-            types[i] = getPrimitiveType(classes[i]);
-        }
-        return types;
-    }
-
-    final Object getHandle(Object obj) {
-        try {
-            return getMethod("getHandle", obj.getClass()).invoke(obj);
-        } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
-            e.printStackTrace();
-            return null;
-        }
-    }
-
-    final Method getMethod(String name, Class<?> clazz, Class<?>... paramTypes) {
-        Class<?>[] t = toPrimitiveTypeArray(paramTypes);
-        for (Method m : clazz.getMethods()) {
-            Class<?>[] types = toPrimitiveTypeArray(m.getParameterTypes());
-            if (m.getName().equals(name) && equalsTypeArray(types, t)) {
-                return m;
-            }
-        }
-        return null;
-    }
-
-    private boolean equalsTypeArray(Class<?>[] a, Class<?>[] o) {
-        if (a.length != o.length) {
-            return false;
-        }
-        for (int i = 0; i < a.length; i++) {
-            if (!a[i].equals(o[i]) && !a[i].isAssignableFrom(o[i])) {
-                return false;
-            }
-        }
-        return true;
-    }
-
-    boolean classListEqual(Class<?>[] l1, Class<?>[] l2) {
-        if (l1.length != l2.length) {
-            return false;
-        }
-        boolean equal = true;
-        for (int i = 0; i < l1.length; i++) {
-            if (l1[i] != l2[i]) {
-                equal = false;
-                break;
-            }
-        }
-        return equal;
-    }
-}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/titles/TitleManager_1_11.java

@@ -1,497 +0,0 @@
-package com.github.intellectualsites.plotsquared.bukkit.titles;
-
-import org.bukkit.Bukkit;
-import org.bukkit.ChatColor;
-import org.bukkit.entity.Player;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Minecraft 1.8 Title
- * For 1.11
- *
- * @author Maxim Van de Wynckel
- * @version 1.1.0
- */
-public class TitleManager_1_11 {
-    private static final Map<Class<?>, Class<?>> CORRESPONDING_TYPES =
-        new HashMap<Class<?>, Class<?>>();
-    /* Title packet */
-    private static Class<?> packetTitle;
-    /* Title packet actions ENUM */
-    private static Class<?> packetActions;
-    /* Chat serializer */
-    private static Class<?> nmsChatSerializer;
-    private static Class<?> chatBaseComponent;
-    /* NMS player and connection */
-    private static Class<?> nmsPlayer;
-    private static Class<?> nmsPlayerConnection;
-    private static Field playerConnection;
-    private static Method sendPacket;
-    private static Class<?> obcPlayer;
-    private static Method methodPlayerGetHandle;
-    /* Title text and color */
-    private String title = "";
-    private ChatColor titleColor = ChatColor.WHITE;
-    /* Subtitle text and color */
-    private String subtitle = "";
-    private ChatColor subtitleColor = ChatColor.WHITE;
-    /* Title timings */
-    private int fadeInTime = -1;
-    private int stayTime = -1;
-    private int fadeOutTime = -1;
-    private boolean ticks = false;
-
-    public TitleManager_1_11() {
-        loadClasses();
-    }
-
-    /**
-     * Create a new 1.8 title
-     *
-     * @param title Title
-     */
-    public TitleManager_1_11(String title) {
-        this.title = title;
-        loadClasses();
-    }
-
-    /**
-     * Create a new 1.8 title
-     *
-     * @param title    Title text
-     * @param subtitle Subtitle text
-     */
-    public TitleManager_1_11(String title, String subtitle) {
-        this.title = title;
-        this.subtitle = subtitle;
-        loadClasses();
-    }
-
-    /**
-     * Copy 1.8 title
-     *
-     * @param title Title
-     */
-    public TitleManager_1_11(TitleManager_1_11 title) {
-        // Copy title
-        this.title = title.getTitle();
-        this.subtitle = title.getSubtitle();
-        this.titleColor = title.getTitleColor();
-        this.subtitleColor = title.getSubtitleColor();
-        this.fadeInTime = title.getFadeInTime();
-        this.fadeOutTime = title.getFadeOutTime();
-        this.stayTime = title.getStayTime();
-        this.ticks = title.isTicks();
-        loadClasses();
-    }
-
-    /**
-     * Create a new 1.8 title
-     *
-     * @param title       Title text
-     * @param subtitle    Subtitle text
-     * @param fadeInTime  Fade in time
-     * @param stayTime    Stay on screen time
-     * @param fadeOutTime Fade out time
-     */
-    public TitleManager_1_11(String title, String subtitle, int fadeInTime, int stayTime,
-        int fadeOutTime) {
-        this.title = title;
-        this.subtitle = subtitle;
-        this.fadeInTime = fadeInTime;
-        this.stayTime = stayTime;
-        this.fadeOutTime = fadeOutTime;
-        loadClasses();
-    }
-
-    private static boolean equalsTypeArray(Class<?>[] a, Class<?>[] o) {
-        if (a.length != o.length)
-            return false;
-        for (int i = 0; i < a.length; i++)
-            if (!a[i].equals(o[i]) && !a[i].isAssignableFrom(o[i]))
-                return false;
-        return true;
-    }
-
-    /**
-     * Load spigot and NMS classes
-     */
-    private void loadClasses() {
-        if (packetTitle == null) {
-            packetTitle = getNMSClass("PacketPlayOutTitle");
-            packetActions = getNMSClass("PacketPlayOutTitle$EnumTitleAction");
-            chatBaseComponent = getNMSClass("IChatBaseComponent");
-            nmsChatSerializer = getNMSClass("ChatComponentText");
-            nmsPlayer = getNMSClass("EntityPlayer");
-            nmsPlayerConnection = getNMSClass("PlayerConnection");
-            playerConnection = getField(nmsPlayer, "playerConnection");
-            sendPacket = getMethod(nmsPlayerConnection, "sendPacket");
-            obcPlayer = getOBCClass("entity.CraftPlayer");
-            methodPlayerGetHandle = getMethod("getHandle", obcPlayer);
-        }
-    }
-
-    /**
-     * Get title text
-     *
-     * @return Title text
-     */
-    public String getTitle() {
-        return this.title;
-    }
-
-    /**
-     * Set title text
-     *
-     * @param title Title
-     */
-    public void setTitle(String title) {
-        this.title = title;
-    }
-
-    /**
-     * Get subtitle text
-     *
-     * @return Subtitle text
-     */
-    public String getSubtitle() {
-        return this.subtitle;
-    }
-
-    /**
-     * Set subtitle text
-     *
-     * @param subtitle Subtitle text
-     */
-    public void setSubtitle(String subtitle) {
-        this.subtitle = subtitle;
-    }
-
-    /**
-     * Set timings to ticks
-     */
-    public void setTimingsToTicks() {
-        ticks = true;
-    }
-
-    /**
-     * Set timings to seconds
-     */
-    public void setTimingsToSeconds() {
-        ticks = false;
-    }
-
-    /**
-     * Send the title to a player
-     *
-     * @param player Player
-     */
-    public void send(Player player) {
-        if (packetTitle != null) {
-            // First reset previous settings
-            resetTitle(player);
-            try {
-                // Send timings first
-                Object handle = getHandle(player);
-                Object connection = playerConnection.get(handle);
-                Object[] actions = packetActions.getEnumConstants();
-                Object packet = packetTitle
-                    .getConstructor(packetActions, chatBaseComponent, Integer.TYPE, Integer.TYPE,
-                        Integer.TYPE).newInstance(actions[3], null, fadeInTime * (ticks ? 1 : 20),
-                        stayTime * (ticks ? 1 : 20), fadeOutTime * (ticks ? 1 : 20));
-                // Send if set
-                if (fadeInTime != -1 && fadeOutTime != -1 && stayTime != -1)
-                    sendPacket.invoke(connection, packet);
-
-                Object serialized;
-                if (!subtitle.equals("")) {
-                    // Send subtitle if present
-                    serialized = nmsChatSerializer.getConstructor(String.class).newInstance(
-                        subtitleColor + ChatColor.translateAlternateColorCodes('&', subtitle));
-                    packet = packetTitle.getConstructor(packetActions, chatBaseComponent)
-                        .newInstance(actions[1], serialized);
-                    sendPacket.invoke(connection, packet);
-                }
-
-                // Send title
-                serialized = nmsChatSerializer.getConstructor(String.class)
-                    .newInstance(titleColor + ChatColor.translateAlternateColorCodes('&', title));
-                packet = packetTitle.getConstructor(packetActions, chatBaseComponent)
-                    .newInstance(actions[0], serialized);
-                sendPacket.invoke(connection, packet);
-            } catch (Exception e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    public void updateTimes(Player player) {
-        if (TitleManager_1_11.packetTitle != null) {
-            try {
-                Object handle = getHandle(player);
-                Object connection = playerConnection.get(handle);
-                Object[] actions = TitleManager_1_11.packetActions.getEnumConstants();
-                Object packet = TitleManager_1_11.packetTitle.getConstructor(
-                    new Class[] {TitleManager_1_11.packetActions, chatBaseComponent, Integer.TYPE,
-                        Integer.TYPE, Integer.TYPE})
-                    .newInstance(actions[3], null, this.fadeInTime * (this.ticks ? 1 : 20),
-                        this.stayTime * (this.ticks ? 1 : 20),
-                        this.fadeOutTime * (this.ticks ? 1 : 20));
-                if ((this.fadeInTime != -1) && (this.fadeOutTime != -1) && (this.stayTime != -1)) {
-                    sendPacket.invoke(connection, packet);
-                }
-            } catch (Exception e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    public void updateTitle(Player player) {
-        if (TitleManager_1_11.packetTitle != null) {
-            try {
-                Object handle = getHandle(player);
-                Object connection = getField(handle.getClass(), "playerConnection").get(handle);
-                Object[] actions = TitleManager_1_11.packetActions.getEnumConstants();
-                Method sendPacket = getMethod(connection.getClass(), "sendPacket");
-                Object serialized = nmsChatSerializer.getConstructor(String.class).newInstance(
-                    titleColor + ChatColor.translateAlternateColorCodes('&', this.title));
-                Object packet = TitleManager_1_11.packetTitle.getConstructor(
-                    new Class[] {TitleManager_1_11.packetActions, chatBaseComponent})
-                    .newInstance(actions[0], serialized);
-                sendPacket.invoke(connection, packet);
-            } catch (Exception e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    public void updateSubtitle(Player player) {
-        if (TitleManager_1_11.packetTitle != null) {
-            try {
-                Object handle = getHandle(player);
-                Object connection = playerConnection.get(handle);
-                Object[] actions = TitleManager_1_11.packetActions.getEnumConstants();
-                Object serialized = nmsChatSerializer.getConstructor(String.class).newInstance(
-                    subtitleColor + ChatColor.translateAlternateColorCodes('&', this.subtitle));
-                Object packet = TitleManager_1_11.packetTitle.getConstructor(
-                    new Class[] {TitleManager_1_11.packetActions, chatBaseComponent})
-                    .newInstance(actions[1], serialized);
-                sendPacket.invoke(connection, packet);
-            } catch (Exception e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    /**
-     * Broadcast the title to all players
-     */
-    public void broadcast() {
-        for (Player p : Bukkit.getOnlinePlayers()) {
-            send(p);
-        }
-    }
-
-    /**
-     * Clear the title
-     *
-     * @param player Player
-     */
-    public void clearTitle(Player player) {
-        try {
-            // Send timings first
-            Object handle = getHandle(player);
-            Object connection = playerConnection.get(handle);
-            Object[] actions = packetActions.getEnumConstants();
-            Object packet = packetTitle.getConstructor(packetActions, chatBaseComponent)
-                .newInstance(actions[4], null);
-            sendPacket.invoke(connection, packet);
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-    }
-
-    /**
-     * Reset the title settings
-     *
-     * @param player Player
-     */
-    public void resetTitle(Player player) {
-        try {
-            // Send timings first
-            Object handle = getHandle(player);
-            Object connection = playerConnection.get(handle);
-            Object[] actions = packetActions.getEnumConstants();
-            Object packet = packetTitle.getConstructor(packetActions, chatBaseComponent)
-                .newInstance(actions[5], null);
-            sendPacket.invoke(connection, packet);
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-    }
-
-    private Class<?> getPrimitiveType(Class<?> clazz) {
-        return CORRESPONDING_TYPES.containsKey(clazz) ? CORRESPONDING_TYPES.get(clazz) : clazz;
-    }
-
-    private Class<?>[] toPrimitiveTypeArray(Class<?>[] classes) {
-        int a = classes != null ? classes.length : 0;
-        Class<?>[] types = new Class<?>[a];
-        for (int i = 0; i < a; i++)
-            types[i] = getPrimitiveType(classes[i]);
-        return types;
-    }
-
-    private Object getHandle(Player player) {
-        try {
-            return methodPlayerGetHandle.invoke(player);
-        } catch (Exception e) {
-            e.printStackTrace();
-            return null;
-        }
-    }
-
-    private Method getMethod(String name, Class<?> clazz, Class<?>... paramTypes) {
-        Class<?>[] t = toPrimitiveTypeArray(paramTypes);
-        for (Method m : clazz.getMethods()) {
-            Class<?>[] types = toPrimitiveTypeArray(m.getParameterTypes());
-            if (m.getName().equals(name) && equalsTypeArray(types, t))
-                return m;
-        }
-        return null;
-    }
-
-    private String getVersion() {
-        String name = Bukkit.getServer().getClass().getPackage().getName();
-        String version = name.substring(name.lastIndexOf('.') + 1) + ".";
-        return version;
-    }
-
-    private Class<?> getNMSClass(String className) {
-        String fullName = "net.minecraft.server." + getVersion() + className;
-        Class<?> clazz = null;
-        try {
-            clazz = Class.forName(fullName);
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-        return clazz;
-    }
-
-    private Class<?> getOBCClass(String className) {
-        String fullName = "org.bukkit.craftbukkit." + getVersion() + className;
-        Class<?> clazz = null;
-        try {
-            clazz = Class.forName(fullName);
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-        return clazz;
-    }
-
-    private Field getField(Class<?> clazz, String name) {
-        try {
-            Field field = clazz.getDeclaredField(name);
-            field.setAccessible(true);
-            return field;
-        } catch (Exception e) {
-            e.printStackTrace();
-            return null;
-        }
-    }
-
-    private Method getMethod(Class<?> clazz, String name, Class<?>... args) {
-        for (Method m : clazz.getMethods())
-            if (m.getName().equals(name) && (args.length == 0 || ClassListEqual(args,
-                m.getParameterTypes()))) {
-                m.setAccessible(true);
-                return m;
-            }
-        return null;
-    }
-
-    private boolean ClassListEqual(Class<?>[] l1, Class<?>[] l2) {
-        boolean equal = true;
-        if (l1.length != l2.length)
-            return false;
-        for (int i = 0; i < l1.length; i++)
-            if (l1[i] != l2[i]) {
-                equal = false;
-                break;
-            }
-        return equal;
-    }
-
-    public ChatColor getTitleColor() {
-        return titleColor;
-    }
-
-    /**
-     * Set the title color
-     *
-     * @param color Chat color
-     */
-    public void setTitleColor(ChatColor color) {
-        this.titleColor = color;
-    }
-
-    public ChatColor getSubtitleColor() {
-        return subtitleColor;
-    }
-
-    /**
-     * Set the subtitle color
-     *
-     * @param color Chat color
-     */
-    public void setSubtitleColor(ChatColor color) {
-        this.subtitleColor = color;
-    }
-
-    public int getFadeInTime() {
-        return fadeInTime;
-    }
-
-    /**
-     * Set title fade in time
-     *
-     * @param time Time
-     */
-    public void setFadeInTime(int time) {
-        this.fadeInTime = time;
-    }
-
-    public int getFadeOutTime() {
-        return fadeOutTime;
-    }
-
-    /**
-     * Set title fade out time
-     *
-     * @param time Time
-     */
-    public void setFadeOutTime(int time) {
-        this.fadeOutTime = time;
-    }
-
-    public int getStayTime() {
-        return stayTime;
-    }
-
-    /**
-     * Set title stay time
-     *
-     * @param time Time
-     */
-    public void setStayTime(int time) {
-        this.stayTime = time;
-    }
-
-    public boolean isTicks() {
-        return ticks;
-    }
-}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitChatManager.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.util;
 
 import com.github.intellectualsites.plotsquared.bukkit.chat.FancyMessage;
 import com.github.intellectualsites.plotsquared.bukkit.object.BukkitPlayer;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.object.ConsolePlayer;
 import com.github.intellectualsites.plotsquared.plot.object.PlotMessage;
@@ -10,8 +10,9 @@ import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.util.ChatManager;
 import org.bukkit.ChatColor;
 
-import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
+import java.util.stream.Collectors;
 
 public class BukkitChatManager extends ChatManager<FancyMessage> {
 
@@ -20,14 +21,12 @@ public class BukkitChatManager extends ChatManager<FancyMessage> {
     }
 
     @Override public void color(PlotMessage message, String color) {
-        message.$(this).color(ChatColor.getByChar(C.color(color).substring(1)));
+        message.$(this).color(ChatColor.getByChar(Captions.color(color).substring(1)));
     }
 
     @Override public void tooltip(PlotMessage message, PlotMessage... tooltips) {
-        List<FancyMessage> lines = new ArrayList<>();
-        for (PlotMessage tooltip : tooltips) {
-            lines.add(tooltip.$(this));
-        }
+        List<FancyMessage> lines =
+            Arrays.stream(tooltips).map(tooltip -> tooltip.$(this)).collect(Collectors.toList());
         message.$(this).formattedTooltip(lines);
     }
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitChunkManager.java

@@ -106,289 +106,11 @@ public class BukkitChunkManager extends ChunkManager {
         Set<ChunkLoc> chunks = super.getChunkChunks(world);
         for (Chunk chunk : Bukkit.getWorld(world).getLoadedChunks()) {
             ChunkLoc loc = new ChunkLoc(chunk.getX() >> 5, chunk.getZ() >> 5);
-            if (!chunks.contains(loc)) {
             chunks.add(loc);
         }
-        }
         return chunks;
     }
 
-    @Override
-    public boolean copyRegion(com.github.intellectualsites.plotsquared.plot.object.Location pos1,
-        com.github.intellectualsites.plotsquared.plot.object.Location pos2,
-        com.github.intellectualsites.plotsquared.plot.object.Location newPos,
-        final Runnable whenDone) {
-        final int relX = newPos.getX() - pos1.getX();
-        final int relZ = newPos.getZ() - pos1.getZ();
-
-        final RegionWrapper region =
-            new RegionWrapper(pos1.getX(), pos2.getX(), pos1.getZ(), pos2.getZ());
-        final World oldWorld = Bukkit.getWorld(pos1.getWorld());
-        final BukkitWorld oldBukkitWorld = new BukkitWorld(oldWorld);
-        final World newWorld = Bukkit.getWorld(newPos.getWorld());
-        final String newWorldName = newWorld.getName();
-        final ContentMap map = new ContentMap();
-        final LocalBlockQueue queue = GlobalBlockQueue.IMP.getNewQueue(newWorldName, false);
-        ChunkManager.chunkTask(pos1, pos2, new RunnableVal<int[]>() {
-            @Override public void run(int[] value) {
-                int bx = value[2];
-                int bz = value[3];
-                int tx = value[4];
-                int tz = value[5];
-                ChunkLoc loc = new ChunkLoc(value[0], value[1]);
-                int cxx = loc.x << 4;
-                int czz = loc.z << 4;
-                Chunk chunk = oldWorld.getChunkAt(loc.x, loc.z);
-                map.saveEntitiesIn(chunk, region);
-                for (int x = bx & 15; x <= (tx & 15); x++) {
-                    for (int z = bz & 15; z <= (tz & 15); z++) {
-                        map.saveBlocks(oldBukkitWorld, 256, cxx + x, czz + z, relX, relZ);
-                    }
-                }
-            }
-        }, () -> {
-            for (Entry<PlotLoc, BaseBlock[]> entry : map.allBlocks.entrySet()) {
-                PlotLoc loc = entry.getKey();
-                BaseBlock[] blocks = entry.getValue();
-                for (int y = 0; y < blocks.length; y++) {
-                    if (blocks[y] != null) {
-                        BaseBlock block = blocks[y];
-                        queue.setBlock(loc.x, y, loc.z, block);
-                    }
-                }
-            }
-            queue.enqueue();
-            GlobalBlockQueue.IMP.addTask(() -> {
-                //map.restoreBlocks(newWorld, 0, 0);
-                map.restoreEntities(newWorld, relX, relZ);
-                TaskManager.runTask(whenDone);
-            });
-        }, 5);
-        return true;
-    }
-
-    @Override public boolean regenerateRegion(
-        final com.github.intellectualsites.plotsquared.plot.object.Location pos1,
-        final com.github.intellectualsites.plotsquared.plot.object.Location pos2,
-        final boolean ignoreAugment, final Runnable whenDone) {
-        final String world = pos1.getWorld();
-
-        final int p1x = pos1.getX();
-        final int p1z = pos1.getZ();
-        final int p2x = pos2.getX();
-        final int p2z = pos2.getZ();
-        final int bcx = p1x >> 4;
-        final int bcz = p1z >> 4;
-        final int tcx = p2x >> 4;
-        final int tcz = p2z >> 4;
-
-        final List<ChunkLoc> chunks = new ArrayList<>();
-
-        for (int x = bcx; x <= tcx; x++) {
-            for (int z = bcz; z <= tcz; z++) {
-                chunks.add(new ChunkLoc(x, z));
-            }
-        }
-        final World worldObj = Bukkit.getWorld(world);
-        final BukkitWorld bukkitWorldObj = new BukkitWorld(worldObj);
-        TaskManager.runTask(new Runnable() {
-            @Override public void run() {
-                long start = System.currentTimeMillis();
-                while (!chunks.isEmpty() && System.currentTimeMillis() - start < 5) {
-                    final ChunkLoc chunk = chunks.remove(0);
-                    int x = chunk.x;
-                    int z = chunk.z;
-                    int xxb = x << 4;
-                    int zzb = z << 4;
-                    int xxt = xxb + 15;
-                    int zzt = zzb + 15;
-                    Chunk chunkObj = worldObj.getChunkAt(x, z);
-                    if (!chunkObj.load(false)) {
-                        continue;
-                    }
-                    final LocalBlockQueue queue = GlobalBlockQueue.IMP.getNewQueue(world, false);
-                    RegionWrapper currentPlotClear =
-                        new RegionWrapper(pos1.getX(), pos2.getX(), pos1.getZ(), pos2.getZ());
-                    if (xxb >= p1x && xxt <= p2x && zzb >= p1z && zzt <= p2z) {
-                        AugmentedUtils
-                            .bypass(ignoreAugment, () -> queue.regenChunkSafe(chunk.x, chunk.z));
-                        continue;
-                    }
-                    boolean checkX1 = false;
-
-                    int xxb2;
-
-                    if (x == bcx) {
-                        xxb2 = p1x - 1;
-                        checkX1 = true;
-                    } else {
-                        xxb2 = xxb;
-                    }
-                    boolean checkX2 = false;
-                    int xxt2;
-                    if (x == tcx) {
-                        xxt2 = p2x + 1;
-                        checkX2 = true;
-                    } else {
-                        xxt2 = xxt;
-                    }
-                    boolean checkZ1 = false;
-                    int zzb2;
-                    if (z == bcz) {
-                        zzb2 = p1z - 1;
-                        checkZ1 = true;
-                    } else {
-                        zzb2 = zzb;
-                    }
-                    boolean checkZ2 = false;
-                    int zzt2;
-                    if (z == tcz) {
-                        zzt2 = p2z + 1;
-                        checkZ2 = true;
-                    } else {
-                        zzt2 = zzt;
-                    }
-                    final ContentMap map = new ContentMap();
-                    if (checkX1) {
-                        map.saveRegion(bukkitWorldObj, xxb, xxb2, zzb2, zzt2); //
-                    }
-                    if (checkX2) {
-                        map.saveRegion(bukkitWorldObj, xxt2, xxt, zzb2, zzt2); //
-                    }
-                    if (checkZ1) {
-                        map.saveRegion(bukkitWorldObj, xxb2, xxt2, zzb, zzb2); //
-                    }
-                    if (checkZ2) {
-                        map.saveRegion(bukkitWorldObj, xxb2, xxt2, zzt2, zzt); //
-                    }
-                    if (checkX1 && checkZ1) {
-                        map.saveRegion(bukkitWorldObj, xxb, xxb2, zzb, zzb2); //
-                    }
-                    if (checkX2 && checkZ1) {
-                        map.saveRegion(bukkitWorldObj, xxt2, xxt, zzb, zzb2); // ?
-                    }
-                    if (checkX1 && checkZ2) {
-                        map.saveRegion(bukkitWorldObj, xxb, xxb2, zzt2, zzt); // ?
-                    }
-                    if (checkX2 && checkZ2) {
-                        map.saveRegion(bukkitWorldObj, xxt2, xxt, zzt2, zzt); //
-                    }
-                    map.saveEntitiesOut(chunkObj, currentPlotClear);
-                    AugmentedUtils.bypass(ignoreAugment,
-                        () -> setChunkInPlotArea(null, new RunnableVal<ScopedLocalBlockQueue>() {
-                            @Override public void run(ScopedLocalBlockQueue value) {
-                                com.github.intellectualsites.plotsquared.plot.object.Location min =
-                                    value.getMin();
-                                int bx = min.getX();
-                                int bz = min.getZ();
-                                for (int x1 = 0; x1 < 16; x1++) {
-                                    for (int z1 = 0; z1 < 16; z1++) {
-                                        PlotLoc loc = new PlotLoc(bx + x1, bz + z1);
-                                        BaseBlock[] ids = map.allBlocks.get(loc);
-                                        if (ids != null) {
-                                            for (int y = 0; y < Math.min(128, ids.length); y++) {
-                                                BaseBlock id = ids[y];
-                                                if (id != null) {
-                                                    value.setBlock(x1, y, z1, id);
-                                                } else {
-                                                    value.setBlock(x1, y, z1, PlotBlock.get("air"));
-                                                }
-                                            }
-                                            for (int y = Math.min(128, ids.length);
-                                                 y < ids.length; y++) {
-                                                BaseBlock id = ids[y];
-                                                if (id != null) {
-                                                    value.setBlock(x1, y, z1, id);
-                                                }
-                                            }
-                                        }
-                                    }
-                                }
-                            }
-                        }, world, chunk));
-                    //map.restoreBlocks(worldObj, 0, 0);
-                    map.restoreEntities(worldObj, 0, 0);
-                }
-                if (!chunks.isEmpty()) {
-                    TaskManager.runTaskLater(this, 1);
-                } else {
-                    TaskManager.runTaskLater(whenDone, 1);
-                }
-            }
-        });
-        return true;
-    }
-
-    @Override
-    public void clearAllEntities(com.github.intellectualsites.plotsquared.plot.object.Location pos1,
-        com.github.intellectualsites.plotsquared.plot.object.Location pos2) {
-        String world = pos1.getWorld();
-        List<Entity> entities = BukkitUtil.getEntities(world);
-        int bx = pos1.getX();
-        int bz = pos1.getZ();
-        int tx = pos2.getX();
-        int tz = pos2.getZ();
-        for (Entity entity : entities) {
-            if (!(entity instanceof Player)) {
-                org.bukkit.Location location = entity.getLocation();
-                if (location.getX() >= bx && location.getX() <= tx && location.getZ() >= bz
-                    && location.getZ() <= tz) {
-                    if (entity.hasMetadata("ps-tmp-teleport")) {
-                        continue;
-                    }
-                    entity.remove();
-                }
-            }
-        }
-    }
-
-    @Override public boolean loadChunk(String world, ChunkLoc loc, boolean force) {
-        return BukkitUtil.getWorld(world).getChunkAt(loc.x, loc.z).load(force);
-    }
-
-    @SuppressWarnings("deprecation") @Override
-    public void unloadChunk(final String world, final ChunkLoc loc, final boolean save,
-        final boolean safe) {
-        if (!PlotSquared.get().isMainThread(Thread.currentThread())) {
-            TaskManager
-                .runTask(() -> BukkitUtil.getWorld(world).unloadChunk(loc.x, loc.z, save, safe));
-        } else {
-            BukkitUtil.getWorld(world).unloadChunk(loc.x, loc.z, save, safe);
-        }
-    }
-
-    @Override public void swap(com.github.intellectualsites.plotsquared.plot.object.Location bot1,
-        com.github.intellectualsites.plotsquared.plot.object.Location top1,
-        com.github.intellectualsites.plotsquared.plot.object.Location bot2,
-        com.github.intellectualsites.plotsquared.plot.object.Location top2,
-        final Runnable whenDone) {
-        RegionWrapper region1 =
-            new RegionWrapper(bot1.getX(), top1.getX(), bot1.getZ(), top1.getZ());
-        RegionWrapper region2 =
-            new RegionWrapper(bot2.getX(), top2.getX(), bot2.getZ(), top2.getZ());
-        final World world1 = Bukkit.getWorld(bot1.getWorld());
-        World world2 = Bukkit.getWorld(bot2.getWorld());
-
-        int relX = bot2.getX() - bot1.getX();
-        int relZ = bot2.getZ() - bot1.getZ();
-
-        final ArrayDeque<ContentMap> maps = new ArrayDeque<>();
-
-        for (int x = bot1.getX() >> 4; x <= top1.getX() >> 4; x++) {
-            for (int z = bot1.getZ() >> 4; z <= top1.getZ() >> 4; z++) {
-                Chunk chunk1 = world1.getChunkAt(x, z);
-                Chunk chunk2 = world2.getChunkAt(x + (relX >> 4), z + (relZ >> 4));
-                maps.add(swapChunk(world1, world2, chunk1, chunk2, region1, region2));
-            }
-        }
-        GlobalBlockQueue.IMP.addTask(() -> {
-            for (ContentMap map : maps) {
-                map.restoreEntities(world1, 0, 0);
-                TaskManager.runTaskLater(whenDone, 1);
-            }
-        });
-    }
-
     @Override public int[] countEntities(Plot plot) {
         int[] existing = (int[]) plot.getMeta("EntityCount");
         if (existing != null && (System.currentTimeMillis() - (long) plot.getMeta("EntityCountTime")
@@ -398,8 +120,8 @@ public class BukkitChunkManager extends ChunkManager {
         PlotArea area = plot.getArea();
         World world = BukkitUtil.getWorld(area.worldname);
 
-        com.github.intellectualsites.plotsquared.plot.object.Location bot = plot.getBottomAbs();
-        com.github.intellectualsites.plotsquared.plot.object.Location top = plot.getTopAbs();
+        Location bot = plot.getBottomAbs();
+        Location top = plot.getTopAbs();
         int bx = bot.getX() >> 4;
         int bz = bot.getZ() >> 4;
 
@@ -464,6 +186,271 @@ public class BukkitChunkManager extends ChunkManager {
         return count;
     }
 
+    @Override public boolean copyRegion(Location pos1, Location pos2, Location newPos,
+        final Runnable whenDone) {
+        final int relX = newPos.getX() - pos1.getX();
+        final int relZ = newPos.getZ() - pos1.getZ();
+
+        final RegionWrapper region =
+            new RegionWrapper(pos1.getX(), pos2.getX(), pos1.getZ(), pos2.getZ());
+        final World oldWorld = Bukkit.getWorld(pos1.getWorld());
+        final BukkitWorld oldBukkitWorld = new BukkitWorld(oldWorld);
+        final World newWorld = Bukkit.getWorld(newPos.getWorld());
+        final String newWorldName = newWorld.getName();
+        final ContentMap map = new ContentMap();
+        final LocalBlockQueue queue = GlobalBlockQueue.IMP.getNewQueue(newWorldName, false);
+        ChunkManager.chunkTask(pos1, pos2, new RunnableVal<int[]>() {
+            @Override public void run(int[] value) {
+                int bx = value[2];
+                int bz = value[3];
+                int tx = value[4];
+                int tz = value[5];
+                ChunkLoc loc = new ChunkLoc(value[0], value[1]);
+                int cxx = loc.x << 4;
+                int czz = loc.z << 4;
+                Chunk chunk = oldWorld.getChunkAt(loc.x, loc.z);
+                map.saveEntitiesIn(chunk, region);
+                for (int x = bx & 15; x <= (tx & 15); x++) {
+                    for (int z = bz & 15; z <= (tz & 15); z++) {
+                        map.saveBlocks(oldBukkitWorld, 256, cxx + x, czz + z, relX, relZ);
+                    }
+                }
+            }
+        }, () -> {
+            for (Entry<PlotLoc, BaseBlock[]> entry : map.allBlocks.entrySet()) {
+                PlotLoc loc = entry.getKey();
+                BaseBlock[] blocks = entry.getValue();
+                for (int y = 0; y < blocks.length; y++) {
+                    if (blocks[y] != null) {
+                        BaseBlock block = blocks[y];
+                        queue.setBlock(loc.getX(), y, loc.getZ(), block);
+                    }
+                }
+            }
+            queue.enqueue();
+            GlobalBlockQueue.IMP.addTask(() -> {
+                //map.restoreBlocks(newWorld, 0, 0);
+                map.restoreEntities(newWorld, relX, relZ);
+                TaskManager.runTask(whenDone);
+            });
+        }, 5);
+        return true;
+    }
+
+    @Override public boolean regenerateRegion(final Location pos1, final Location pos2,
+        final boolean ignoreAugment, final Runnable whenDone) {
+        final String world = pos1.getWorld();
+
+        final int p1x = pos1.getX();
+        final int p1z = pos1.getZ();
+        final int p2x = pos2.getX();
+        final int p2z = pos2.getZ();
+        final int bcx = p1x >> 4;
+        final int bcz = p1z >> 4;
+        final int tcx = p2x >> 4;
+        final int tcz = p2z >> 4;
+
+        final List<ChunkLoc> chunks = new ArrayList<>();
+
+        for (int x = bcx; x <= tcx; x++) {
+            for (int z = bcz; z <= tcz; z++) {
+                chunks.add(new ChunkLoc(x, z));
+            }
+        }
+        final World worldObj = Bukkit.getWorld(world);
+        final BukkitWorld bukkitWorldObj = new BukkitWorld(worldObj);
+        TaskManager.runTask(new Runnable() {
+            @Override public void run() {
+                long start = System.currentTimeMillis();
+                while (!chunks.isEmpty() && System.currentTimeMillis() - start < 5) {
+                    final ChunkLoc chunk = chunks.remove(0);
+                    int x = chunk.x;
+                    int z = chunk.z;
+                    int xxb = x << 4;
+                    int zzb = z << 4;
+                    int xxt = xxb + 15;
+                    int zzt = zzb + 15;
+                    Chunk chunkObj = worldObj.getChunkAt(x, z);
+                    if (!chunkObj.load(false)) {
+                        continue;
+                    }
+                    final LocalBlockQueue queue = GlobalBlockQueue.IMP.getNewQueue(world, false);
+                    if (xxb >= p1x && xxt <= p2x && zzb >= p1z && zzt <= p2z
+                        && PlotSquared.imp().getServerVersion()[1] == 13) {
+                        AugmentedUtils
+                            .bypass(ignoreAugment, () -> queue.regenChunkSafe(chunk.x, chunk.z));
+                        continue;
+                    }
+                    boolean checkX1 = false;
+
+                    int xxb2;
+
+                    if (x == bcx) {
+                        xxb2 = p1x - 1;
+                        checkX1 = true;
+                    } else {
+                        xxb2 = xxb;
+                    }
+                    boolean checkX2 = false;
+                    int xxt2;
+                    if (x == tcx) {
+                        xxt2 = p2x + 1;
+                        checkX2 = true;
+                    } else {
+                        xxt2 = xxt;
+                    }
+                    boolean checkZ1 = false;
+                    int zzb2;
+                    if (z == bcz) {
+                        zzb2 = p1z - 1;
+                        checkZ1 = true;
+                    } else {
+                        zzb2 = zzb;
+                    }
+                    boolean checkZ2 = false;
+                    int zzt2;
+                    if (z == tcz) {
+                        zzt2 = p2z + 1;
+                        checkZ2 = true;
+                    } else {
+                        zzt2 = zzt;
+                    }
+                    final ContentMap map = new ContentMap();
+                    if (checkX1) {
+                        map.saveRegion(bukkitWorldObj, xxb, xxb2, zzb2, zzt2); //
+                    }
+                    if (checkX2) {
+                        map.saveRegion(bukkitWorldObj, xxt2, xxt, zzb2, zzt2); //
+                    }
+                    if (checkZ1) {
+                        map.saveRegion(bukkitWorldObj, xxb2, xxt2, zzb, zzb2); //
+                    }
+                    if (checkZ2) {
+                        map.saveRegion(bukkitWorldObj, xxb2, xxt2, zzt2, zzt); //
+                    }
+                    if (checkX1 && checkZ1) {
+                        map.saveRegion(bukkitWorldObj, xxb, xxb2, zzb, zzb2); //
+                    }
+                    if (checkX2 && checkZ1) {
+                        map.saveRegion(bukkitWorldObj, xxt2, xxt, zzb, zzb2); // ?
+                    }
+                    if (checkX1 && checkZ2) {
+                        map.saveRegion(bukkitWorldObj, xxb, xxb2, zzt2, zzt); // ?
+                    }
+                    if (checkX2 && checkZ2) {
+                        map.saveRegion(bukkitWorldObj, xxt2, xxt, zzt2, zzt); //
+                    }
+                    RegionWrapper currentPlotClear =
+                        new RegionWrapper(pos1.getX(), pos2.getX(), pos1.getZ(), pos2.getZ());
+                    map.saveEntitiesOut(chunkObj, currentPlotClear);
+                    AugmentedUtils.bypass(ignoreAugment,
+                        () -> setChunkInPlotArea(null, new RunnableVal<ScopedLocalBlockQueue>() {
+                            @Override public void run(ScopedLocalBlockQueue value) {
+                                Location min = value.getMin();
+                                int bx = min.getX();
+                                int bz = min.getZ();
+                                for (int x1 = 0; x1 < 16; x1++) {
+                                    for (int z1 = 0; z1 < 16; z1++) {
+                                        PlotLoc loc = new PlotLoc(bx + x1, bz + z1);
+                                        BaseBlock[] ids = map.allBlocks.get(loc);
+                                        if (ids != null) {
+                                            for (int y = 0; y < Math.min(128, ids.length); y++) {
+                                                BaseBlock id = ids[y];
+                                                if (id != null) {
+                                                    value.setBlock(x1, y, z1, id);
+                                                } else {
+                                                    value.setBlock(x1, y, z1, PlotBlock.get("air"));
+                                                }
+                                            }
+                                            for (int y = Math.min(128, ids.length);
+                                                 y < ids.length; y++) {
+                                                BaseBlock id = ids[y];
+                                                if (id != null) {
+                                                    value.setBlock(x1, y, z1, id);
+                                                }
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        }, world, chunk));
+                    //map.restoreBlocks(worldObj, 0, 0);
+                    map.restoreEntities(worldObj, 0, 0);
+                }
+                if (!chunks.isEmpty()) {
+                    TaskManager.runTaskLater(this, 1);
+                } else {
+                    TaskManager.runTaskLater(whenDone, 1);
+                }
+            }
+        });
+        return true;
+    }
+
+    @Override public boolean loadChunk(String world, ChunkLoc loc, boolean force) {
+        return BukkitUtil.getWorld(world).getChunkAt(loc.x, loc.z).load(force);
+    }
+
+    @SuppressWarnings("deprecation") @Override
+    public void unloadChunk(final String world, final ChunkLoc loc, final boolean save,
+        final boolean safe) {
+        if (!PlotSquared.get().isMainThread(Thread.currentThread())) {
+            TaskManager.runTask(() -> BukkitUtil.getWorld(world).unloadChunk(loc.x, loc.z, save));
+        } else {
+            BukkitUtil.getWorld(world).unloadChunk(loc.x, loc.z, save);
+        }
+    }
+
+    @Override public void clearAllEntities(Location pos1, Location pos2) {
+        String world = pos1.getWorld();
+        List<Entity> entities = BukkitUtil.getEntities(world);
+        int bx = pos1.getX();
+        int bz = pos1.getZ();
+        int tx = pos2.getX();
+        int tz = pos2.getZ();
+        for (Entity entity : entities) {
+            if (!(entity instanceof Player)) {
+                org.bukkit.Location location = entity.getLocation();
+                if (location.getX() >= bx && location.getX() <= tx && location.getZ() >= bz
+                    && location.getZ() <= tz) {
+                    if (entity.hasMetadata("ps-tmp-teleport")) {
+                        continue;
+                    }
+                    entity.remove();
+                }
+            }
+        }
+    }
+
+    @Override public void swap(Location bot1, Location top1, Location bot2, Location top2,
+        final Runnable whenDone) {
+        RegionWrapper region1 =
+            new RegionWrapper(bot1.getX(), top1.getX(), bot1.getZ(), top1.getZ());
+        RegionWrapper region2 =
+            new RegionWrapper(bot2.getX(), top2.getX(), bot2.getZ(), top2.getZ());
+        final World world1 = Bukkit.getWorld(bot1.getWorld());
+        World world2 = Bukkit.getWorld(bot2.getWorld());
+
+        int relX = bot2.getX() - bot1.getX();
+        int relZ = bot2.getZ() - bot1.getZ();
+
+        final ArrayDeque<ContentMap> maps = new ArrayDeque<>();
+
+        for (int x = bot1.getX() >> 4; x <= top1.getX() >> 4; x++) {
+            for (int z = bot1.getZ() >> 4; z <= top1.getZ() >> 4; z++) {
+                Chunk chunk1 = world1.getChunkAt(x, z);
+                Chunk chunk2 = world2.getChunkAt(x + (relX >> 4), z + (relZ >> 4));
+                maps.add(swapChunk(world1, world2, chunk1, chunk2, region1, region2));
+            }
+        }
+        GlobalBlockQueue.IMP.addTask(() -> {
+            for (ContentMap map : maps) {
+                map.restoreEntities(world1, 0, 0);
+                TaskManager.runTaskLater(whenDone, 1);
+            }
+        });
+    }
+
     private void count(int[] count, Entity entity) {
         switch (entity.getType()) {
             case PLAYER:
@@ -478,7 +465,7 @@ public class BukkitChunkManager extends ChunkManager {
             case SNOWBALL:
             case ENDER_PEARL:
             case ARROW:
-            case TIPPED_ARROW:
+            case TRIDENT:
             case SHULKER_BULLET:
             case SPECTRAL_ARROW:
             case DRAGON_FIREBALL:
@@ -488,18 +475,15 @@ public class BukkitChunkManager extends ChunkManager {
             case FALLING_BLOCK:
                 // Block entities
             case ENDER_CRYSTAL:
-            case COMPLEX_PART:
             case FISHING_HOOK:
             case ENDER_SIGNAL:
             case EXPERIENCE_ORB:
             case LEASH_HITCH:
             case FIREWORK:
-            case WEATHER:
             case LIGHTNING:
             case WITHER_SKULL:
             case UNKNOWN:
             case AREA_EFFECT_CLOUD:
-            case LINGERING_POTION:
             case EVOKER_FANGS:
                 // non moving / unremovable
                 break;
@@ -539,6 +523,16 @@ public class BukkitChunkManager extends ChunkManager {
             case SKELETON_HORSE:
             case ZOMBIE_HORSE:
             case MULE:
+            case DOLPHIN:
+            case TURTLE:
+            case COD:
+            case PARROT:
+            case SALMON:
+            case PUFFERFISH:
+            case TROPICAL_FISH:
+            case CAT:
+            case FOX:
+            case PANDA:
                 // animal
                 count[3]++;
                 count[1]++;
@@ -589,6 +583,7 @@ public class BukkitChunkManager extends ChunkManager {
         count[0]++;
     }
 
+
     public static class ContentMap {
 
         final Set<EntityWrapper> entities;
@@ -617,14 +612,9 @@ public class BukkitChunkManager extends ChunkManager {
             }
         }
 
-        public void saveEntitiesIn(Chunk chunk, RegionWrapper region) {
-            saveEntitiesIn(chunk, region, 0, 0, false);
-        }
-
-        public void saveEntitiesOut(Chunk chunk, RegionWrapper region) {
+        void saveEntitiesOut(Chunk chunk, RegionWrapper region) {
             for (Entity entity : chunk.getEntities()) {
-                com.github.intellectualsites.plotsquared.plot.object.Location loc =
-                    BukkitUtil.getLocation(entity);
+                Location loc = BukkitUtil.getLocation(entity);
                 int x = loc.getX();
                 int z = loc.getZ();
                 if (isIn(region, x, z)) {
@@ -639,11 +629,14 @@ public class BukkitChunkManager extends ChunkManager {
             }
         }
 
-        public void saveEntitiesIn(Chunk chunk, RegionWrapper region, int offsetX, int offsetZ,
+        void saveEntitiesIn(Chunk chunk, RegionWrapper region) {
+            saveEntitiesIn(chunk, region, 0, 0, false);
+        }
+
+        void saveEntitiesIn(Chunk chunk, RegionWrapper region, int offsetX, int offsetZ,
             boolean delete) {
             for (Entity entity : chunk.getEntities()) {
-                com.github.intellectualsites.plotsquared.plot.object.Location loc =
-                    BukkitUtil.getLocation(entity);
+                Location loc = BukkitUtil.getLocation(entity);
                 int x = loc.getX();
                 int z = loc.getZ();
                 if (!isIn(region, x, z)) {
@@ -665,7 +658,7 @@ public class BukkitChunkManager extends ChunkManager {
             }
         }
 
-        public void restoreEntities(World world, int xOffset, int zOffset) {
+        void restoreEntities(World world, int xOffset, int zOffset) {
             for (EntityWrapper entity : this.entities) {
                 try {
                     entity.spawn(world, xOffset, zOffset);
@@ -677,8 +670,8 @@ public class BukkitChunkManager extends ChunkManager {
             this.entities.clear();
         }
 
-        public void saveBlocks(BukkitWorld world, int maxY, int x, int z, int offsetX,
-            int offsetZ) {
+        //todo optimize maxY
+        void saveBlocks(BukkitWorld world, int maxY, int x, int z, int offsetX, int offsetZ) {
             maxY = Math.min(255, maxY);
             BaseBlock[] ids;
             ids = new BaseBlock[maxY + 1];

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitEventUtil.java

@@ -1,9 +1,30 @@
 package com.github.intellectualsites.plotsquared.bukkit.util;
 
-import com.github.intellectualsites.plotsquared.bukkit.events.*;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlayerClaimPlotEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlayerEnterPlotEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlayerLeavePlotEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlayerPlotDeniedEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlayerPlotHelperEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlayerPlotTrustedEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlayerTeleportToPlotEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotAutoMergeEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotChangeOwnerEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotClearEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotComponentSetEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotDeleteEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotFlagAddEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotFlagRemoveEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotMergeEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotRateEvent;
+import com.github.intellectualsites.plotsquared.bukkit.events.PlotUnlinkEvent;
 import com.github.intellectualsites.plotsquared.bukkit.object.BukkitPlayer;
 import com.github.intellectualsites.plotsquared.plot.flag.Flag;
-import com.github.intellectualsites.plotsquared.plot.object.*;
+import com.github.intellectualsites.plotsquared.plot.object.Location;
+import com.github.intellectualsites.plotsquared.plot.object.Plot;
+import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
+import com.github.intellectualsites.plotsquared.plot.object.PlotId;
+import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
+import com.github.intellectualsites.plotsquared.plot.object.Rating;
 import com.github.intellectualsites.plotsquared.plot.util.EventUtil;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
@@ -16,7 +37,7 @@ import java.util.List;
 import java.util.UUID;
 
 /**
- * Utility class for handling Bukkit {@link Event events}
+ * Utility class for handling Bukkit Events.
  */
 public final class BukkitEventUtil extends EventUtil {
 
@@ -99,10 +120,6 @@ public final class BukkitEventUtil extends EventUtil {
         new PlotChangeOwnerEvent(getPlayer(initiator), plot, oldOwner, newOwner, hasOldOwner));
   }
 
-    @Override public boolean callFlagRemove(Flag flag, Object object, PlotCluster cluster) {
-        return callEvent(new ClusterFlagRemoveEvent(flag, cluster));
-    }
-
   @Override @Nullable public Rating callRating(PlotPlayer player, Plot plot, Rating rating) {
     PlotRateEvent event = new PlotRateEvent(player, rating, plot);
     Bukkit.getServer().getPluginManager().callEvent(event);

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitHybridUtils.java

@@ -2,6 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.util;
 
 import com.github.intellectualsites.plotsquared.bukkit.generator.BukkitPlotGenerator;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
+import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridPlotWorld;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridUtils;
 import com.github.intellectualsites.plotsquared.plot.object.*;
@@ -65,11 +66,13 @@ public class BukkitHybridUtils extends HybridUtils {
             System.gc();
             final BlockBucket[][][] oldBlocks = new BlockBucket[256][width][length];
             final PlotBlock[][][] newBlocks = new PlotBlock[256][width][length];
+            final BlockBucket airBucket = BlockBucket.withSingle(StringPlotBlock.EVERYTHING);
 
             PlotArea area = PlotSquared.get().getPlotArea(world, null);
 
-            if (!(area instanceof HybridPlotWorld))
+            if (!(area instanceof HybridPlotWorld)) {
                 return;
+            }
 
             HybridPlotWorld hpw = (HybridPlotWorld) area;
             final BlockBucket[][] result = hpw.getBlockBucketChunk();
@@ -107,7 +110,12 @@ public class BukkitHybridUtils extends HybridUtils {
                     }
                     rz[i] = v;
                 }
-                int minY = Math.min(hpw.PLOT_HEIGHT, hpw.ROAD_HEIGHT);
+                int minY;
+                if (Settings.Schematics.PASTE_ON_TOP) {
+                    minY = hpw.SCHEM_Y;
+                } else {
+                    minY = 1;
+                }
                 for (short x = 0; x < 16; x++) {
                     for (short z = 0; z < 16; z++) {
                         BaseBlock[] blocks = hpw.G_SCH.get(MathMan.pair(rx[x], rz[z]));
@@ -140,8 +148,7 @@ public class BukkitHybridUtils extends HybridUtils {
                                     continue;
                                 }
                                 int y = MainUtil.y_loc[i][j];
-                                oldBlocks[y][x][z] =
-                                    BlockBucket.withSingle(StringPlotBlock.EVERYTHING);
+                                oldBlocks[y][x][z] = airBucket;
                             }
                             continue;
                         }
@@ -155,9 +162,7 @@ public class BukkitHybridUtils extends HybridUtils {
                                 continue;
                             }
                             int y = MainUtil.y_loc[i][j];
-                            oldBlocks[y][x][z] = result[i][j] != null ?
-                                result[i][j] :
-                                BlockBucket.withSingle(StringPlotBlock.EVERYTHING);
+                            oldBlocks[y][x][z] = result[i][j] != null ? result[i][j] : airBucket;
                         }
                     }
 
@@ -177,7 +182,7 @@ public class BukkitHybridUtils extends HybridUtils {
                             BlockBucket old = oldBlocks[y][x][z];
                             try {
                                 if (old == null) {
-                                    old = BlockBucket.withSingle(StringPlotBlock.EVERYTHING);
+                                    old = airBucket;
                                 }
                                 PlotBlock now = newBlocks[y][x][z];
                                 if (!old.getBlocks().contains(now)) {
@@ -222,10 +227,6 @@ public class BukkitHybridUtils extends HybridUtils {
                                     types.add(now);
                                 }
                             } catch (NullPointerException e) {
-                                PlotSquared.log(old != null ? old.toString() : "old null");
-                                PlotSquared.log(x);
-                                PlotSquared.log(y);
-                                PlotSquared.log(z);
                                 e.printStackTrace();
                             }
                         }
@@ -303,7 +304,7 @@ public class BukkitHybridUtils extends HybridUtils {
                             }
                         }
                     }
-                    worldObj.unloadChunkRequest(X, Z, true);
+                    worldObj.unloadChunkRequest(X, Z);
                 }
             }, () -> TaskManager.runTaskAsync(run), 5);
         });

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitInventoryUtil.java

@@ -17,35 +17,10 @@ import org.bukkit.inventory.meta.ItemMeta;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.IntStream;
 
 public class BukkitInventoryUtil extends InventoryUtil {
 
-    public static ItemStack getItem(PlotItemStack item) {
-        if (item == null) {
-            return null;
-        }
-        ItemStack stack = new ItemStack(BukkitUtil.getMaterial(item.getPlotBlock()), item.amount);
-        ItemMeta meta = null;
-        if (item.name != null) {
-            meta = stack.getItemMeta();
-            meta.setDisplayName(ChatColor.translateAlternateColorCodes('&', item.name));
-        }
-        if (item.lore != null) {
-            if (meta == null) {
-                meta = stack.getItemMeta();
-            }
-            List<String> lore = new ArrayList<>();
-            for (String entry : item.lore) {
-                lore.add(ChatColor.translateAlternateColorCodes('&', entry));
-            }
-            meta.setLore(lore);
-        }
-        if (meta != null) {
-            stack.setItemMeta(meta);
-        }
-        return stack;
-    }
-
   @Override public void open(PlotInventory inv) {
     BukkitPlayer bp = (BukkitPlayer) inv.player;
     Inventory inventory = Bukkit.createInventory(null, inv.size * 9, inv.getTitle());
@@ -77,24 +52,50 @@ public class BukkitInventoryUtil extends InventoryUtil {
     bp.player.updateInventory();
   }
 
+  private static ItemStack getItem(PlotItemStack item) {
+    if (item == null) {
+      return null;
+    }
+    ItemStack stack = new ItemStack(BukkitUtil.getMaterial(item.getPlotBlock()), item.amount);
+    ItemMeta meta = null;
+    if (item.name != null) {
+      meta = stack.getItemMeta();
+      meta.setDisplayName(ChatColor.translateAlternateColorCodes('&', item.name));
+    }
+    if (item.lore != null) {
+      if (meta == null) {
+        meta = stack.getItemMeta();
+      }
+      List<String> lore = new ArrayList<>();
+      for (String entry : item.lore) {
+        lore.add(ChatColor.translateAlternateColorCodes('&', entry));
+      }
+      meta.setLore(lore);
+    }
+    if (meta != null) {
+      stack.setItemMeta(meta);
+    }
+    return stack;
+  }
+
   public PlotItemStack getItem(ItemStack item) {
     if (item == null) {
       return null;
     }
     // int id = item.getTypeId();
     Material id = item.getType();
-        short data = item.getDurability();
+    ItemMeta meta = item.getItemMeta();
     int amount = item.getAmount();
     String name = null;
     String[] lore = null;
     if (item.hasItemMeta()) {
-            ItemMeta meta = item.getItemMeta();
+      assert meta != null;
       if (meta.hasDisplayName()) {
         name = meta.getDisplayName();
       }
       if (meta.hasLore()) {
         List<String> itemLore = meta.getLore();
-                lore = itemLore.toArray(new String[itemLore.size()]);
+        lore = itemLore.toArray(new String[0]);
       }
     }
     return new PlotItemStack(id.name(), amount, name, lore);
@@ -103,20 +104,21 @@ public class BukkitInventoryUtil extends InventoryUtil {
   @Override public PlotItemStack[] getItems(PlotPlayer player) {
     BukkitPlayer bp = (BukkitPlayer) player;
     PlayerInventory inv = bp.player.getInventory();
-        PlotItemStack[] items = new PlotItemStack[36];
-        for (int i = 0; i < 36; i++) {
-            items[i] = getItem(inv.getItem(i));
-        }
-        return items;
+    return IntStream.range(0, 36).mapToObj(i -> getItem(inv.getItem(i)))
+        .toArray(PlotItemStack[]::new);
   }
 
-    @Override public boolean isOpen(PlotInventory inv) {
-        if (!inv.isOpen()) {
+  @Override public boolean isOpen(PlotInventory plotInventory) {
+    if (!plotInventory.isOpen()) {
       return false;
     }
-        BukkitPlayer bp = (BukkitPlayer) inv.player;
+    BukkitPlayer bp = (BukkitPlayer) plotInventory.player;
     InventoryView opened = bp.player.getOpenInventory();
-        return inv.isOpen() && opened.getType() == InventoryType.CRAFTING
-            && opened.getTitle() == null;
+    if (plotInventory.isOpen()) {
+      if (opened.getType() == InventoryType.CRAFTING) {
+        opened.getTitle();
+      }
+    }
+    return false;
   }
 }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitLegacyMappings.java

@@ -1,36 +1,47 @@
 package com.github.intellectualsites.plotsquared.bukkit.util;
 
+import com.github.intellectualsites.plotsquared.bukkit.BukkitMain;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
 import com.github.intellectualsites.plotsquared.plot.object.LegacyPlotBlock;
 import com.github.intellectualsites.plotsquared.plot.object.PlotBlock;
 import com.github.intellectualsites.plotsquared.plot.object.StringPlotBlock;
 import com.github.intellectualsites.plotsquared.plot.util.LegacyMappings;
 import com.github.intellectualsites.plotsquared.plot.util.StringComparison;
-import lombok.*;
-import org.bukkit.Material;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
 import java.util.stream.Collectors;
 
+import lombok.AccessLevel;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.NonNull;
+import lombok.RequiredArgsConstructor;
+import lombok.ToString;
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+
 /**
  * Borrowed from https://github.com/Phoenix616/IDConverter/blob/master/mappings/src/main/java/de/themoep/idconverter/IdMappings.java
  * Original License:
  * <p>
- * Minecraft ID mappings
- * Copyright (C) 2017  Max Lee (https://github.com/Phoenix616)
+ * Minecraft ID mappings Copyright (C) 2017  Max Lee (https://github.com/Phoenix616)
  * <p>
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * This program is free software: you can redistribute it and/or modify it under the terms of the
+ * GNU General Public License as published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
  * <p>
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
+ * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
  * <p>
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * You should have received a copy of the GNU General Public License along with this program.  If
+ * not, see <http://www.gnu.org/licenses/>.
  */
 public final class BukkitLegacyMappings extends LegacyMappings {
 
@@ -75,7 +86,7 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             new LegacyBlock(19, 1, "sponge", "wet_sponge"), new LegacyBlock(20, "glass"),
             new LegacyBlock(21, "lapis_ore"), new LegacyBlock(22, "lapis_block"),
             new LegacyBlock(23, "dispenser"), new LegacyBlock(24, "sandstone"),
-            new LegacyBlock(24, 1, "sandstone", "chisled_sandstone"),
+            new LegacyBlock(24, 1, "sandstone", "chiseled_sandstone"),
             new LegacyBlock(24, 2, "sandstone", "cut_sandstone"), new LegacyBlock(25, "note_block"),
             new LegacyBlock(26, "bed_block"), new LegacyBlock(27, "powered_rail"),
             new LegacyBlock(28, "detector_rail"),
@@ -118,7 +129,7 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             new LegacyBlock(43, 6, "double_step", "smooth_quartz"),
             new LegacyBlock(43, 8, "double_step", "smooth_stone"),
             new LegacyBlock(43, 9, "double_step", "smooth_sandstone"),
-            new LegacyBlock(44, "step", "stone_slab"),
+            new LegacyBlock(44, "step", "stone_slab", "smooth_stone_slab"),
             new LegacyBlock(44, 1, "step", "sandstone_slab"),
             new LegacyBlock(44, 2, "step", "petrified_oak_slab"),
             new LegacyBlock(44, 3, "step", "cobblestone_slab"),
@@ -139,10 +150,11 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             new LegacyBlock(58, "workbench", "crafting_table"),
             new LegacyBlock(59, "crops", "wheat"), new LegacyBlock(60, "soil", "farmland"),
             new LegacyBlock(61, "furnace"), new LegacyBlock(62, "burning_furnace"),
-            new LegacyBlock(63, "sign_post", "sign"),
+            new LegacyBlock(63, "sign_post", "sign", "oak_sign"),
             new LegacyBlock(64, "wooden_door", "oak_door"), new LegacyBlock(65, "ladder"),
             new LegacyBlock(66, "rails", "rail"), new LegacyBlock(67, "cobblestone_stairs"),
-            new LegacyBlock(68, "wall_sign"), new LegacyBlock(69, "lever"),
+            new LegacyBlock(68, "wall_sign", "wall_sign", "oak_wall_sign"),
+            new LegacyBlock(69, "lever"),
             new LegacyBlock(70, "stone_plate", "stone_pressure_plate"),
             new LegacyBlock(71, "iron_door_block", "iron_door"),
             new LegacyBlock(72, "wood_plate", "oak_pressure_plate"),
@@ -182,10 +194,10 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             new LegacyBlock(95, 15, "stained_glass", "black_stained_glass"),
             new LegacyBlock(96, "trap_door", "oak_trapdoor"),
             new LegacyBlock(97, "monster_eggs", "infested_stone"),
-            new LegacyBlock(97, 1, "monster_eggs", "infested_coblestone"),
+            new LegacyBlock(97, 1, "monster_eggs", "infested_cobblestone"),
             new LegacyBlock(97, 2, "monster_eggs", "infested_stone_bricks"),
             new LegacyBlock(97, 3, "monster_eggs", "infested_mossy_stone_bricks"),
-            new LegacyBlock(97, 4, "monster_eggs", "infested_crcked_stone_bricks"),
+            new LegacyBlock(97, 4, "monster_eggs", "infested_cracked_stone_bricks"),
             new LegacyBlock(97, 5, "monster_eggs", "infested_chiseled_stone_bricks"),
             new LegacyBlock(98, "smooth_brick", "stone_bricks"),
             new LegacyBlock(98, 1, "smooth_brick", "mossy_stone_bricks"),
@@ -208,7 +220,7 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             new LegacyBlock(100, 10, "huge_mushroom_2", "mushroom_stem"),
             new LegacyBlock(100, 14, "huge_mushroom_2"),
             new LegacyBlock(100, 15, "huge_mushroom_2"),
-            new LegacyBlock(101, "iron_fence", "ironbars"),
+            new LegacyBlock(101, "iron_fence", "iron_bars"),
             new LegacyBlock(102, "thin_glass", "glass_pane"), new LegacyBlock(103, "melon_block"),
             new LegacyBlock(104, "pumpkin_stem"), new LegacyBlock(105, "melon_stem"),
             new LegacyBlock(106, "vine"), new LegacyBlock(107, "fence_gate", "oak_fence_gate"),
@@ -541,7 +553,7 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             new LegacyBlock(383, 5, "monster_egg", "wither_skeleton_spawn_egg"),
             new LegacyBlock(383, 6, "monster_egg", "stray_spawn_egg"),
             new LegacyBlock(383, 23, "monster_egg", "husk_spawn_egg"),
-            new LegacyBlock(383, 27, "monster_egg", "zombe_villager_spawn_egg"),
+            new LegacyBlock(383, 27, "monster_egg", "zombie_villager_spawn_egg"),
             new LegacyBlock(383, 28, "monster_egg", "skeleton_horse_spawn_egg"),
             new LegacyBlock(383, 29, "monster_egg", "zombie_horse_spawn_egg"),
             new LegacyBlock(383, 31, "monster_egg", "donkey_spawn_egg"),
@@ -664,22 +676,24 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             new LegacyBlock(2266, "record_11", "music_disc_11"),
             new LegacyBlock(2267, "record_12", "music_disc_wait")};
 
-    // private static final Map<Integer, PlotBlock> LEGACY_ID_TO_STRING_PLOT_BLOCK = new HashMap<>();
     private static final Map<IdDataPair, PlotBlock> LEGACY_ID_AND_DATA_TO_STRING_PLOT_BLOCK =
         new HashMap<>();
     private static final Map<String, PlotBlock> NEW_STRING_TO_LEGACY_PLOT_BLOCK = new HashMap<>();
     private static final Map<String, PlotBlock> OLD_STRING_TO_STRING_PLOT_BLOCK = new HashMap<>();
 
-    public BukkitLegacyMappings() {
+    @SuppressWarnings("deprecation") public BukkitLegacyMappings() {
         this.addAll(Arrays.asList(BLOCKS));
         // Make sure to add new blocks as well
         final List<LegacyBlock> missing = new ArrayList<>();
         for (final Material material : Material.values()) {
             final String materialName = material.name().toLowerCase(Locale.ENGLISH);
-            if (OLD_STRING_TO_STRING_PLOT_BLOCK.get(materialName) == null) {
+            if (NEW_STRING_TO_LEGACY_PLOT_BLOCK.get(materialName) == null) {
+                try {
                     final LegacyBlock missingBlock =
                         new LegacyBlock(material.getId(), materialName, materialName);
                     missing.add(missingBlock);
+                } catch (Exception ignored) {
+                }
             }
         }
         addAll(missing);
@@ -687,13 +701,6 @@ public final class BukkitLegacyMappings extends LegacyMappings {
 
     private void addAll(@NonNull final Collection<LegacyBlock> blocks) {
         for (final LegacyBlock legacyBlock : blocks) {
-            // LEGACY_ID_TO_STRING_PLOT_BLOCK
-            //     .put(legacyBlock.getNumericalId(), legacyBlock.toStringPlotBlock());
-            /*if (legacyBlock.getDataValue() != 0) {
-                LEGACY_ID_AND_DATA_TO_STRING_PLOT_BLOCK
-                    .put(new IdDataPair(legacyBlock.getNumericalId(), legacyBlock.getDataValue()),
-                        legacyBlock.toStringPlotBlock());
-            } */
             LEGACY_ID_AND_DATA_TO_STRING_PLOT_BLOCK
                 .put(new IdDataPair(legacyBlock.getNumericalId(), legacyBlock.getDataValue()),
                     legacyBlock.toStringPlotBlock());
@@ -705,7 +712,14 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             try {
                 material = Material.valueOf(legacyBlock.getNewName());
             } catch (final Exception e) {
+                try {
                     material = Material.getMaterial(legacyBlock.getLegacyName(), true);
+                } catch (NoSuchMethodError error) {
+                    PlotSquared.log("You can't use this version of PlotSquared on a server "
+                        + "less than Minecraft 1.13.2");
+                    Bukkit.shutdown();
+                    break;
+                }
             }
             legacyBlock.material = material;
         }
@@ -724,13 +738,10 @@ public final class BukkitLegacyMappings extends LegacyMappings {
     }
 
     /**
-     * Try to find a legacy plot block by any means possible.
-     * Strategy:
-     * - Check if the name contains a namespace, if so, strip it
-     * - Check if there's a (new) material matching the name
-     * - Check if there's a legacy material matching the name
-     * - Check if there's a numerical ID matching the name
-     * - Return null if everything else fails
+     * Try to find a legacy plot block by any means possible. Strategy: - Check if the name contains
+     * a namespace, if so, strip it - Check if there's a (new) material matching the name - Check if
+     * there's a legacy material matching the name - Check if there's a numerical ID matching the
+     * name - Return null if everything else fails
      *
      * @param string String ID
      * @return LegacyBlock if found, else null
@@ -741,19 +752,31 @@ public final class BukkitLegacyMappings extends LegacyMappings {
         }
         String workingString = string;
         String[] parts = null;
+        IdDataPair idDataPair = null;
         if (string.contains(":")) {
             parts = string.split(":");
             if (parts.length > 1) {
                 if (parts[0].equalsIgnoreCase("minecraft")) {
                     workingString = parts[1];
+                } else {
+                    if (parts[0].matches("^\\d+$")) {
+                        idDataPair =
+                            new IdDataPair(Integer.parseInt(parts[0]), Integer.parseInt(parts[0]));
                     } else {
                         workingString = parts[0];
                     }
                 }
             }
+        } else if (string.matches("^\\d+$")) {
+            idDataPair = new IdDataPair(Integer.parseInt(string), 0);
+        }
         PlotBlock plotBlock;
-        if (NEW_STRING_TO_LEGACY_PLOT_BLOCK.keySet().contains(workingString.toLowerCase())) {
+        if (Material.matchMaterial(workingString) != null) {
             return PlotBlock.get(workingString);
+        } else if (NEW_STRING_TO_LEGACY_PLOT_BLOCK.keySet().contains(workingString.toLowerCase())) {
+            return PlotBlock.get(workingString);
+        } else if ((plotBlock = fromLegacyToString(idDataPair)) != null) {
+            return plotBlock;
         } else if ((plotBlock = fromLegacyToString(workingString)) != null) {
             return plotBlock;
         } else {
@@ -775,6 +798,13 @@ public final class BukkitLegacyMappings extends LegacyMappings {
         return LEGACY_ID_AND_DATA_TO_STRING_PLOT_BLOCK.get(new IdDataPair(id, data));
     }
 
+    public PlotBlock fromLegacyToString(IdDataPair idDataPair) {
+        if (idDataPair == null) {
+            return null;
+        }
+        return LEGACY_ID_AND_DATA_TO_STRING_PLOT_BLOCK.get(idDataPair);
+    }
+
     public PlotBlock fromLegacyToString(final String id) {
         return OLD_STRING_TO_STRING_PLOT_BLOCK.get(id);
     }
@@ -804,6 +834,20 @@ public final class BukkitLegacyMappings extends LegacyMappings {
             this(numericalId, dataValue, legacyName, legacyName);
         }
 
+        LegacyBlock(final int numericalId, final int dataValue, @NonNull final String legacyName,
+            @NonNull final String newName, @NonNull final String new14Name) {
+            this(numericalId, dataValue, legacyName,
+                PlotSquared.get().IMP.getServerVersion()[1] == 13 ? newName : new14Name);
+        }
+
+        LegacyBlock(final int numericalId, @NonNull final String legacyName,
+            @NonNull final String newName, @NonNull final String new14Name) {
+            this(numericalId, 0, legacyName,
+                Bukkit.getBukkitVersion().split("-")[0].split("\\.")[1].equals("13") ?
+                    newName :
+                    new14Name);
+        }
+
         LegacyBlock(final int numericalId, @NonNull final String legacyName,
             @NonNull final String newName) {
             this(numericalId, 0, legacyName, newName);

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitSetupUtils.java

@@ -9,8 +9,12 @@ import com.github.intellectualsites.plotsquared.plot.generator.GeneratorWrapper;
 import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
 import com.github.intellectualsites.plotsquared.plot.object.SetupObject;
 import com.github.intellectualsites.plotsquared.plot.util.SetupUtils;
-import org.bukkit.*;
+import org.bukkit.Bukkit;
+import org.bukkit.Chunk;
+import org.bukkit.World;
 import org.bukkit.World.Environment;
+import org.bukkit.WorldCreator;
+import org.bukkit.WorldType;
 import org.bukkit.entity.Player;
 import org.bukkit.generator.ChunkGenerator;
 import org.bukkit.plugin.Plugin;
@@ -61,11 +65,11 @@ public class BukkitSetupUtils extends SetupUtils {
         }
         if (save) {
             for (Chunk chunk : world.getLoadedChunks()) {
-                chunk.unload(true, false);
+                chunk.unload(true);
             }
         } else {
             for (Chunk chunk : world.getLoadedChunks()) {
-                chunk.unload(false, false);
+                chunk.unload(false);
             }
         }
         Bukkit.unloadWorld(world, false);
@@ -123,15 +127,19 @@ public class BukkitSetupUtils extends SetupUtils {
                 break;
             }
             case 1: {
+                if (!object.plotManager.endsWith(":single")) {
                     if (!PlotSquared.get().worlds.contains(worldPath)) {
                         PlotSquared.get().worlds.createSection(worldPath);
                     }
+                    if (steps.length != 0) {
                         ConfigurationSection worldSection =
                             PlotSquared.get().worlds.getConfigurationSection(worldPath);
                         for (ConfigurationNode step : steps) {
                             worldSection.set(step.getConstant(), step.getValue());
                         }
-                PlotSquared.get().worlds.set("worlds." + world + ".generator.type", object.type);
+                    }
+                    PlotSquared.get().worlds
+                        .set("worlds." + world + ".generator.type", object.type);
                     PlotSquared.get().worlds
                         .set("worlds." + world + ".generator.terrain", object.terrain);
                     PlotSquared.get().worlds
@@ -141,6 +149,7 @@ public class BukkitSetupUtils extends SetupUtils {
                         PlotSquared.get().worlds
                             .set("worlds." + world + ".generator.init", object.setupGenerator);
                     }
+                }
                 GeneratorWrapper<?> gen = SetupUtils.generators.get(object.setupGenerator);
                 if (gen != null && gen.isFull()) {
                     object.setupGenerator = null;
@@ -166,9 +175,9 @@ public class BukkitSetupUtils extends SetupUtils {
         } catch (IOException e) {
             e.printStackTrace();
         }
+        Plugin plugin = Bukkit.getPluginManager().getPlugin("Multiverse-Core");
         if (object.setupGenerator != null) {
-            if (Bukkit.getPluginManager().getPlugin("Multiverse-Core") != null && Bukkit
-                .getPluginManager().getPlugin("Multiverse-Core").isEnabled()) {
+            if (plugin != null && plugin.isEnabled()) {
                 Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(),
                     "mv create " + world + " normal -g " + object.setupGenerator);
                 setGenerator(world, object.setupGenerator);
@@ -176,15 +185,6 @@ public class BukkitSetupUtils extends SetupUtils {
                     return world;
                 }
             }
-            if (Bukkit.getPluginManager().getPlugin("MultiWorld") != null && Bukkit
-                .getPluginManager().getPlugin("MultiWorld").isEnabled()) {
-                Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(),
-                    "mw create " + world + " plugin:" + object.setupGenerator);
-                setGenerator(world, object.setupGenerator);
-                if (Bukkit.getWorld(world) != null) {
-                    return world;
-                }
-            }
             WorldCreator wc = new WorldCreator(object.world);
             wc.generator(object.setupGenerator);
             wc.environment(Environment.NORMAL);
@@ -192,22 +192,13 @@ public class BukkitSetupUtils extends SetupUtils {
             Bukkit.createWorld(wc);
             setGenerator(world, object.setupGenerator);
         } else {
-            if (Bukkit.getPluginManager().getPlugin("Multiverse-Core") != null && Bukkit
-                .getPluginManager().getPlugin("Multiverse-Core").isEnabled()) {
+            if (plugin != null && plugin.isEnabled()) {
                 Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(),
                     "mv create " + world + " normal");
                 if (Bukkit.getWorld(world) != null) {
                     return world;
                 }
             }
-            if (Bukkit.getPluginManager().getPlugin("MultiWorld") != null && Bukkit
-                .getPluginManager().getPlugin("MultiWorld").isEnabled()) {
-                Bukkit.getServer()
-                    .dispatchCommand(Bukkit.getServer().getConsoleSender(), "mw create " + world);
-                if (Bukkit.getWorld(world) != null) {
-                    return world;
-                }
-            }
             World bw =
                 Bukkit.createWorld(new WorldCreator(object.world).environment(Environment.NORMAL));
         }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/BukkitUtil.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.util;
 
 import com.github.intellectualsites.plotsquared.bukkit.object.BukkitPlayer;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.*;
 import com.github.intellectualsites.plotsquared.plot.object.schematic.PlotItem;
 import com.github.intellectualsites.plotsquared.plot.util.*;
@@ -13,7 +13,7 @@ import org.bukkit.Material;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.World;
 import org.bukkit.block.*;
-import org.bukkit.block.data.type.WallSign;
+import org.bukkit.block.data.Directional;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.Inventory;
@@ -174,9 +174,9 @@ import java.util.*;
      *
      * @param player  the recipient of the message
      * @param caption the message
-     * @see MainUtil#sendMessage(PlotPlayer, C, String...)
+     * @see MainUtil#sendMessage(com.github.intellectualsites.plotsquared.commands.CommandCaller, Captions, String...)
      */
-    public static void sendMessage(Player player, C caption) {
+    public static void sendMessage(Player player, Captions caption) {
         MainUtil.sendMessage(BukkitUtil.getPlayer(player), caption);
     }
 
@@ -264,35 +264,29 @@ import java.util.*;
         return getWorld(world).getBiome(x, z).name();
     }
 
-    @Override @SuppressWarnings("deprecation")
-    public void setSign(@NonNull final String worldName, final int x, final int y, final int z,
-        @NonNull final String[] lines) {
-        final World world = getWorld(worldName);
-        final Block block = world.getBlockAt(x, y, z);
-        //        block.setType(Material.AIR);
-        final Material type = block.getType();
-        if (type != Material.SIGN && type != Material.WALL_SIGN) {
-            BlockFace facing = BlockFace.EAST;
-            if (world.getBlockAt(x, y, z + 1).getType().isSolid())
-                facing = BlockFace.NORTH;
-            else if (world.getBlockAt(x + 1, y, z).getType().isSolid())
-                facing = BlockFace.WEST;
-            else if (world.getBlockAt(x, y, z - 1).getType().isSolid())
-                facing = BlockFace.SOUTH;
-            block.setType(Material.WALL_SIGN, false);
-            final WallSign sign = (WallSign) block.getBlockData();
-            sign.setFacing(facing);
-            block.setBlockData(sign, false);
+    @Override public int getHighestBlock(@NonNull final String world, final int x, final int z) {
+        final World bukkitWorld = getWorld(world);
+        // Skip top and bottom block
+        int air = 1;
+        for (int y = bukkitWorld.getMaxHeight() - 1; y >= 0; y--) {
+            Block block = bukkitWorld.getBlockAt(x, y, z);
+            if (block != null) {
+                Material type = block.getType();
+                if (type.isSolid()) {
+                    if (air > 1) {
+                        return y;
                     }
-        final BlockState blockstate = block.getState();
-        if (blockstate instanceof Sign) {
-            final Sign sign = (Sign) blockstate;
-            for (int i = 0; i < lines.length; i++) {
-                sign.setLine(i, lines[i]);
+                    air = 0;
+                } else {
+                    if (block.isLiquid()) {
+                        return y;
                     }
-            sign.update(true);
+                    air++;
                 }
             }
+        }
+        return bukkitWorld.getMaxHeight() - 1;
+    }
 
     @Override @Nullable public String[] getSign(@NonNull final Location location) {
         Block block = getWorld(location.getWorld())
@@ -330,29 +324,39 @@ import java.util.*;
         }
     }
 
-    @Override public int getHighestBlock(@NonNull final String world, final int x, final int z) {
-        final World bukkitWorld = getWorld(world);
-        // Skip top and bottom block
-        int air = 1;
-        for (int y = bukkitWorld.getMaxHeight() - 1; y >= 0; y--) {
-            Block block = bukkitWorld.getBlockAt(x, y, z);
-            if (block != null) {
-                Material type = block.getType();
-                if (type.isSolid()) {
-                    if (air > 1)
-                        return y;
-                    air = 0;
+    @Override @SuppressWarnings("deprecation")
+    public void setSign(@NonNull final String worldName, final int x, final int y, final int z,
+        @NonNull final String[] lines) {
+        final World world = getWorld(worldName);
+        final Block block = world.getBlockAt(x, y, z);
+        //        block.setType(Material.AIR);
+        final Material type = block.getType();
+        if (type != Material.LEGACY_SIGN && type != Material.LEGACY_WALL_SIGN) {
+            BlockFace facing = BlockFace.EAST;
+            if (world.getBlockAt(x, y, z + 1).getType().isSolid()) {
+                facing = BlockFace.NORTH;
+            } else if (world.getBlockAt(x + 1, y, z).getType().isSolid()) {
+                facing = BlockFace.WEST;
+            } else if (world.getBlockAt(x, y, z - 1).getType().isSolid()) {
+                facing = BlockFace.SOUTH;
+            }
+            if (PlotSquared.get().IMP.getServerVersion()[1] == 13) {
+                block.setType(Material.valueOf("WALL_SIGN"), false);
             } else {
-                    switch (type) {
-                        case WATER:
-                        case LAVA:
-                            return y;
+                block.setType(Material.valueOf("OAK_WALL_SIGN"), false);
             }
-                    air++;
+            final Directional sign = (Directional) block.getBlockData();
+            sign.setFacing(facing);
+            block.setBlockData(sign, false);
         }
+        final BlockState blockstate = block.getState();
+        if (blockstate instanceof Sign) {
+            final Sign sign = (Sign) blockstate;
+            for (int i = 0; i < lines.length; i++) {
+                sign.setLine(i, lines[i]);
             }
+            sign.update(true);
         }
-        return bukkitWorld.getMaxHeight() - 1;
     }
 
     @Override public int getBiomeFromString(@NonNull final String biomeString) {
@@ -366,11 +370,7 @@ import java.util.*;
 
     @Override public String[] getBiomeList() {
         final Biome[] biomes = Biome.values();
-        final String[] list = new String[biomes.length];
-        for (int i = 0; i < biomes.length; i++) {
-            list[i] = biomes[i].name();
-        }
-        return list;
+        return Arrays.stream(biomes).map(Enum::name).toArray(String[]::new);
     }
 
     @Override

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/Metrics.java

@@ -0,0 +1,695 @@
+package com.github.intellectualsites.plotsquared.bukkit.util;
+
+import org.bukkit.Bukkit;
+import org.bukkit.configuration.file.YamlConfiguration;
+import org.bukkit.entity.Player;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.RegisteredServiceProvider;
+import org.bukkit.plugin.ServicePriority;
+import org.json.simple.JSONArray;
+import org.json.simple.JSONObject;
+
+import javax.net.ssl.HttpsURLConnection;
+import java.io.*;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.util.*;
+import java.util.concurrent.Callable;
+import java.util.logging.Level;
+import java.util.zip.GZIPOutputStream;
+
+/**
+ * bStats collects some data for plugin authors.
+ * <p>
+ * Check out https://bStats.org/ to learn more about bStats!
+ */
+@SuppressWarnings({"WeakerAccess", "unused"})
+public class Metrics {
+
+    static {
+        // You can use the property to disable the check in your test environment
+        if (System.getProperty("bstats.relocatecheck") == null || !System.getProperty("bstats.relocatecheck").equals("false")) {
+            // Maven's Relocate is clever and changes strings, too. So we have to use this little "trick" ... :D
+            final String defaultPackage = new String(
+                new byte[]{'o', 'r', 'g', '.', 'b', 's', 't', 'a', 't', 's', '.', 'b', 'u', 'k', 'k', 'i', 't'});
+            final String examplePackage = new String(new byte[]{'y', 'o', 'u', 'r', '.', 'p', 'a', 'c', 'k', 'a', 'g', 'e'});
+            // We want to make sure nobody just copy & pastes the example and use the wrong package names
+            if (Metrics.class.getPackage().getName().equals(defaultPackage) || Metrics.class.getPackage().getName().equals(examplePackage)) {
+                throw new IllegalStateException("bStats Metrics class has not been relocated correctly!");
+            }
+        }
+    }
+
+    // The version of this bStats class
+    public static final int B_STATS_VERSION = 1;
+
+    // The url to which the data is sent
+    private static final String URL = "https://bStats.org/submitData/bukkit";
+
+    // Is bStats enabled on this server?
+    private boolean enabled;
+
+    // Should failed requests be logged?
+    private static boolean logFailedRequests;
+
+    // Should the sent data be logged?
+    private static boolean logSentData;
+
+    // Should the response text be logged?
+    private static boolean logResponseStatusText;
+
+    // The uuid of the server
+    private static String serverUUID;
+
+    // The plugin
+    private final Plugin plugin;
+
+    // A list with all custom charts
+    private final List<CustomChart> charts = new ArrayList<>();
+
+    /**
+     * Class constructor.
+     *
+     * @param plugin The plugin which stats should be submitted.
+     */
+    public Metrics(Plugin plugin) {
+        if (plugin == null) {
+            throw new IllegalArgumentException("Plugin cannot be null!");
+        }
+        this.plugin = plugin;
+
+        // Get the config file
+        File bStatsFolder = new File(plugin.getDataFolder().getParentFile(), "bStats");
+        File configFile = new File(bStatsFolder, "config.yml");
+        YamlConfiguration config = YamlConfiguration.loadConfiguration(configFile);
+
+        // Check if the config file exists
+        if (!config.isSet("serverUuid")) {
+
+            // Add default values
+            config.addDefault("enabled", true);
+            // Every server gets it's unique random id.
+            config.addDefault("serverUuid", UUID.randomUUID().toString());
+            // Should failed request be logged?
+            config.addDefault("logFailedRequests", false);
+            // Should the sent data be logged?
+            config.addDefault("logSentData", false);
+            // Should the response text be logged?
+            config.addDefault("logResponseStatusText", false);
+
+            // Inform the server owners about bStats
+            config.options().header(
+                "bStats collects some data for plugin authors like how many servers are using their plugins.\n" +
+                    "To honor their work, you should not disable it.\n" +
+                    "This has nearly no effect on the server performance!\n" +
+                    "Check out https://bStats.org/ to learn more :)"
+            ).copyDefaults(true);
+            try {
+                config.save(configFile);
+            } catch (IOException ignored) { }
+        }
+
+        // Load the data
+        enabled = config.getBoolean("enabled", true);
+        serverUUID = config.getString("serverUuid");
+        logFailedRequests = config.getBoolean("logFailedRequests", false);
+        logSentData = config.getBoolean("logSentData", false);
+        logResponseStatusText = config.getBoolean("logResponseStatusText", false);
+
+        if (enabled) {
+            boolean found = false;
+            // Search for all other bStats Metrics classes to see if we are the first one
+            for (Class<?> service : Bukkit.getServicesManager().getKnownServices()) {
+                try {
+                    service.getField("B_STATS_VERSION"); // Our identifier :)
+                    found = true; // We aren't the first
+                    break;
+                } catch (NoSuchFieldException ignored) { }
+            }
+            // Register our service
+            Bukkit.getServicesManager().register(Metrics.class, this, plugin, ServicePriority.Normal);
+            if (!found) {
+                // We are the first!
+                startSubmitting();
+            }
+        }
+    }
+
+    /**
+     * Checks if bStats is enabled.
+     *
+     * @return Whether bStats is enabled or not.
+     */
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    /**
+     * Adds a custom chart.
+     *
+     * @param chart The chart to add.
+     */
+    public void addCustomChart(CustomChart chart) {
+        if (chart == null) {
+            throw new IllegalArgumentException("Chart cannot be null!");
+        }
+        charts.add(chart);
+    }
+
+    /**
+     * Starts the Scheduler which submits our data every 30 minutes.
+     */
+    private void startSubmitting() {
+        final Timer timer = new Timer(true); // We use a timer cause the Bukkit scheduler is affected by server lags
+        timer.scheduleAtFixedRate(new TimerTask() {
+            @Override
+            public void run() {
+                if (!plugin.isEnabled()) { // Plugin was disabled
+                    timer.cancel();
+                    return;
+                }
+                // Nevertheless we want our code to run in the Bukkit main thread, so we have to use the Bukkit scheduler
+                // Don't be afraid! The connection to the bStats server is still async, only the stats collection is sync ;)
+                Bukkit.getScheduler().runTask(plugin, () -> submitData());
+            }
+        }, 1000 * 60 * 5, 1000 * 60 * 30);
+        // Submit the data every 30 minutes, first time after 5 minutes to give other plugins enough time to start
+        // WARNING: Changing the frequency has no effect but your plugin WILL be blocked/deleted!
+        // WARNING: Just don't do it!
+    }
+
+    /**
+     * Gets the plugin specific data.
+     * This method is called using Reflection.
+     *
+     * @return The plugin specific data.
+     */
+    public JSONObject getPluginData() {
+        JSONObject data = new JSONObject();
+
+        String pluginName = plugin.getDescription().getName();
+        String pluginVersion = plugin.getDescription().getVersion();
+
+        data.put("pluginName", pluginName); // Append the name of the plugin
+        data.put("pluginVersion", pluginVersion); // Append the version of the plugin
+        JSONArray customCharts = new JSONArray();
+        for (CustomChart customChart : charts) {
+            // Add the data of the custom charts
+            JSONObject chart = customChart.getRequestJsonObject();
+            if (chart == null) { // If the chart is null, we skip it
+                continue;
+            }
+            customCharts.add(chart);
+        }
+        data.put("customCharts", customCharts);
+
+        return data;
+    }
+
+    /**
+     * Gets the server specific data.
+     *
+     * @return The server specific data.
+     */
+    private JSONObject getServerData() {
+        // Minecraft specific data
+        int playerAmount;
+        try {
+            // Around MC 1.8 the return type was changed to a collection from an array,
+            // This fixes java.lang.NoSuchMethodError: org.bukkit.Bukkit.getOnlinePlayers()Ljava/util/Collection;
+            Method onlinePlayersMethod = Class.forName("org.bukkit.Server").getMethod("getOnlinePlayers");
+            playerAmount = onlinePlayersMethod.getReturnType().equals(Collection.class)
+                ? ((Collection<?>) onlinePlayersMethod.invoke(Bukkit.getServer())).size()
+                : ((Player[]) onlinePlayersMethod.invoke(Bukkit.getServer())).length;
+        } catch (Exception e) {
+            playerAmount = Bukkit.getOnlinePlayers().size(); // Just use the new method if the Reflection failed
+        }
+        int onlineMode = Bukkit.getOnlineMode() ? 1 : 0;
+        String bukkitVersion = Bukkit.getVersion();
+
+        // OS/Java specific data
+        String javaVersion = System.getProperty("java.version");
+        String osName = System.getProperty("os.name");
+        String osArch = System.getProperty("os.arch");
+        String osVersion = System.getProperty("os.version");
+        int coreCount = Runtime.getRuntime().availableProcessors();
+
+        JSONObject data = new JSONObject();
+
+        data.put("serverUUID", serverUUID);
+
+        data.put("playerAmount", playerAmount);
+        data.put("onlineMode", onlineMode);
+        data.put("bukkitVersion", bukkitVersion);
+
+        data.put("javaVersion", javaVersion);
+        data.put("osName", osName);
+        data.put("osArch", osArch);
+        data.put("osVersion", osVersion);
+        data.put("coreCount", coreCount);
+
+        return data;
+    }
+
+    /**
+     * Collects the data and sends it afterwards.
+     */
+    private void submitData() {
+        final JSONObject data = getServerData();
+
+        JSONArray pluginData = new JSONArray();
+        // Search for all other bStats Metrics classes to get their plugin data
+        for (Class<?> service : Bukkit.getServicesManager().getKnownServices()) {
+            try {
+                service.getField("B_STATS_VERSION"); // Our identifier :)
+
+                for (RegisteredServiceProvider<?> provider : Bukkit.getServicesManager().getRegistrations(service)) {
+                    try {
+                        pluginData.add(provider.getService().getMethod("getPluginData").invoke(provider.getProvider()));
+                    } catch (NullPointerException | NoSuchMethodException | IllegalAccessException | InvocationTargetException ignored) { }
+                }
+            } catch (NoSuchFieldException ignored) { }
+        }
+
+        data.put("plugins", pluginData);
+
+        // Create a new thread for the connection to the bStats server
+        new Thread(new Runnable() {
+            @Override
+            public void run() {
+                try {
+                    // Send the data
+                    sendData(plugin, data);
+                } catch (Exception e) {
+                    // Something went wrong! :(
+                    if (logFailedRequests) {
+                        plugin.getLogger().log(Level.WARNING, "Could not submit plugin stats of " + plugin.getName(), e);
+                    }
+                }
+            }
+        }).start();
+    }
+
+    /**
+     * Sends the data to the bStats server.
+     *
+     * @param plugin Any plugin. It's just used to get a logger instance.
+     * @param data The data to send.
+     * @throws Exception If the request failed.
+     */
+    private static void sendData(Plugin plugin, JSONObject data) throws Exception {
+        if (data == null) {
+            throw new IllegalArgumentException("Data cannot be null!");
+        }
+        if (Bukkit.isPrimaryThread()) {
+            throw new IllegalAccessException("This method must not be called from the main thread!");
+        }
+        if (logSentData) {
+            plugin.getLogger().info("Sending data to bStats: " + data.toString());
+        }
+        HttpsURLConnection connection = (HttpsURLConnection) new URL(URL).openConnection();
+
+        // Compress the data to save bandwidth
+        byte[] compressedData = compress(data.toString());
+
+        // Add headers
+        connection.setRequestMethod("POST");
+        connection.addRequestProperty("Accept", "application/json");
+        connection.addRequestProperty("Connection", "close");
+        connection.addRequestProperty("Content-Encoding", "gzip"); // We gzip our request
+        connection.addRequestProperty("Content-Length", String.valueOf(compressedData.length));
+        connection.setRequestProperty("Content-Type", "application/json"); // We send our data in JSON format
+        connection.setRequestProperty("User-Agent", "MC-Server/" + B_STATS_VERSION);
+
+        // Send data
+        connection.setDoOutput(true);
+        DataOutputStream outputStream = new DataOutputStream(connection.getOutputStream());
+        outputStream.write(compressedData);
+        outputStream.flush();
+        outputStream.close();
+
+        InputStream inputStream = connection.getInputStream();
+        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
+
+        StringBuilder builder = new StringBuilder();
+        String line;
+        while ((line = bufferedReader.readLine()) != null) {
+            builder.append(line);
+        }
+        bufferedReader.close();
+        if (logResponseStatusText) {
+            plugin.getLogger().info("Sent data to bStats and received response: " + builder.toString());
+        }
+    }
+
+    /**
+     * Gzips the given String.
+     *
+     * @param str The string to gzip.
+     * @return The gzipped String.
+     * @throws IOException If the compression failed.
+     */
+    private static byte[] compress(final String str) throws IOException {
+        if (str == null) {
+            return null;
+        }
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+        GZIPOutputStream gzip = new GZIPOutputStream(outputStream);
+        gzip.write(str.getBytes(StandardCharsets.UTF_8));
+        gzip.close();
+        return outputStream.toByteArray();
+    }
+
+    /**
+     * Represents a custom chart.
+     */
+    public static abstract class CustomChart {
+
+        // The id of the chart
+        final String chartId;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         */
+        CustomChart(String chartId) {
+            if (chartId == null || chartId.isEmpty()) {
+                throw new IllegalArgumentException("ChartId cannot be null or empty!");
+            }
+            this.chartId = chartId;
+        }
+
+        private JSONObject getRequestJsonObject() {
+            JSONObject chart = new JSONObject();
+            chart.put("chartId", chartId);
+            try {
+                JSONObject data = getChartData();
+                if (data == null) {
+                    // If the data is null we don't send the chart.
+                    return null;
+                }
+                chart.put("data", data);
+            } catch (Throwable t) {
+                if (logFailedRequests) {
+                    Bukkit.getLogger().log(Level.WARNING, "Failed to get data for custom chart with id " + chartId, t);
+                }
+                return null;
+            }
+            return chart;
+        }
+
+        protected abstract JSONObject getChartData() throws Exception;
+
+    }
+
+    /**
+     * Represents a custom simple pie.
+     */
+    public static class SimplePie extends CustomChart {
+
+        private final Callable<String> callable;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         * @param callable The callable which is used to request the chart data.
+         */
+        public SimplePie(String chartId, Callable<String> callable) {
+            super(chartId);
+            this.callable = callable;
+        }
+
+        @Override
+        protected JSONObject getChartData() throws Exception {
+            JSONObject data = new JSONObject();
+            String value = callable.call();
+            if (value == null || value.isEmpty()) {
+                // Null = skip the chart
+                return null;
+            }
+            data.put("value", value);
+            return data;
+        }
+    }
+
+    /**
+     * Represents a custom advanced pie.
+     */
+    public static class AdvancedPie extends CustomChart {
+
+        private final Callable<Map<String, Integer>> callable;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         * @param callable The callable which is used to request the chart data.
+         */
+        public AdvancedPie(String chartId, Callable<Map<String, Integer>> callable) {
+            super(chartId);
+            this.callable = callable;
+        }
+
+        @Override
+        protected JSONObject getChartData() throws Exception {
+            JSONObject data = new JSONObject();
+            JSONObject values = new JSONObject();
+            Map<String, Integer> map = callable.call();
+            if (map == null || map.isEmpty()) {
+                // Null = skip the chart
+                return null;
+            }
+            boolean allSkipped = true;
+            for (Map.Entry<String, Integer> entry : map.entrySet()) {
+                if (entry.getValue() == 0) {
+                    continue; // Skip this invalid
+                }
+                allSkipped = false;
+                values.put(entry.getKey(), entry.getValue());
+            }
+            if (allSkipped) {
+                // Null = skip the chart
+                return null;
+            }
+            data.put("values", values);
+            return data;
+        }
+    }
+
+    /**
+     * Represents a custom drilldown pie.
+     */
+    public static class DrilldownPie extends CustomChart {
+
+        private final Callable<Map<String, Map<String, Integer>>> callable;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         * @param callable The callable which is used to request the chart data.
+         */
+        public DrilldownPie(String chartId, Callable<Map<String, Map<String, Integer>>> callable) {
+            super(chartId);
+            this.callable = callable;
+        }
+
+        @Override
+        public JSONObject getChartData() throws Exception {
+            JSONObject data = new JSONObject();
+            JSONObject values = new JSONObject();
+            Map<String, Map<String, Integer>> map = callable.call();
+            if (map == null || map.isEmpty()) {
+                // Null = skip the chart
+                return null;
+            }
+            boolean reallyAllSkipped = true;
+            for (Map.Entry<String, Map<String, Integer>> entryValues : map.entrySet()) {
+                JSONObject value = new JSONObject();
+                boolean allSkipped = true;
+                for (Map.Entry<String, Integer> valueEntry : map.get(entryValues.getKey()).entrySet()) {
+                    value.put(valueEntry.getKey(), valueEntry.getValue());
+                    allSkipped = false;
+                }
+                if (!allSkipped) {
+                    reallyAllSkipped = false;
+                    values.put(entryValues.getKey(), value);
+                }
+            }
+            if (reallyAllSkipped) {
+                // Null = skip the chart
+                return null;
+            }
+            data.put("values", values);
+            return data;
+        }
+    }
+
+    /**
+     * Represents a custom single line chart.
+     */
+    public static class SingleLineChart extends CustomChart {
+
+        private final Callable<Integer> callable;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         * @param callable The callable which is used to request the chart data.
+         */
+        public SingleLineChart(String chartId, Callable<Integer> callable) {
+            super(chartId);
+            this.callable = callable;
+        }
+
+        @Override
+        protected JSONObject getChartData() throws Exception {
+            JSONObject data = new JSONObject();
+            int value = callable.call();
+            if (value == 0) {
+                // Null = skip the chart
+                return null;
+            }
+            data.put("value", value);
+            return data;
+        }
+
+    }
+
+    /**
+     * Represents a custom multi line chart.
+     */
+    public static class MultiLineChart extends CustomChart {
+
+        private final Callable<Map<String, Integer>> callable;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         * @param callable The callable which is used to request the chart data.
+         */
+        public MultiLineChart(String chartId, Callable<Map<String, Integer>> callable) {
+            super(chartId);
+            this.callable = callable;
+        }
+
+        @Override
+        protected JSONObject getChartData() throws Exception {
+            JSONObject data = new JSONObject();
+            JSONObject values = new JSONObject();
+            Map<String, Integer> map = callable.call();
+            if (map == null || map.isEmpty()) {
+                // Null = skip the chart
+                return null;
+            }
+            boolean allSkipped = true;
+            for (Map.Entry<String, Integer> entry : map.entrySet()) {
+                if (entry.getValue() == 0) {
+                    continue; // Skip this invalid
+                }
+                allSkipped = false;
+                values.put(entry.getKey(), entry.getValue());
+            }
+            if (allSkipped) {
+                // Null = skip the chart
+                return null;
+            }
+            data.put("values", values);
+            return data;
+        }
+
+    }
+
+    /**
+     * Represents a custom simple bar chart.
+     */
+    public static class SimpleBarChart extends CustomChart {
+
+        private final Callable<Map<String, Integer>> callable;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         * @param callable The callable which is used to request the chart data.
+         */
+        public SimpleBarChart(String chartId, Callable<Map<String, Integer>> callable) {
+            super(chartId);
+            this.callable = callable;
+        }
+
+        @Override
+        protected JSONObject getChartData() throws Exception {
+            JSONObject data = new JSONObject();
+            JSONObject values = new JSONObject();
+            Map<String, Integer> map = callable.call();
+            if (map == null || map.isEmpty()) {
+                // Null = skip the chart
+                return null;
+            }
+            for (Map.Entry<String, Integer> entry : map.entrySet()) {
+                JSONArray categoryValues = new JSONArray();
+                categoryValues.add(entry.getValue());
+                values.put(entry.getKey(), categoryValues);
+            }
+            data.put("values", values);
+            return data;
+        }
+
+    }
+
+    /**
+     * Represents a custom advanced bar chart.
+     */
+    public static class AdvancedBarChart extends CustomChart {
+
+        private final Callable<Map<String, int[]>> callable;
+
+        /**
+         * Class constructor.
+         *
+         * @param chartId The id of the chart.
+         * @param callable The callable which is used to request the chart data.
+         */
+        public AdvancedBarChart(String chartId, Callable<Map<String, int[]>> callable) {
+            super(chartId);
+            this.callable = callable;
+        }
+
+        @Override
+        protected JSONObject getChartData() throws Exception {
+            JSONObject data = new JSONObject();
+            JSONObject values = new JSONObject();
+            Map<String, int[]> map = callable.call();
+            if (map == null || map.isEmpty()) {
+                // Null = skip the chart
+                return null;
+            }
+            boolean allSkipped = true;
+            for (Map.Entry<String, int[]> entry : map.entrySet()) {
+                if (entry.getValue().length == 0) {
+                    continue; // Skip this invalid
+                }
+                allSkipped = false;
+                JSONArray categoryValues = new JSONArray();
+                for (int categoryValue : entry.getValue()) {
+                    categoryValues.add(categoryValue);
+                }
+                values.put(entry.getKey(), categoryValues);
+            }
+            if (allSkipped) {
+                // Null = skip the chart
+                return null;
+            }
+            data.put("values", values);
+            return data;
+        }
+    }
+
+}

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/NbtFactory.java

@@ -154,6 +154,7 @@ public class NbtFactory {
      * @return The decoded NBT compound.
      * @throws IOException If anything went wrong.
      */
+    @SuppressWarnings({"IOResourceOpenedButNotSafelyClosed", "resource"})
     public static NbtCompound fromStream(InputStream input, StreamOptions option)
         throws IOException {
         DataInputStream data = null;
@@ -189,24 +190,11 @@ public class NbtFactory {
      */
     public static void saveStream(NbtCompound source, ByteSink stream, StreamOptions option)
         throws IOException {
-        OutputStream output = null;
-        DataOutputStream data = null;
-        boolean suppress = true;
-
-        try {
-            output = stream.openStream();
-            data = new DataOutputStream(
-                option == StreamOptions.GZIP_COMPRESSION ? new GZIPOutputStream(output) : output);
 
+        try (OutputStream output = stream.openStream();
+            DataOutputStream data = new DataOutputStream(
+                option == StreamOptions.GZIP_COMPRESSION ? new GZIPOutputStream(output) : output)) {
             invokeMethod(get().SAVE_COMPOUND, null, source.getHandle(), data);
-            suppress = false;
-
-        } finally {
-            if (data != null) {
-                Closeables.close(data, suppress);
-            } else if (output != null) {
-                Closeables.close(output, suppress);
-            }
         }
     }
 

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/OfflinePlayerUtil.java

@@ -13,14 +13,6 @@ import static com.github.intellectualsites.plotsquared.plot.util.ReflectionUtils
 
 public class OfflinePlayerUtil {
 
-    public static Player loadPlayer(String name) {
-        return loadPlayer(Bukkit.getOfflinePlayer(name));
-    }
-
-    public static Player loadPlayer(UUID id) {
-        return loadPlayer(Bukkit.getOfflinePlayer(id));
-    }
-
     public static Player loadPlayer(OfflinePlayer player) {
         if (player == null) {
             return null;

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/SendChunk.java

@@ -65,11 +65,7 @@ public class SendChunk {
         int view = Bukkit.getServer().getViewDistance();
         for (Chunk chunk : chunks) {
             String world = chunk.getWorld().getName();
-            ArrayList<Chunk> list = map.get(world);
-            if (list == null) {
-                list = new ArrayList<>();
-                map.put(world, list);
-            }
+            ArrayList<Chunk> list = map.computeIfAbsent(world, k -> new ArrayList<>());
             list.add(chunk);
             Object c = this.methodGetHandleChunk.of(chunk).call();
             this.methodInitLighting.of(c).call();
@@ -92,14 +88,14 @@ public class SendChunk {
             if (location == null) {
                 location = pp.getLocation();
             }
-            int cx = location.getX() >> 4;
-            int cz = location.getZ() >> 4;
+            int chunkX = location.getX() >> 4;
+            int chunkZ = location.getZ() >> 4;
             Player player = ((BukkitPlayer) pp).player;
             Object entity = this.methodGetHandlePlayer.of(player).call();
 
             for (Chunk chunk : list) {
-                int dx = Math.abs(cx - chunk.getX());
-                int dz = Math.abs(cz - chunk.getZ());
+                int dx = Math.abs(chunkX - chunk.getX());
+                int dz = Math.abs(chunkZ - chunk.getZ());
                 if ((dx > view) || (dz > view)) {
                     continue;
                 }
@@ -118,21 +114,18 @@ public class SendChunk {
             }
         }
         for (final Chunk chunk : chunks) {
-            TaskManager.runTask(new Runnable() {
-                @Override public void run() {
+            TaskManager.runTask(() -> {
                 try {
-                        chunk.unload(true, false);
+                    chunk.unload(true);
                 } catch (Throwable ignored) {
                     String worldName = chunk.getWorld().getName();
                     PlotSquared.debug(
-                            "$4Could not save chunk: " + worldName + ';' + chunk.getX() + ";"
-                                + chunk.getZ());
-                        PlotSquared
-                            .debug("$3 - $4File may be open in another process (e.g. MCEdit)");
+                        "$4Could not save chunk: " + worldName + ';' + chunk.getX() + ";" + chunk
+                            .getZ());
+                    PlotSquared.debug("$3 - $4File may be open in another process (e.g. MCEdit)");
                     PlotSquared.debug("$3 - $4" + worldName + "/level.dat or " + worldName
                         + "/level_old.dat may be corrupt (try repairing or removing these)");
                 }
-                }
             });
         }
     }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/SetGenCB.java

@@ -5,12 +5,10 @@ import com.github.intellectualsites.plotsquared.plot.PlotSquared;
 import com.github.intellectualsites.plotsquared.plot.generator.GeneratorWrapper;
 import com.github.intellectualsites.plotsquared.plot.util.SetupUtils;
 import org.bukkit.World;
-import org.bukkit.generator.BlockPopulator;
 import org.bukkit.generator.ChunkGenerator;
 
 import java.lang.reflect.Field;
 import java.util.ArrayList;
-import java.util.Iterator;
 
 public class SetGenCB {
 
@@ -45,12 +43,8 @@ public class SetGenCB {
             }
         }
         if (!set) {
-            Iterator<BlockPopulator> iterator = world.getPopulators().iterator();
-            while (iterator.hasNext()) {
-                if (iterator.next() instanceof BukkitAugmentedGenerator) {
-                    iterator.remove();
-                }
-            }
+            world.getPopulators()
+                .removeIf(blockPopulator -> blockPopulator instanceof BukkitAugmentedGenerator);
         }
         PlotSquared.get()
             .loadWorld(world.getName(), PlotSquared.get().IMP.getGenerator(world.getName(), null));

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/block/BukkitLocalQueue.java

@@ -6,7 +6,6 @@ import com.github.intellectualsites.plotsquared.plot.object.LegacyPlotBlock;
 import com.github.intellectualsites.plotsquared.plot.object.PlotBlock;
 import com.github.intellectualsites.plotsquared.plot.object.StringPlotBlock;
 import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
-import com.github.intellectualsites.plotsquared.plot.util.StringMan;
 import com.github.intellectualsites.plotsquared.plot.util.block.BasicLocalBlockQueue;
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.worldedit.bukkit.BukkitAdapter;
@@ -20,21 +19,16 @@ import org.bukkit.block.Biome;
 import org.bukkit.block.Block;
 import org.bukkit.block.data.BlockData;
 
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
 import java.util.Locale;
 
-public class BukkitLocalQueue<T> extends BasicLocalBlockQueue<T> {
-
-    private Field fieldNeighbors;
-    private Method chunkGetHandle;
+public class BukkitLocalQueue extends BasicLocalBlockQueue {
 
     public BukkitLocalQueue(String world) {
         super(world);
     }
 
-    @Override public LocalChunk<T> getLocalChunk(int x, int z) {
-        return (LocalChunk<T>) new BasicLocalChunk(this, x, z) {
+    @Override public LocalChunk getLocalChunk(int x, int z) {
+        return new BasicLocalChunk(this, x, z) {
             // Custom stuff?
         };
     }
@@ -45,21 +39,21 @@ public class BukkitLocalQueue<T> extends BasicLocalBlockQueue<T> {
 
     @Override public PlotBlock getBlock(int x, int y, int z) {
         World worldObj = Bukkit.getWorld(getWorld());
+        if (worldObj != null) {
             Block block = worldObj.getBlockAt(x, y, z);
-        if (block == null) {
+            return PlotBlock.get(block.getType().toString());
+        } else {
             return PlotBlock.get(0, 0);
         }
-        // int id = block.getTypeId();
-        // if (id == 0) {
-        //     return PlotBlock.get(0, 0);
-        // }
-        // return PlotBlock.get(id, block.getData());
-        return PlotBlock.get(block.getType().toString());
     }
 
     @Override public void refreshChunk(int x, int z) {
         World worldObj = Bukkit.getWorld(getWorld());
+        if (worldObj != null) {
             worldObj.refreshChunk(x, z);
+        } else {
+            PlotSquared.debug("Error Refreshing Chunk");
+        }
     }
 
     @Override public void fixChunkLighting(int x, int z) {
@@ -68,15 +62,15 @@ public class BukkitLocalQueue<T> extends BasicLocalBlockQueue<T> {
 
     @Override public final void regenChunk(int x, int z) {
         World worldObj = Bukkit.getWorld(getWorld());
+        if (worldObj != null) {
             worldObj.regenerateChunk(x, z);
+        } else {
+            PlotSquared.debug("Error Regenerating Chunk");
+        }
     }
 
-    @Override public final void setComponents(LocalChunk<T> lc) {
-        if (isBaseBlocks()) {
+    @Override public final void setComponents(LocalChunk lc) {
         setBaseBlocks(lc);
-        } else {
-            setBlocks(lc);
-        }
     }
 
     public World getBukkitWorld() {
@@ -87,31 +81,7 @@ public class BukkitLocalQueue<T> extends BasicLocalBlockQueue<T> {
         return getBukkitWorld().getChunkAt(x, z);
     }
 
-    public void setBlocks(LocalChunk<T> lc) {
-        World worldObj = Bukkit.getWorld(getWorld());
-        Chunk chunk = worldObj.getChunkAt(lc.getX(), lc.getZ());
-        chunk.load(true);
-        for (int layer = 0; layer < lc.blocks.length; layer++) {
-            PlotBlock[] blocksLayer = (PlotBlock[]) lc.blocks[layer];
-            if (blocksLayer != null) {
-                for (int j = 0; j < blocksLayer.length; j++) {
-                    if (blocksLayer[j] != null) {
-                        PlotBlock block = blocksLayer[j];
-                        int x = MainUtil.x_loc[layer][j];
-                        int y = MainUtil.y_loc[layer][j];
-                        int z = MainUtil.z_loc[layer][j];
-                        Block existing = chunk.getBlock(x, y, z);
-                        if (equals(block, existing)) {
-                            continue;
-                        }
-                        setMaterial(block, existing);
-                    }
-                }
-            }
-        }
-    }
-
-    public void setBaseBlocks(LocalChunk<T> lc) {
+    public void setBaseBlocks(LocalChunk lc) {
         World worldObj = Bukkit.getWorld(getWorld());
         Chunk chunk = worldObj.getChunkAt(lc.getX(), lc.getZ());
         chunk.load(true);
@@ -182,22 +152,17 @@ public class BukkitLocalQueue<T> extends BasicLocalBlockQueue<T> {
             legacyPlotBlock.id == 0 || legacyPlotBlock.data == block.getData());
     }
 
-    public void setBiomes(LocalChunk<T> lc) {
+    public void setBiomes(LocalChunk lc) {
         if (lc.biomes != null) {
             World worldObj = Bukkit.getWorld(getWorld());
             int bx = lc.getX() << 4;
             int bz = lc.getX() << 4;
-            String last = null;
-            Biome biome = null;
             for (int x = 0; x < lc.biomes.length; x++) {
                 String[] biomes2 = lc.biomes[x];
                 if (biomes2 != null) {
-                    for (int y = 0; y < biomes2.length; y++) {
-                        String biomeStr = biomes2[y];
+                    for (String biomeStr : biomes2) {
                         if (biomeStr != null) {
-                            if (last == null || !StringMan.isEqual(last, biomeStr)) {
-                                biome = Biome.valueOf(biomeStr.toUpperCase());
-                            }
+                            Biome biome = Biome.valueOf(biomeStr.toUpperCase());
                             worldObj.setBiome(bx, bz, biome);
                         }
                     }
@@ -206,59 +171,4 @@ public class BukkitLocalQueue<T> extends BasicLocalBlockQueue<T> {
         }
     }
 
-    /**
-     * Exploiting a bug in the vanilla lighting algorithm for faster block placement
-     * - Could have been achieved without reflection by force unloading specific chunks
-     * - Much faster just setting the variable manually though
-     *
-     * @param chunk
-     * @return
-     */
-    protected Object[] disableLighting(Chunk chunk) {
-        try {
-            if (chunkGetHandle == null) {
-                chunkGetHandle = chunk.getClass().getDeclaredMethod("getHandle");
-                chunkGetHandle.setAccessible(true);
-            }
-            Object nmsChunk = chunkGetHandle.invoke(chunk);
-            if (fieldNeighbors == null) {
-                fieldNeighbors = nmsChunk.getClass().getDeclaredField("neighbors");
-                fieldNeighbors.setAccessible(true);
-            }
-            Object value = fieldNeighbors.get(nmsChunk);
-            fieldNeighbors.set(nmsChunk, 0);
-            return new Object[] {nmsChunk, value};
-        } catch (Throwable ignore) {
-        }
-        return null;
-    }
-
-    protected void disableLighting(Object[] disableResult) {
-        if (disableResult != null) {
-            try {
-                fieldNeighbors.set(disableResult[0], 0);
-            } catch (IllegalAccessException e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    protected void resetLighting(Object[] disableResult) {
-        if (disableResult != null) {
-            try {
-                fieldNeighbors.set(disableResult[0], disableResult[1]);
-            } catch (Throwable ignore) {
-                ignore.printStackTrace();
-            }
-        }
-    }
-
-    protected void enableLighting(Object[] disableResult) {
-        if (disableResult != null) {
-            try {
-                fieldNeighbors.set(disableResult[0], 0x739C0);
-            } catch (Throwable ignore) {
-            }
-        }
-    }
 }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/util/block/GenChunk.java

@@ -23,47 +23,47 @@ public class GenChunk extends ScopedLocalBlockQueue {
 
     public final Biome[] biomes;
     public PlotBlock[][] result;
-    public BiomeGrid grid;
+    public BiomeGrid biomeGrid;
     public Chunk chunk;
     public String world;
-    public int cx;
-    public int cz;
-    @Getter @Setter private ChunkData cd = null;
+    public int chunkX;
+    public int chunkZ;
+    @Getter @Setter private ChunkData chunkData = null;
 
-    public GenChunk(Chunk chunk, ChunkWrapper wrap) {
+    public GenChunk() {
         super(null, new Location(null, 0, 0, 0), new Location(null, 15, 255, 15));
         this.biomes = Biome.values();
     }
 
-    public void setChunk(Chunk chunk) {
-        this.chunk = chunk;
-    }
-
     public Chunk getChunk() {
         if (chunk == null) {
             World worldObj = BukkitUtil.getWorld(world);
             if (worldObj != null) {
-                this.chunk = worldObj.getChunkAt(cx, cz);
+                this.chunk = worldObj.getChunkAt(chunkX, chunkZ);
             }
         }
         return chunk;
     }
 
+    public void setChunk(Chunk chunk) {
+        this.chunk = chunk;
+    }
+
     public void setChunk(ChunkWrapper wrap) {
         chunk = null;
         world = wrap.world;
-        cx = wrap.x;
-        cz = wrap.z;
+        chunkX = wrap.x;
+        chunkZ = wrap.z;
     }
 
     @Override public void fillBiome(String biomeName) {
-        if (grid == null) {
+        if (biomeGrid == null) {
             return;
         }
         Biome biome = Biome.valueOf(biomeName.toUpperCase());
         for (int x = 0; x < 16; x++) {
             for (int z = 0; z < 16; z++) {
-                this.grid.setBiome(x, z, biome);
+                this.biomeGrid.setBiome(x, z, biome);
             }
         }
     }
@@ -82,13 +82,14 @@ public class GenChunk extends ScopedLocalBlockQueue {
                 Arrays.fill(data, start, end, block);
             }
         }
-        int minx = Math.min(pos1.getX(), pos2.getX());
-        int miny = Math.min(pos1.getY(), pos2.getY());
-        int minz = Math.min(pos1.getZ(), pos2.getZ());
-        int maxx = Math.max(pos1.getX(), pos2.getX());
-        int maxy = Math.max(pos1.getY(), pos2.getY());
-        int maxz = Math.max(pos1.getZ(), pos2.getZ());
-        cd.setRegion(minx, miny, minz, maxx, maxy, maxz, block.to(Material.class));
+        int minX = Math.min(pos1.getX(), pos2.getX());
+        int minY = Math.min(pos1.getY(), pos2.getY());
+        int minZ = Math.min(pos1.getZ(), pos2.getZ());
+        int maxX = Math.max(pos1.getX(), pos2.getX());
+        int maxY = Math.max(pos1.getY(), pos2.getY());
+        int maxZ = Math.max(pos1.getZ(), pos2.getZ());
+        chunkData
+            .setRegion(minX, minY, minZ, maxX + 1, maxY + 1, maxZ + 1, block.to(Material.class));
     }
 
     @Override public boolean setBiome(int x, int z, String biome) {
@@ -96,8 +97,8 @@ public class GenChunk extends ScopedLocalBlockQueue {
     }
 
     public boolean setBiome(int x, int z, Biome biome) {
-        if (this.grid != null) {
-            this.grid.setBiome(x, z, biome);
+        if (this.biomeGrid != null) {
+            this.biomeGrid.setBiome(x, z, biome);
             return true;
         }
         return false;
@@ -105,10 +106,10 @@ public class GenChunk extends ScopedLocalBlockQueue {
 
     @Override public boolean setBlock(int x, int y, int z, PlotBlock id) {
         if (this.result == null) {
-            this.cd.setBlock(x, y, z, id.to(Material.class));
+            this.chunkData.setBlock(x, y, z, id.to(Material.class));
             return true;
         }
-        this.cd.setBlock(x, y, z, id.to(Material.class));
+        this.chunkData.setBlock(x, y, z, id.to(Material.class));
         this.storeCache(x, y, z, id);
         return true;
     }
@@ -125,10 +126,10 @@ public class GenChunk extends ScopedLocalBlockQueue {
 
     @Override public boolean setBlock(int x, int y, int z, BaseBlock id) {
         if (this.result == null) {
-            this.cd.setBlock(x, y, z, BukkitAdapter.adapt(id));
+            this.chunkData.setBlock(x, y, z, BukkitAdapter.adapt(id));
             return true;
         }
-        this.cd.setBlock(x, y, z, BukkitAdapter.adapt(id));
+        this.chunkData.setBlock(x, y, z, BukkitAdapter.adapt(id));
         this.storeCache(x, y, z, PlotBlock.get(id.getBlockType().getId()));
         return true;
     }
@@ -136,7 +137,7 @@ public class GenChunk extends ScopedLocalBlockQueue {
     @Override public PlotBlock getBlock(int x, int y, int z) {
         int i = MainUtil.CACHE_I[y][x][z];
         if (result == null) {
-            return PlotBlock.get(cd.getType(x, y, z));
+            return PlotBlock.get(chunkData.getType(x, y, z));
         }
         PlotBlock[] array = result[i];
         if (array == null) {
@@ -147,11 +148,11 @@ public class GenChunk extends ScopedLocalBlockQueue {
     }
 
     public int getX() {
-        return chunk == null ? cx : chunk.getX();
+        return chunk == null ? chunkX : chunk.getX();
     }
 
     public int getZ() {
-        return chunk == null ? cz : chunk.getZ();
+        return chunk == null ? chunkZ : chunk.getZ();
     }
 
     @Override public String getWorld() {
@@ -167,8 +168,7 @@ public class GenChunk extends ScopedLocalBlockQueue {
     }
 
     public GenChunk clone() {
-        GenChunk toReturn =
-            new GenChunk(chunk, new ChunkWrapper(getWorld(), chunk.getX(), chunk.getZ()));
+        GenChunk toReturn = new GenChunk();
         if (this.result != null) {
             for (int i = 0; i < this.result.length; i++) {
                 PlotBlock[] matrix = this.result[i];
@@ -178,7 +178,7 @@ public class GenChunk extends ScopedLocalBlockQueue {
                 }
             }
         }
-        toReturn.cd = this.cd;
+        toReturn.chunkData = this.chunkData;
         return toReturn;
     }
 }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/uuid/DefaultUUIDWrapper.java

@@ -7,12 +7,14 @@ import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.uuid.UUIDWrapper;
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
+import org.jetbrains.annotations.NotNull;
 
+import java.util.Arrays;
 import java.util.UUID;
 
 public class DefaultUUIDWrapper extends UUIDWrapper {
 
-    @Override public UUID getUUID(PlotPlayer player) {
+    @NotNull @Override public UUID getUUID(PlotPlayer player) {
         return ((BukkitPlayer) player).player.getUniqueId();
     }
 
@@ -30,11 +32,7 @@ public class DefaultUUIDWrapper extends UUIDWrapper {
 
     @Override public OfflinePlotPlayer[] getOfflinePlayers() {
         OfflinePlayer[] ops = Bukkit.getOfflinePlayers();
-        BukkitOfflinePlayer[] toReturn = new BukkitOfflinePlayer[ops.length];
-        for (int i = 0; i < ops.length; i++) {
-            toReturn[i] = new BukkitOfflinePlayer(ops[i]);
-        }
-        return toReturn;
+        return Arrays.stream(ops).map(BukkitOfflinePlayer::new).toArray(BukkitOfflinePlayer[]::new);
     }
 
     @Override public OfflinePlotPlayer getOfflinePlayer(String name) {

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/uuid/FileUUIDHandler.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.bukkit.uuid;
 
 import com.github.intellectualsites.plotsquared.bukkit.util.NbtFactory;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.object.OfflinePlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.object.RunnableVal;
@@ -47,9 +47,8 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
         } else {
             world = worlds.get(0).getName();
         }
-        TaskManager.runTaskAsync(new Runnable() {
-            @Override public void run() {
-                PlotSquared.debug(C.PREFIX + "&6Starting player data caching for: " + world);
+        TaskManager.runTaskAsync(() -> {
+            PlotSquared.debug(Captions.PREFIX + "&6Starting player data caching for: " + world);
             File uuidFile = new File(PlotSquared.get().IMP.getDirectory(), "uuids.txt");
             if (uuidFile.exists()) {
                 try {
@@ -81,13 +80,11 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
                     e.printStackTrace();
                 }
             }
-                HashBiMap<StringWrapper, UUID> toAdd =
-                    HashBiMap.create(new HashMap<StringWrapper, UUID>());
+            HashBiMap<StringWrapper, UUID> toAdd = HashBiMap.create(new HashMap<>());
             if (Settings.UUID.NATIVE_UUID_PROVIDER) {
                 HashSet<UUID> all = UUIDHandler.getAllUUIDS();
                 PlotSquared.debug("&aFast mode UUID caching enabled!");
-                    File playerDataFolder =
-                        new File(container, world + File.separator + "playerdata");
+                File playerDataFolder = new File(container, world + File.separator + "playerdata");
                 String[] dat = playerDataFolder.list(new DatFileFilter());
                 boolean check = all.isEmpty();
                 if (dat != null) {
@@ -118,7 +115,7 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
                             }
                         } catch (Exception e) {
                             e.printStackTrace();
-                                PlotSquared.debug(C.PREFIX + "Invalid playerdata: " + current);
+                            PlotSquared.debug(Captions.PREFIX + "Invalid playerdata: " + current);
                         }
                     }
                 }
@@ -129,18 +126,17 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
                     }
                     return;
                 } else {
-                        PlotSquared.debug("Failed to cache: " + all.size()
-                            + " uuids - slowly processing all files");
+                    PlotSquared.debug(
+                        "Failed to cache: " + all.size() + " uuids - slowly processing all files");
                 }
             }
-                HashSet<String> worlds = Sets.newHashSet(world, "world");
+            HashSet<String> worlds1 = Sets.newHashSet(world, "world");
             HashSet<UUID> uuids = new HashSet<>();
             HashSet<String> names = new HashSet<>();
             File playerDataFolder = null;
-                for (String worldName : worlds) {
+            for (String worldName : worlds1) {
                 // Getting UUIDs
-                    playerDataFolder =
-                        new File(container, worldName + File.separator + "playerdata");
+                playerDataFolder = new File(container, worldName + File.separator + "playerdata");
                 String[] dat = playerDataFolder.list(new DatFileFilter());
                 if ((dat != null) && (dat.length != 0)) {
                     for (String current : dat) {
@@ -149,7 +145,7 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
                             UUID uuid = UUID.fromString(s);
                             uuids.add(uuid);
                         } catch (Exception ignored) {
-                                PlotSquared.debug(C.PREFIX + "Invalid PlayerData: " + current);
+                            PlotSquared.debug(Captions.PREFIX + "Invalid PlayerData: " + current);
                         }
                     }
                     break;
@@ -203,8 +199,8 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
                         }
                     }
                 } catch (Exception ignored) {
-                        PlotSquared
-                            .debug(C.PREFIX + "&6Invalid PlayerData: " + uuid.toString() + ".dat");
+                    PlotSquared.debug(
+                        Captions.PREFIX + "&6Invalid PlayerData: " + uuid.toString() + ".dat");
                 }
             }
             for (String name : names) {
@@ -214,15 +210,15 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
             }
 
             if (getUUIDMap().isEmpty()) {
-                    for (OfflinePlotPlayer op : FileUUIDHandler.this.uuidWrapper
+                for (OfflinePlotPlayer offlinePlotPlayer : FileUUIDHandler.this.uuidWrapper
                     .getOfflinePlayers()) {
-                        long last = op.getLastPlayed();
+                    long last = offlinePlotPlayer.getLastPlayed();
                     if (last != 0) {
-                            String name = op.getName();
+                        String name = offlinePlotPlayer.getName();
                         StringWrapper wrap = new StringWrapper(name);
                         if (!toAdd.containsKey(wrap)) {
-                                UUID uuid = FileUUIDHandler.this.uuidWrapper.getUUID(op);
-                                toAdd.put(wrap, uuid);
+                            UUID uuid = FileUUIDHandler.this.uuidWrapper.getUUID(offlinePlotPlayer);
+                            toAdd.putIfAbsent(wrap, uuid);
                             if (ExpireManager.IMP != null) {
                                 ExpireManager.IMP.storeDate(uuid, last);
                             }
@@ -234,17 +230,14 @@ public class FileUUIDHandler extends UUIDHandlerImplementation {
             if (whenDone != null) {
                 whenDone.run();
             }
-            }
         });
         return true;
     }
 
     @Override public void fetchUUID(final String name, final RunnableVal<UUID> ifFetch) {
-        TaskManager.runTaskAsync(new Runnable() {
-            @Override public void run() {
+        TaskManager.runTaskAsync(() -> {
             ifFetch.value = FileUUIDHandler.this.uuidWrapper.getUUID(name);
             TaskManager.runTask(ifFetch);
-            }
         });
     }
 }

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/uuid/LowerOfflineUUIDWrapper.java

@@ -4,14 +4,14 @@ import com.github.intellectualsites.plotsquared.plot.object.OfflinePlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.google.common.base.Charsets;
 import org.bukkit.OfflinePlayer;
+import org.jetbrains.annotations.NotNull;
 
 import java.util.UUID;
 
 public class LowerOfflineUUIDWrapper extends OfflineUUIDWrapper {
 
-    @Override public UUID getUUID(PlotPlayer player) {
-        return UUID.nameUUIDFromBytes(
-            ("OfflinePlayer:" + player.getName().toLowerCase()).getBytes(Charsets.UTF_8));
+    @NotNull @Override public UUID getUUID(PlotPlayer player) {
+        return UUID.nameUUIDFromBytes(("OfflinePlayer:" + player.getName().toLowerCase()).getBytes(Charsets.UTF_8));
     }
 
     @Override public UUID getUUID(OfflinePlotPlayer player) {

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/uuid/OfflineUUIDWrapper.java

@@ -13,9 +13,11 @@ import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.Server;
 import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.UUID;
 
@@ -32,9 +34,8 @@ public class OfflineUUIDWrapper extends UUIDWrapper {
         }
     }
 
-    @Override public UUID getUUID(PlotPlayer player) {
-        return UUID
-            .nameUUIDFromBytes(("OfflinePlayer:" + player.getName()).getBytes(Charsets.UTF_8));
+    @NotNull @Override public UUID getUUID(PlotPlayer player) {
+        return UUID.nameUUIDFromBytes(("OfflinePlayer:" + player.getName()).getBytes(Charsets.UTF_8));
     }
 
     @Override public UUID getUUID(OfflinePlotPlayer player) {
@@ -70,7 +71,7 @@ public class OfflineUUIDWrapper extends UUIDWrapper {
     public Player[] getOnlinePlayers() {
         if (this.getOnline == null) {
             Collection<? extends Player> onlinePlayers = Bukkit.getOnlinePlayers();
-            return onlinePlayers.toArray(new Player[onlinePlayers.size()]);
+            return onlinePlayers.toArray(new Player[0]);
         }
         try {
             Object players = this.getOnline.invoke(Bukkit.getServer(), this.arg);
@@ -79,13 +80,13 @@ public class OfflineUUIDWrapper extends UUIDWrapper {
             } else {
                 @SuppressWarnings("unchecked") Collection<? extends Player> p =
                     (Collection<? extends Player>) players;
-                return p.toArray(new Player[p.size()]);
+                return p.toArray(new Player[0]);
             }
         } catch (IllegalAccessException | InvocationTargetException | IllegalArgumentException ignored) {
             PlotSquared.debug("Failed to resolve online players");
             this.getOnline = null;
             Collection<? extends Player> onlinePlayers = Bukkit.getOnlinePlayers();
-            return onlinePlayers.toArray(new Player[onlinePlayers.size()]);
+            return onlinePlayers.toArray(new Player[0]);
         }
     }
 
@@ -95,11 +96,7 @@ public class OfflineUUIDWrapper extends UUIDWrapper {
 
     @Override public OfflinePlotPlayer[] getOfflinePlayers() {
         OfflinePlayer[] ops = Bukkit.getOfflinePlayers();
-        BukkitOfflinePlayer[] toReturn = new BukkitOfflinePlayer[ops.length];
-        for (int i = 0; i < ops.length; i++) {
-            toReturn[i] = new BukkitOfflinePlayer(ops[i]);
-        }
-        return toReturn;
+        return Arrays.stream(ops).map(BukkitOfflinePlayer::new).toArray(BukkitOfflinePlayer[]::new);
     }
 
     @Override public OfflinePlotPlayer getOfflinePlayer(String name) {

Bukkit/src/main/java/com/github/intellectualsites/plotsquared/bukkit/uuid/SQLUUIDHandler.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.bukkit.uuid;
 
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.database.SQLite;
 import com.github.intellectualsites.plotsquared.plot.object.RunnableVal;
@@ -71,17 +71,14 @@ public class SQLUUIDHandler extends UUIDHandlerImplementation {
         if (!super.startCaching(whenDone)) {
             return false;
         }
-        TaskManager.runTaskAsync(new Runnable() {
-            @Override public void run() {
+        TaskManager.runTaskAsync(() -> {
             try {
-                    HashBiMap<StringWrapper, UUID> toAdd =
-                        HashBiMap.create(new HashMap<StringWrapper, UUID>());
+                HashBiMap<StringWrapper, UUID> toAdd = HashBiMap.create(new HashMap<>());
                 try (PreparedStatement statement = getConnection()
                     .prepareStatement("SELECT `uuid`, `username` FROM `usercache`");
                     ResultSet resultSet = statement.executeQuery()) {
                     while (resultSet.next()) {
-                            StringWrapper username =
-                                new StringWrapper(resultSet.getString("username"));
+                        StringWrapper username = new StringWrapper(resultSet.getString("username"));
                         UUID uuid = UUID.fromString(resultSet.getString("uuid"));
                         toAdd.put(new StringWrapper(username.value), uuid);
                     }
@@ -100,10 +97,8 @@ public class SQLUUIDHandler extends UUIDHandlerImplementation {
                     }
                     return;
                 }
-                    FileUUIDHandler fileHandler =
-                        new FileUUIDHandler(SQLUUIDHandler.this.uuidWrapper);
-                    fileHandler.startCaching(new Runnable() {
-                        @Override public void run() {
+                FileUUIDHandler fileHandler = new FileUUIDHandler(SQLUUIDHandler.this.uuidWrapper);
+                fileHandler.startCaching(() -> {
                     // If the file based UUID handler didn't cache it, then we can't cache offline mode
                     // Also, trying to cache based on files again, is useless as that's what the file based uuid cacher does
                     if (Settings.UUID.OFFLINE) {
@@ -113,22 +108,16 @@ public class SQLUUIDHandler extends UUIDHandlerImplementation {
                         return;
                     }
 
-                            TaskManager.runTaskAsync(new Runnable() {
-                                @Override public void run() {
+                    TaskManager.runTaskAsync(() -> {
                         while (!toFetch.isEmpty()) {
                             try {
-                                            for (int i = 0;
-                                                 i < Math.min(500, toFetch.size()); i++) {
+                                for (int i = 0; i < Math.min(MAX_REQUESTS, toFetch.size()); i++) {
                                     UUID uuid = toFetch.pop();
-                                                HttpURLConnection connection =
-                                                    (HttpURLConnection) new URL(
-                                                        SQLUUIDHandler.this.PROFILE_URL + uuid
-                                                            .toString().replace("-", ""))
-                                                        .openConnection();
-                                                try (InputStream con = connection
-                                                    .getInputStream()) {
-                                                    InputStreamReader reader =
-                                                        new InputStreamReader(con);
+                                    HttpURLConnection connection = (HttpURLConnection) new URL(
+                                        SQLUUIDHandler.this.PROFILE_URL + uuid.toString()
+                                            .replace("-", "")).openConnection();
+                                    try (InputStream con = connection.getInputStream()) {
+                                        InputStreamReader reader = new InputStreamReader(con);
                                         JSONObject response =
                                             (JSONObject) SQLUUIDHandler.this.jsonParser
                                                 .parse(reader);
@@ -154,26 +143,22 @@ public class SQLUUIDHandler extends UUIDHandlerImplementation {
                             whenDone.run();
                         }
                         return;
-                                }
                     });
-                        }
                 });
             } catch (SQLException e) {
                 throw new SQLUUIDHandlerException("Couldn't select :s", e);
             }
-            }
         });
         return true;
     }
 
     @Override public void fetchUUID(final String name, final RunnableVal<UUID> ifFetch) {
-        PlotSquared.debug(C.PREFIX + "UUID for '" + name
+        PlotSquared.debug(Captions.PREFIX + "UUID for '" + name
             + "' was null. We'll cache this from the Mojang servers!");
         if (ifFetch == null) {
             return;
         }
-        TaskManager.runTaskAsync(new Runnable() {
-            @Override public void run() {
+        TaskManager.runTaskAsync(() -> {
             try {
                 URL url = new URL(SQLUUIDHandler.this.PROFILE_URL);
                 HttpURLConnection connection = (HttpURLConnection) url.openConnection();
@@ -191,7 +176,7 @@ public class SQLUUIDHandler extends UUIDHandlerImplementation {
                     .parse(new InputStreamReader(connection.getInputStream()));
                 JSONObject jsonProfile = (JSONObject) array.get(0);
                 String id = (String) jsonProfile.get("id");
-                    String name = (String) jsonProfile.get("name");
+                String name1 = (String) jsonProfile.get("name");
                 ifFetch.value = UUID.fromString(
                     id.substring(0, 8) + '-' + id.substring(8, 12) + '-' + id.substring(12, 16)
                         + '-' + id.substring(16, 20) + '-' + id.substring(20, 32));
@@ -199,7 +184,6 @@ public class SQLUUIDHandler extends UUIDHandlerImplementation {
                 e.printStackTrace();
             }
             TaskManager.runTask(ifFetch);
-            }
         });
     }
 
@@ -212,47 +196,43 @@ public class SQLUUIDHandler extends UUIDHandlerImplementation {
         }
     }
 
-    @Override public boolean add(final StringWrapper name, final UUID uuid) {
-        // Ignoring duplicates
-        if (super.add(name, uuid)) {
-            TaskManager.runTaskAsync(new Runnable() {
-                @Override public void run() {
-                    try (PreparedStatement statement = getConnection().prepareStatement(
-                        "REPLACE INTO usercache (`uuid`, `username`) VALUES(?, ?)")) {
-                        statement.setString(1, uuid.toString());
-                        statement.setString(2, name.toString());
-                        statement.execute();
-                        PlotSquared
-                            .debug(C.PREFIX + "&cAdded '&6" + uuid + "&c' - '&6" + name + "&c'");
-                    } catch (SQLException e) {
-                        e.printStackTrace();
-                    }
-                }
-            });
-            return true;
-        }
-        return false;
-    }
-
     /**
      * This is useful for name changes
      */
     @Override public void rename(final UUID uuid, final StringWrapper name) {
         super.rename(uuid, name);
-        TaskManager.runTaskAsync(new Runnable() {
-            @Override public void run() {
+        TaskManager.runTaskAsync(() -> {
             try (PreparedStatement statement = getConnection()
                 .prepareStatement("UPDATE usercache SET `username`=? WHERE `uuid`=?")) {
                 statement.setString(1, name.value);
                 statement.setString(2, uuid.toString());
                 statement.execute();
                 PlotSquared.debug(
-                        C.PREFIX + "Name change for '" + uuid + "' to '" + name.value + '\'');
+                    Captions.PREFIX + "Name change for '" + uuid + "' to '" + name.value + '\'');
             } catch (SQLException e) {
                 e.printStackTrace();
             }
+        });
+    }
+
+    @Override public boolean add(final StringWrapper name, final UUID uuid) {
+        // Ignoring duplicates
+        if (super.add(name, uuid)) {
+            TaskManager.runTaskAsync(() -> {
+                try (PreparedStatement statement = getConnection()
+                    .prepareStatement("REPLACE INTO usercache (`uuid`, `username`) VALUES(?, ?)")) {
+                    statement.setString(1, uuid.toString());
+                    statement.setString(2, name.toString());
+                    statement.execute();
+                    PlotSquared
+                        .debug(Captions.PREFIX + "&cAdded '&6" + uuid + "&c' - '&6" + name + "&c'");
+                } catch (SQLException e) {
+                    e.printStackTrace();
                 }
             });
+            return true;
+        }
+        return false;
     }
 
     private class SQLUUIDHandlerException extends RuntimeException {

Bukkit/src/main/resources/plugin.yml

@@ -62,7 +62,6 @@ permissions:
       plots.set.flag.vehicle-use.*: true
       plots.set.flag.vehicle-place.*: true
       plots.set.flag.vehicle-break.*: true
-      plots.set.flag.player-interact.*: true
       plots.set.flag.place.*: true
       plots.set.flag.break.*: true
       plots.set.flag.use.*: true
@@ -72,19 +71,15 @@ permissions:
   plots.permpack.basicinbox:
     default: op
     children:
-      comments.notifications.enabled  : true 
+      comments.notifications.enabled: true
       plots.inbox.read.public: true
       plots.inbox.modify.public: true
-      plots.inbox.modify.public: true
       plots.inbox.write.public: true
-      plots.inbox.read.public: true
       plots.inbox.read.report: true
       plots.inbox.write.report: true
-      plots.inbox.read.report: true
       plots.inbox.read.owner: true
       plots.inbox.modify.owner: true
       plots.inbox.write.owner: true
-      plots.inbox.read.owner: true
       plots.comment: true
       plots.inbox: true
   plots.permpack.wilderness:
@@ -256,9 +251,6 @@ permissions:
   plotme.limit.10:
     children:
       plots.plot.10: true
-  plotme.admin.home.other:
-    children:
-      plots.plot.: true
   plotme.admin.clear:
     children:
       plots.admin.command.clear: true

Core/build.gradle

@@ -1,11 +1,23 @@
-import org.ajoberstar.grgit.Grgit
+repositories {
+    maven { url 'https://jitpack.io' }
+}
 
 dependencies {
-    testCompile 'junit:junit:4.12'
-    compile 'org.yaml:snakeyaml:1.23'
-    compile 'com.google.code.gson:gson:2.8.5'
-    compileOnly 'org.projectlombok:lombok:1.18.4'
+    implementation 'org.yaml:snakeyaml:1.23'
+    //keep inline with Minecraft which uses gson 2.8.0
+    implementation 'com.google.code.gson:gson:2.8.0'
+    implementation("org.projectlombok:lombok:1.18.6")
+    compileOnly("org.projectlombok:lombok:1.18.6")
+    testCompileOnly("org.projectlombok:lombok:1.18.6")
+    annotationProcessor("org.projectlombok:lombok:1.18.6")
+    testAnnotationProcessor("org.projectlombok:lombok:1.18.6")
+    implementation 'net.kyori:text-adapter-bukkit:3.0.2'
+    implementation 'com.github.Sauilitired:Jenkins4J:2.0-SNAPSHOT'
+    implementation 'com.squareup.okhttp3:okhttp:3.14.0'
+    implementation 'com.squareup.okio:okio:2.2.2'
+    implementation 'org.jetbrains.kotlin:kotlin-stdlib:1.3.30'
 }
+
 sourceCompatibility = 1.8
 targetCompatibility = 1.8
 
@@ -21,34 +33,34 @@ processResources {
     }
 }
 
-jar.archiveName = "Plotsquared-Api-${project.parent.version}.jar"
-jar.destinationDir = file '../mvn/com/github/intellectualsites/plotsquared/Plotsquared-Api/' + project.parent.version
+jar.setArchiveName("PlotSquared-API-${project.parent.version}.jar")
+jar.destinationDir = file '../mvn/com/github/intellectualsites/plotsquared/PlotSquared-API/' + project.parent.version
 task createPom {
     doLast {
         pom {
             project {
                 groupId 'com.github.intellectualsites.plotsquared'
-                artifactId 'Plotsquared'
+                artifactId 'PlotSquared-API'
                 version project.parent.version
             }
-        }.writeTo("../mvn/com/github/intellectualsites/plotsquared/Plotsquared-Api/${project.parent.version}/Plotsquared-Api-${project.parent.version}.pom")
+        }.writeTo("../mvn/com/github/intellectualsites/plotsquared/PlotSquared-API/${project.parent.version}/PlotSquared-API-${project.parent.version}.pom")
         pom {
             project {
                 groupId 'com.github.intellectualsites.plotsquared'
-                artifactId 'Plotsquared'
+                artifactId 'PlotSquared-API'
                 version 'latest'
             }
-        }.writeTo("../mvn/com/github/intellectualsites/plotsquared/Plotsquared-Api/latest/Plotsquared-Api-latest.pom")
+        }.writeTo("../mvn/com/github/intellectualsites/plotsquared/PlotSquared-API/latest/PlotSquared-API-latest.pom")
     }
 }
 
 task copyFiles {
     doLast {
         copy {
-            from "../mvn/com/github/intellectualsites/plotsquared/Plotsquared-Api/${project.parent.version}/"
-            into '../mvn/com/github/intellectualsites/plotsquared/Plotsquared-Api/latest/'
+            from "../mvn/com/github/intellectualsites/plotsquared/PlotSquared-API/${project.parent.version}/"
+            into '../mvn/com/github/intellectualsites/plotsquared/PlotSquared-API/latest/'
             include('*.jar')
-            rename("Plotsquared-Api-${project.parent.version}.jar", 'Plotsquared-Api-latest.jar')
+            rename("PlotSquared-API-${project.parent.version}.jar", 'PlotSquared-API-latest.jar')
         }
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/api/PlotAPI.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.api;
 
 import com.github.intellectualsites.plotsquared.configuration.file.YamlConfiguration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.flag.Flag;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -37,7 +37,7 @@ import java.util.UUID;
 @SuppressWarnings({"unused", "WeakerAccess"}) @NoArgsConstructor public class PlotAPI {
 
     /**
-     * Get all plots.
+     * Gets all plots.
      *
      * @return all plots
      * @see PlotSquared#getPlots()
@@ -47,7 +47,7 @@ import java.util.UUID;
     }
 
     /**
-     * Return all plots for a player.
+     * Gets all plots for a player.
      *
      * @param player Player, whose plots to search for
      * @return all plots that a player owns
@@ -57,7 +57,7 @@ import java.util.UUID;
     }
 
     /**
-     * Add a plot world.
+     * Adds a plot world.
      *
      * @param plotArea Plot World Object
      * @see PlotSquared#addPlotArea(PlotArea)
@@ -67,17 +67,17 @@ import java.util.UUID;
     }
 
     /**
-     * Returns the PlotSquared configurations file.
+     * Gets the configuration file for this plugin.
      *
-     * @return main configuration
-     * @see PlotSquared#config
+     * @return the configuration file for PlotSquared
+     * =
      */
     public YamlConfiguration getConfig() {
-        return PlotSquared.get().config;
+        return PlotSquared.get().getConfig();
     }
 
     /**
-     * Get the PlotSquared storage file.
+     * Gets the PlotSquared storage file.
      *
      * @return storage configuration
      * @see PlotSquared#storage
@@ -86,16 +86,6 @@ import java.util.UUID;
         return PlotSquared.get().storage;
     }
 
-    /**
-     * Get the main class for this plugin. Only use this if you really need it.
-     *
-     * @return PlotSquared PlotSquared Main Class
-     * @see PlotSquared
-     */
-    public PlotSquared getMain() {
-        return PlotSquared.get();
-    }
-
     /**
      * ChunkManager class contains several useful methods.
      * <ul>
@@ -114,7 +104,7 @@ import java.util.UUID;
     }
 
     /**
-     * Get the block/biome set queue
+     * Gets the block/biome set queue
      *
      * @return GlobalBlockQueue.IMP
      */
@@ -145,7 +135,7 @@ import java.util.UUID;
     }
 
     /**
-     * Get a list of PlotAreas in the world.
+     * Gets a list of PlotAreas in the world.
      *
      * @param world The world to check for plot areas
      * @return A set of PlotAreas
@@ -161,20 +151,20 @@ import java.util.UUID;
      * Send a message to the console. The message supports color codes.
      *
      * @param message the message
-     * @see MainUtil#sendConsoleMessage(C, String...)
+     * @see MainUtil#sendConsoleMessage(Captions, String...)
      */
     public void sendConsoleMessage(String message) {
         PlotSquared.log(message);
     }
 
     /**
-     * Send a message to the console.
+     * Sends a message to the console.
      *
      * @param caption the message
      * @see #sendConsoleMessage(String)
-     * @see C
+     * @see Captions
      */
-    public void sendConsoleMessage(C caption) {
+    public void sendConsoleMessage(Captions caption) {
         sendConsoleMessage(caption.s());
     }
 
@@ -198,7 +188,7 @@ import java.util.UUID;
     }
 
     /**
-     * Get the PlotPlayer for a UUID.
+     * Gets the PlotPlayer for a UUID.
      *
      * <p><i>Please note that PlotSquared can be configured to provide
      * different UUIDs than bukkit</i>
@@ -212,7 +202,7 @@ import java.util.UUID;
     }
 
     /**
-     * Get the PlotPlayer for a username.
+     * Gets the PlotPlayer for a username.
      *
      * @param player the player to wrap
      * @return a {@code PlotPlayer}

Core/src/main/java/com/github/intellectualsites/plotsquared/commands/Command.java

@@ -5,12 +5,16 @@ import com.github.intellectualsites.plotsquared.plot.PlotSquared;
 import com.github.intellectualsites.plotsquared.plot.commands.CommandCategory;
 import com.github.intellectualsites.plotsquared.plot.commands.MainCommand;
 import com.github.intellectualsites.plotsquared.plot.commands.RequiredType;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.PlotMessage;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.object.RunnableVal2;
 import com.github.intellectualsites.plotsquared.plot.object.RunnableVal3;
-import com.github.intellectualsites.plotsquared.plot.util.*;
+import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
+import com.github.intellectualsites.plotsquared.plot.util.MathMan;
+import com.github.intellectualsites.plotsquared.plot.util.Permissions;
+import com.github.intellectualsites.plotsquared.plot.util.StringComparison;
+import com.github.intellectualsites.plotsquared.plot.util.StringMan;
 
 import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
@@ -102,7 +106,7 @@ public abstract class Command {
         return this.id;
     }
 
-    public List<Command> getCommands(PlotPlayer player) {
+    public List<Command> getCommands(CommandCaller player) {
         List<Command> commands = new ArrayList<>();
         for (Command cmd : this.allCommands) {
             if (cmd.canExecute(player, false)) {
@@ -112,15 +116,10 @@ public abstract class Command {
         return commands;
     }
 
-    public List<Command> getCommands(CommandCategory cat, PlotPlayer player) {
+    public List<Command> getCommands(CommandCategory category, CommandCaller player) {
         List<Command> commands = getCommands(player);
-        if (cat != null) {
-            Iterator<Command> iterator = commands.iterator();
-            while (iterator.hasNext()) {
-                if (iterator.next().category != cat) {
-                    iterator.remove();
-                }
-            }
+        if (category != null) {
+            commands.removeIf(command -> command.category != category);
         }
         return commands;
     }
@@ -129,7 +128,7 @@ public abstract class Command {
         return this.allCommands;
     }
 
-    public boolean hasConfirmation(PlotPlayer player) {
+    public boolean hasConfirmation(CommandCaller player) {
         return this.confirmation && !player.hasPermission(getPermission() + ".confirm.bypass");
     }
 
@@ -158,10 +157,10 @@ public abstract class Command {
         this.perm = declaration.permission();
         this.required = declaration.requiredType();
         this.category = declaration.category();
-        HashMap<String, Object> options = new HashMap<>();
         List<String> aliasOptions = new ArrayList<>();
         aliasOptions.add(this.id);
         aliasOptions.addAll(Arrays.asList(declaration.aliases()));
+        HashMap<String, Object> options = new HashMap<>();
         options.put("aliases", aliasOptions);
         options.put("description", declaration.description());
         options.put("usage", declaration.usage());
@@ -245,18 +244,19 @@ public abstract class Command {
         if (page < totalPages && page > 0) { // Back | Next
             new PlotMessage().text("<-").color("$1").command(baseCommand + " " + page).text(" | ")
                 .color("$3").text("->").color("$1").command(baseCommand + " " + (page + 2))
-                .text(C.CLICKABLE.s()).color("$2").send(player);
+                .text(Captions.CLICKABLE.s()).color("$2").send(player);
             return;
         }
         if (page == 0 && totalPages != 0) { // Next
             new PlotMessage().text("<-").color("$3").text(" | ").color("$3").text("->").color("$1")
-                .command(baseCommand + " " + (0 + 2)).text(C.CLICKABLE.s()).color("$2")
+                .command(baseCommand + " " + (0 + 2)).text(Captions.CLICKABLE.s()).color("$2")
                 .send(player);
             return;
         }
         if (page == totalPages && totalPages != 0) { // Back
             new PlotMessage().text("<-").color("$1").command(baseCommand + " " + page).text(" | ")
-                .color("$3").text("->").color("$3").text(C.CLICKABLE.s()).color("$2").send(player);
+                .color("$3").text("->").color("$3").text(Captions.CLICKABLE.s()).color("$2")
+                .send(player);
         }
     }
 
@@ -274,7 +274,7 @@ public abstract class Command {
             if (this.parent == null) {
                 MainCommand.getInstance().help.displayHelp(player, null, 0);
             } else {
-                C.COMMAND_SYNTAX.send(player, getUsage());
+                Captions.COMMAND_SYNTAX.send(player, getUsage());
             }
             return CompletableFuture.completedFuture(false);
         }
@@ -286,7 +286,7 @@ public abstract class Command {
         Command cmd = getCommand(args[0]);
         if (cmd == null) {
             if (this.parent != null) {
-                C.COMMAND_SYNTAX.send(player, getUsage());
+                Captions.COMMAND_SYNTAX.send(player, getUsage());
                 return CompletableFuture.completedFuture(false);
             }
             // Help command
@@ -301,11 +301,11 @@ public abstract class Command {
             } catch (IllegalArgumentException ignored) {
             }
             // Command recommendation
-            MainUtil.sendMessage(player, C.NOT_VALID_SUBCOMMAND);
+            MainUtil.sendMessage(player, Captions.NOT_VALID_SUBCOMMAND);
             List<Command> commands = getCommands(player);
             if (commands.isEmpty()) {
-                MainUtil
-                    .sendMessage(player, C.DID_YOU_MEAN, MainCommand.getInstance().help.getUsage());
+                MainUtil.sendMessage(player, Captions.DID_YOU_MEAN,
+                    MainCommand.getInstance().help.getUsage());
                 return CompletableFuture.completedFuture(false);
             }
             HashSet<String> setArgs = new HashSet<>(args.length);
@@ -323,7 +323,7 @@ public abstract class Command {
             if (cmd == null) {
                 cmd = new StringComparison<>(args[0], this.allCommands).getMatchObject();
             }
-            MainUtil.sendMessage(player, C.DID_YOU_MEAN, cmd.getUsage());
+            MainUtil.sendMessage(player, Captions.DID_YOU_MEAN, cmd.getUsage());
             return CompletableFuture.completedFuture(false);
         }
         String[] newArgs = Arrays.copyOfRange(args, 1, args.length);
@@ -338,7 +338,7 @@ public abstract class Command {
         return CompletableFuture.completedFuture(true);
     }
 
-    public boolean checkArgs(PlotPlayer player, String[] args) {
+    public boolean checkArgs(CommandCaller player, String[] args) {
         Argument<?>[] reqArgs = getRequiredArguments();
         if (reqArgs != null && reqArgs.length > 0) {
             boolean failed = args.length < reqArgs.length;
@@ -355,7 +355,7 @@ public abstract class Command {
                 failed = failed || reqArgs[i].parse(args[i]) == null;
             }
             if (failed) {
-                C.COMMAND_SYNTAX.send(player, StringMan.join(fullSplit, " "));
+                Captions.COMMAND_SYNTAX.send(player, StringMan.join(fullSplit, " "));
                 return false;
             }
         }
@@ -363,14 +363,10 @@ public abstract class Command {
     }
 
     public int getMatch(String[] args, Command cmd) {
-        int count = 0;
         String perm = cmd.getPermission();
         HashSet<String> desc = new HashSet<>();
-        for (String alias : cmd.getAliases()) {
-            if (alias.startsWith(args[0])) {
-                count += 5;
-            }
-        }
+        int count = cmd.getAliases().stream().filter(alias -> alias.startsWith(args[0]))
+            .mapToInt(alias -> 5).sum();
         Collections.addAll(desc, cmd.getDescription().split(" "));
         for (String arg : args) {
             if (perm.startsWith(arg)) {
@@ -435,18 +431,19 @@ public abstract class Command {
         return null;
     }
 
-    public boolean canExecute(PlotPlayer player, boolean message) {
+    public boolean canExecute(CommandCaller player, boolean message) {
         if (player == null) {
             return true;
         }
         if (!this.required.allows(player)) {
             if (message) {
-                MainUtil.sendMessage(player,
-                    this.required == RequiredType.PLAYER ? C.IS_CONSOLE : C.NOT_CONSOLE);
+                MainUtil.sendMessage(player, this.required == RequiredType.PLAYER ?
+                    Captions.IS_CONSOLE :
+                    Captions.NOT_CONSOLE);
             }
         } else if (!Permissions.hasPermission(player, getPermission())) {
             if (message) {
-                C.NO_PERMISSION.send(player, getPermission());
+                Captions.NO_PERMISSION.send(player, getPermission());
             }
         } else {
             return true;
@@ -460,7 +457,6 @@ public abstract class Command {
     }
 
     public String getCommandString() {
-        String base;
         if (this.parent == null) {
             return "/" + toString();
         } else {
@@ -563,13 +559,13 @@ public abstract class Command {
         return this.getFullId().hashCode();
     }
 
-    public void checkTrue(boolean mustBeTrue, C message, Object... args) {
+    public void checkTrue(boolean mustBeTrue, Captions message, Object... args) {
         if (!mustBeTrue) {
             throw new CommandException(message, args);
         }
     }
 
-    public <T extends Object> T check(T object, C message, Object... args) {
+    public <T extends Object> T check(T object, Captions message, Object... args) {
         if (object == null) {
             throw new CommandException(message, args);
         }
@@ -583,14 +579,14 @@ public abstract class Command {
 
     public static class CommandException extends RuntimeException {
         private final Object[] args;
-        private final C message;
+        private final Captions message;
 
-        public CommandException(C message, Object... args) {
+        public CommandException(Captions message, Object... args) {
             this.message = message;
             this.args = args;
         }
 
-        public void perform(PlotPlayer player) {
+        public void perform(CommandCaller player) {
             if (player != null && message != null) {
                 message.send(player, args);
             }

Core/src/main/java/com/github/intellectualsites/plotsquared/configuration/file/FileConfiguration.java

@@ -6,6 +6,7 @@ import com.github.intellectualsites.plotsquared.configuration.MemoryConfiguratio
 
 import java.io.*;
 import java.nio.charset.StandardCharsets;
+import java.util.stream.Collectors;
 
 /**
  * This is a base class for all File based implementations of {@link
@@ -14,13 +15,13 @@ import java.nio.charset.StandardCharsets;
 public abstract class FileConfiguration extends MemoryConfiguration {
 
     /**
-     * Creates an empty {@link FileConfiguration} with no default values.
+     * Creates an empty FileConfiguration with no default values.
      */
     FileConfiguration() {
     }
 
     /**
-     * Creates an empty {@link FileConfiguration} using the specified {@link
+     * Creates an empty FileConfiguration using the specified {@link
      * Configuration} as a source for all default values.
      *
      * @param defaults Default value provider
@@ -30,7 +31,7 @@ public abstract class FileConfiguration extends MemoryConfiguration {
     }
 
     /**
-     * Saves this {@link FileConfiguration} to the specified location.
+     * Saves this FileConfiguration to the specified location.
      *
      * <p>If the file does not exist, it will be created. If already exists, it
      * will be overwritten. If it cannot be overwritten or created, an
@@ -58,14 +59,14 @@ public abstract class FileConfiguration extends MemoryConfiguration {
     }
 
     /**
-     * Saves this {@link FileConfiguration} to a string, and returns it.
+     * Saves this FileConfiguration to a string, and returns it.
      *
      * @return String containing this configuration.
      */
     public abstract String saveToString();
 
     /**
-     * Loads this {@link FileConfiguration} from the specified location.
+     * Loads this FileConfiguration from the specified location.
      *
      * <p>All the values contained within this configuration will be removed,
      * leaving only settings and defaults, and the new values will be loaded
@@ -84,13 +85,13 @@ public abstract class FileConfiguration extends MemoryConfiguration {
      */
     public void load(File file) throws IOException, InvalidConfigurationException {
 
-        FileInputStream stream = new FileInputStream(file);
-
+        try (FileInputStream stream = new FileInputStream(file)) {
             load(new InputStreamReader(stream, StandardCharsets.UTF_8));
         }
+    }
 
     /**
-     * Loads this {@link FileConfiguration} from the specified reader.
+     * Loads this FileConfiguration from the specified reader.
      *
      * <p>All the values contained within this configuration will be removed,
      * leaving only settings and defaults, and the new values will be loaded
@@ -103,24 +104,20 @@ public abstract class FileConfiguration extends MemoryConfiguration {
      */
     public void load(Reader reader) throws IOException, InvalidConfigurationException {
 
-        StringBuilder builder = new StringBuilder();
+        String builder;
 
         try (BufferedReader input = reader instanceof BufferedReader ?
             (BufferedReader) reader :
             new BufferedReader(reader)) {
-            String line;
 
-            while ((line = input.readLine()) != null) {
-                builder.append(line);
-                builder.append('\n');
-            }
+            builder = input.lines().map(line -> line + '\n').collect(Collectors.joining());
         }
 
-        loadFromString(builder.toString());
+        loadFromString(builder);
     }
 
     /**
-     * Loads this {@link FileConfiguration} from the specified string, as
+     * Loads this FileConfiguration from the specified string, as
      * opposed to from file.
      *
      * <p>All the values contained within this configuration will be removed,
@@ -136,7 +133,7 @@ public abstract class FileConfiguration extends MemoryConfiguration {
     public abstract void loadFromString(String contents) throws InvalidConfigurationException;
 
     /**
-     * Compiles the header for this {@link FileConfiguration} and returns the
+     * Compiles the header for this FileConfiguration and returns the
      * result.
      *
      * <p>This will use the header from {@link #options()} -> {@link

Core/src/main/java/com/github/intellectualsites/plotsquared/configuration/serialization/ConfigurationSerialization.java

@@ -212,10 +212,15 @@ public class ConfigurationSerialization {
                 return result;
             }
         } catch (IllegalAccessException | InvocationTargetException | IllegalArgumentException ex) {
+            if (ex instanceof InvocationTargetException) {
                 Logger.getLogger(ConfigurationSerialization.class.getName()).log(Level.SEVERE,
                     "Could not call method '" + method.toString() + "' of " + this.clazz
-                    + " for deserialization",
-                ex instanceof InvocationTargetException ? ex.getCause() : ex);
+                        + " for deserialization", ex.getCause());
+            } else {
+                Logger.getLogger(ConfigurationSerialization.class.getName()).log(Level.SEVERE,
+                    "Could not call method '" + method.toString() + "' of " + this.clazz
+                        + " for deserialization", ex);
+            }
         }
 
         return null;
@@ -226,10 +231,15 @@ public class ConfigurationSerialization {
         try {
             return ctor.newInstance(args);
         } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException | InstantiationException ex) {
+            if (ex instanceof InvocationTargetException) {
                 Logger.getLogger(ConfigurationSerialization.class.getName()).log(Level.SEVERE,
                     "Could not call constructor '" + ctor.toString() + "' of " + this.clazz
-                    + " for deserialization",
-                ex instanceof InvocationTargetException ? ex.getCause() : ex);
+                        + " for deserialization", ex.getCause());
+            } else {
+                Logger.getLogger(ConfigurationSerialization.class.getName()).log(Level.SEVERE,
+                    "Could not call constructor '" + ctor.toString() + "' of " + this.clazz
+                        + " for deserialization", ex);
+            }
         }
 
         return null;

Core/src/main/java/com/github/intellectualsites/plotsquared/json/JSONObject.java

@@ -9,6 +9,7 @@ import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 import java.util.*;
 import java.util.Map.Entry;
+import java.util.stream.IntStream;
 
 /**
  * A JSONObject is an unordered collection of name/value pairs. Its external form is a string wrapped in curly braces
@@ -296,11 +297,7 @@ public class JSONObject {
         if (length == 0) {
             return null;
         }
-        String[] names = new String[length];
-        for (int i = 0; i < length; i += 1) {
-            names[i] = fields[i].getName();
-        }
-        return names;
+        return IntStream.range(0, length).mapToObj(i -> fields[i].getName()).toArray(String[]::new);
     }
 
     /**

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/IPlotMain.java

@@ -8,6 +8,7 @@ import com.github.intellectualsites.plotsquared.plot.object.BlockRegistry;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.util.*;
 import com.github.intellectualsites.plotsquared.plot.util.block.QueueProvider;
+import org.jetbrains.annotations.NotNull;
 
 import java.io.File;
 import java.util.List;
@@ -15,28 +16,28 @@ import java.util.List;
 public interface IPlotMain extends ILogger {
 
     /**
-     * Log a message to console.
+     * Logs a message to console.
      *
-     * @param message The message to log
+     * @param message the message to log
      */
     void log(String message);
 
     /**
-     * Get the `PlotSquared` directory.
+     * Gets the directory which contains PlotSquared files. The directory may not exist.
      *
-     * @return The plugin directory
+     * @return the PlotSquared directory
      */
     File getDirectory();
 
     /**
-     * Get the directory containing all the worlds.
+     * Gets the folder where all world data is stored.
      *
-     * @return The directory containing the worlds
+     * @return the world folder
      */
     File getWorldContainer();
 
     /**
-     * Wrap a player into a PlotPlayer object.
+     * Wraps a player into a PlotPlayer object.
      *
      * @param player The player to convert to a PlotPlayer
      * @return A PlotPlayer
@@ -44,70 +45,56 @@ public interface IPlotMain extends ILogger {
     PlotPlayer wrapPlayer(Object player);
 
     /**
-     * Disable the implementation.
-     *
-     * <ul>
-     * <li>If a full disable isn't feasibly, just disable what it can.
-     * </ul>
-     */
-    void disable();
-
-    /**
-     * Completely shut down the plugin
+     * Completely shuts down the plugin.
      */
     void shutdown();
 
     /**
-     * Get the version of the PlotSquared being used.
+     * Gets the version of the PlotSquared being used.
      *
      * @return the plugin version
      */
     int[] getPluginVersion();
 
     /**
-     * Get the version of the PlotSquared being used as a string.
+     * Gets the version of the PlotSquared being used as a string.
      *
      * @return the plugin version as a string
      */
     String getPluginVersionString();
 
-    /**
-     * Usually PlotSquared
-     *
-     * @return
-     */
     String getPluginName();
 
     /**
-     * Get the version of Minecraft that is running.
+     * Gets the version of Minecraft that is running.
      *
      * @return
      */
     int[] getServerVersion();
 
     /**
-     * Get the server implementation name and version
+     * Gets the server implementation name and version
      */
     String getServerImplementation();
 
     /**
-     * Get the NMS package prefix.
+     * Gets the NMS package prefix.
      *
      * @return The NMS package prefix
      */
     String getNMSPackage();
 
     /**
-     * Get the schematic handler.
+     * Gets the schematic handler.
      *
      * @return The {@link SchematicHandler}
      */
     SchematicHandler initSchematicHandler();
 
     /**
-     * Get the Chat Manager.
+     * Starts the {@link ChatManager}.
      *
-     * @return The {@link ChatManager}
+     * @return the ChatManager
      */
     ChatManager initChatManager();
 
@@ -124,7 +111,7 @@ public interface IPlotMain extends ILogger {
     void runEntityTask();
 
     /**
-     * Register the implementation specific commands.
+     * Registerss the implementation specific commands.
      */
     void registerCommands();
 
@@ -133,11 +120,6 @@ public interface IPlotMain extends ILogger {
      */
     void registerPlayerEvents();
 
-    /**
-     * Register inventory related events.
-     */
-    void registerInventoryEvents();
-
     /**
      * Register plot plus related events.
      */
@@ -149,54 +131,54 @@ public interface IPlotMain extends ILogger {
     void registerForceFieldEvents();
 
     /**
-     * Register the WorldEdit hook.
+     * Registers the WorldEdit hook.
      */
     boolean initWorldEdit();
 
     /**
-     * Get the economy provider.
+     * Gets the economy provider.
      *
      * @return
      */
     EconHandler getEconomyHandler();
 
     /**
-     * Get the {@link QueueProvider} class.
+     * Gets the {@link QueueProvider} class.
      *
      * @return
      */
     QueueProvider initBlockQueue();
 
     /**
-     * Get the {@link WorldUtil} class.
+     * Gets the {@link WorldUtil} class.
      *
      * @return
      */
     WorldUtil initWorldUtil();
 
     /**
-     * Get the EventUtil class.
+     * Gets the EventUtil class.
      *
      * @return
      */
     EventUtil initEventUtil();
 
     /**
-     * Get the chunk manager.
+     * Gets the chunk manager.
      *
      * @return
      */
     ChunkManager initChunkManager();
 
     /**
-     * Get the {@link SetupUtils} class.
+     * Gets the {@link SetupUtils} class.
      *
      * @return
      */
     SetupUtils initSetupUtils();
 
     /**
-     * Get {@link HybridUtils} class.
+     * Gets {@link HybridUtils} class.
      *
      * @return
      */
@@ -215,7 +197,7 @@ public interface IPlotMain extends ILogger {
     void setGenerator(String world);
 
     /**
-     * Get the {@link UUIDHandlerImplementation} which will cache and
+     * Gets the {@link UUIDHandlerImplementation} which will cache and
      * provide UUIDs.
      *
      * @return
@@ -223,7 +205,7 @@ public interface IPlotMain extends ILogger {
     UUIDHandlerImplementation initUUIDHandler();
 
     /**
-     * Get the {@link InventoryUtil} class (used for implementation specific
+     * Gets the {@link InventoryUtil} class (used for implementation specific
      * inventory guis).
      *
      * @return
@@ -231,14 +213,14 @@ public interface IPlotMain extends ILogger {
     InventoryUtil initInventoryUtil();
 
     /**
-     * Unregister a PlotPlayer from cache e.g. if they have logged off.
+     * Unregisters a {@link PlotPlayer} from cache e.g. if they have logged off.
      *
      * @param player
      */
     void unregister(PlotPlayer player);
 
     /**
-     * Get the generator wrapper for a world (world) and generator (name).
+     * Gets the generator wrapper for a world (world) and generator (name).
      *
      * @param world
      * @param name
@@ -265,14 +247,7 @@ public interface IPlotMain extends ILogger {
      *
      * @return Default implementation generator
      */
-    IndependentPlotGenerator getDefaultGenerator();
-
-    /**
-     * Get the class that will manage player titles.
-     *
-     * @return
-     */
-    AbstractTitle initTitleManager();
+    @NotNull IndependentPlotGenerator getDefaultGenerator();
 
     List<String> getPluginIds();
 

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/Platform.java

@@ -1,6 +1,6 @@
 package com.github.intellectualsites.plotsquared.plot;
 
 public enum Platform {
-    Bukkit, Sponge, Spigot, Cauldron
+    Bukkit, Sponge, Spigot, Paper
 
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/PlotVersion.java

@@ -32,10 +32,9 @@ public class PlotVersion {
 
     @Override public String toString() {
         if (hash == 0 && build == 0) {
-            return "PlotSquared-" + year + "." + month + "." + day + "-SNAPSHOT";
+            return "PlotSquared-NoVer-SNAPSHOT";
         } else {
-            return "PlotSquared-" + year + "." + month + "." + day + "-" + Integer.toHexString(hash)
-                + "-" + build;
+            return "PlotSquared-4." + build;
         }
     }
 

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Add.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.Command;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
@@ -20,7 +20,7 @@ import java.util.concurrent.CompletableFuture;
 @CommandDeclaration(command = "add",
     description = "Allow a user to build in a plot while you are online",
     usage = "/plot add <player>", category = CommandCategory.SETTINGS, permission = "plots.add",
-    requiredType = RequiredType.NONE) public class Add extends Command {
+    requiredType = RequiredType.PLAYER) public class Add extends Command {
 
     public Add() {
         super(MainCommand.getInstance(), true);
@@ -29,39 +29,41 @@ import java.util.concurrent.CompletableFuture;
     @Override public CompletableFuture<Boolean> execute(final PlotPlayer player, String[] args,
         RunnableVal3<Command, Runnable, Runnable> confirm,
         RunnableVal2<Command, CommandResult> whenDone) throws CommandException {
-        final Plot plot = check(player.getCurrentPlot(), C.NOT_IN_PLOT);
-        checkTrue(plot.hasOwner(), C.PLOT_UNOWNED);
+        final Plot plot = check(player.getCurrentPlot(), Captions.NOT_IN_PLOT);
+        checkTrue(plot.hasOwner(), Captions.PLOT_UNOWNED);
         checkTrue(plot.isOwner(player.getUUID()) || Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_TRUST), C.NO_PLOT_PERMS);
-        checkTrue(args.length == 1, C.COMMAND_SYNTAX, getUsage());
+                .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_TRUST),
+            Captions.NO_PLOT_PERMS);
+        checkTrue(args.length == 1, Captions.COMMAND_SYNTAX, getUsage());
         final Set<UUID> uuids = MainUtil.getUUIDsFromString(args[0]);
-        checkTrue(!uuids.isEmpty(), C.INVALID_PLAYER, args[0]);
-        Iterator<UUID> iter = uuids.iterator();
+        checkTrue(!uuids.isEmpty(), Captions.INVALID_PLAYER, args[0]);
+        Iterator<UUID> iterator = uuids.iterator();
         int size = plot.getTrusted().size() + plot.getMembers().size();
-        while (iter.hasNext()) {
-            UUID uuid = iter.next();
+        while (iterator.hasNext()) {
+            UUID uuid = iterator.next();
             if (uuid == DBFunc.EVERYONE && !(
-                Permissions.hasPermission(player, C.PERMISSION_TRUST_EVERYONE) || Permissions
-                    .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_TRUST))) {
-                MainUtil.sendMessage(player, C.INVALID_PLAYER, MainUtil.getName(uuid));
-                iter.remove();
+                Permissions.hasPermission(player, Captions.PERMISSION_TRUST_EVERYONE) || Permissions
+                    .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_TRUST))) {
+                MainUtil.sendMessage(player, Captions.INVALID_PLAYER, MainUtil.getName(uuid));
+                iterator.remove();
                 continue;
             }
             if (plot.isOwner(uuid)) {
-                MainUtil.sendMessage(player, C.ALREADY_OWNER, MainUtil.getName(uuid));
-                iter.remove();
+                MainUtil.sendMessage(player, Captions.ALREADY_OWNER, MainUtil.getName(uuid));
+                iterator.remove();
                 continue;
             }
             if (plot.getMembers().contains(uuid)) {
-                MainUtil.sendMessage(player, C.ALREADY_ADDED, MainUtil.getName(uuid));
-                iter.remove();
+                MainUtil.sendMessage(player, Captions.ALREADY_ADDED, MainUtil.getName(uuid));
+                iterator.remove();
                 continue;
             }
             size += plot.getTrusted().contains(uuid) ? 0 : 1;
         }
         checkTrue(!uuids.isEmpty(), null);
         checkTrue(size <= plot.getArea().MAX_PLOT_MEMBERS || Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_TRUST), C.PLOT_MAX_MEMBERS);
+                .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_TRUST),
+            Captions.PLOT_MAX_MEMBERS);
         // Success
         confirm.run(this, () -> {
             for (UUID uuid : uuids) {
@@ -74,7 +76,7 @@ import java.util.concurrent.CompletableFuture;
                 }
                 plot.addMember(uuid);
                 EventUtil.manager.callMember(player, plot, uuid, true);
-                MainUtil.sendMessage(player, C.MEMBER_ADDED);
+                MainUtil.sendMessage(player, Captions.MEMBER_ADDED);
             }
         }, null);
 

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Alias.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
@@ -15,29 +15,29 @@ import com.github.intellectualsites.plotsquared.plot.util.UUIDHandler;
 @CommandDeclaration(command = "setalias", permission = "plots.alias",
     description = "Set the plot name", usage = "/plot alias <set|remove> <alias>",
     aliases = {"alias", "sa", "name", "rename", "setname", "seta", "nameplot"},
-    category = CommandCategory.SETTINGS, requiredType = RequiredType.NONE) public class Alias
+    category = CommandCategory.SETTINGS, requiredType = RequiredType.PLAYER) public class Alias
     extends SubCommand {
 
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
 
         if (args.length == 0) {
-            C.COMMAND_SYNTAX.send(player, "/plot alias <set|remove> <value>");
+            Captions.COMMAND_SYNTAX.send(player, "/plot alias <set|remove> <value>");
             return false;
         }
 
         Location loc = player.getLocation();
         Plot plot = loc.getPlotAbs();
         if (plot == null) {
-            return !sendMessage(player, C.NOT_IN_PLOT);
+            return !sendMessage(player, Captions.NOT_IN_PLOT);
         }
 
         if (!plot.hasOwner()) {
-            sendMessage(player, C.PLOT_NOT_CLAIMED);
+            sendMessage(player, Captions.PLOT_NOT_CLAIMED);
             return false;
         }
 
         if (!plot.isOwner(player.getUUID())) {
-            MainUtil.sendMessage(player, C.NO_PLOT_PERMS);
+            MainUtil.sendMessage(player, Captions.NO_PLOT_PERMS);
             return false;
         }
 
@@ -46,25 +46,25 @@ import com.github.intellectualsites.plotsquared.plot.util.UUIDHandler;
         switch (args[0].toLowerCase()) {
             case "set":
                 if (args.length != 2) {
-                    C.COMMAND_SYNTAX.send(player, "/plot alias <set> <value>");
+                    Captions.COMMAND_SYNTAX.send(player, "/plot alias <set> <value>");
                     return false;
                 }
 
-                if (canExecuteCommand(player, C.PERMISSION_ALIAS_SET, false) || canExecuteCommand(
-                    player, C.PERMISSION_ALIAS_SET_OBSOLETE, false)) {
+                if (canExecuteCommand(player, Captions.PERMISSION_ALIAS_SET, false)
+                    || canExecuteCommand(player, Captions.PERMISSION_ALIAS_SET_OBSOLETE, false)) {
                     result = setAlias(player, plot, args[1]);
                 } else {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION);
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION);
                 }
 
                 break;
             case "remove":
-                if (canExecuteCommand(player, C.PERMISSION_ALIAS_REMOVE, true)) {
+                if (canExecuteCommand(player, Captions.PERMISSION_ALIAS_REMOVE, true)) {
                     result = removeAlias(player, plot);
                 }
                 break;
             default:
-                C.COMMAND_SYNTAX.send(player, "/plot alias <set|remove> <alias>");
+                Captions.COMMAND_SYNTAX.send(player, "/plot alias <set|remove> <alias>");
                 result = false;
         }
 
@@ -74,47 +74,47 @@ import com.github.intellectualsites.plotsquared.plot.util.UUIDHandler;
 
     private boolean setAlias(PlotPlayer player, Plot plot, String alias) {
         if (alias.isEmpty()) {
-            C.COMMAND_SYNTAX.send(player, "/plot alias <set> <value>");
+            Captions.COMMAND_SYNTAX.send(player, "/plot alias <set> <value>");
             return false;
         }
         if (alias.length() >= 50) {
-            MainUtil.sendMessage(player, C.ALIAS_TOO_LONG);
+            MainUtil.sendMessage(player, Captions.ALIAS_TOO_LONG);
             return false;
         }
         if (alias.contains(" ")) {
-            C.NOT_VALID_VALUE.send(player);
+            Captions.NOT_VALID_VALUE.send(player);
             return false;
         }
         if (MathMan.isInteger(alias)) {
-            C.NOT_VALID_VALUE.send(player);
+            Captions.NOT_VALID_VALUE.send(player);
             return false;
         }
         for (Plot p : PlotSquared.get().getPlots(plot.getArea())) {
             if (p.getAlias().equalsIgnoreCase(alias)) {
-                MainUtil.sendMessage(player, C.ALIAS_IS_TAKEN);
+                MainUtil.sendMessage(player, Captions.ALIAS_IS_TAKEN);
                 return false;
             }
         }
         if (UUIDHandler.nameExists(new StringWrapper(alias)) || PlotSquared.get()
             .hasPlotArea(alias)) {
-            MainUtil.sendMessage(player, C.ALIAS_IS_TAKEN);
+            MainUtil.sendMessage(player, Captions.ALIAS_IS_TAKEN);
             return false;
         }
         plot.setAlias(alias);
-        MainUtil.sendMessage(player, C.ALIAS_SET_TO.s().replaceAll("%alias%", alias));
+        MainUtil.sendMessage(player, Captions.ALIAS_SET_TO.s().replaceAll("%alias%", alias));
         return true;
     }
 
     private boolean removeAlias(PlotPlayer player, Plot plot) {
         plot.setAlias(null);
-        MainUtil.sendMessage(player, C.ALIAS_REMOVED.s());
+        MainUtil.sendMessage(player, Captions.ALIAS_REMOVED.s());
         return true;
     }
 
-    private boolean canExecuteCommand(PlotPlayer player, C caption, boolean sendMessage) {
+    private boolean canExecuteCommand(PlotPlayer player, Captions caption, boolean sendMessage) {
         if (!Permissions.hasPermission(player, caption)) {
             if (sendMessage) {
-                MainUtil.sendMessage(player, C.NO_PERMISSION);
+                MainUtil.sendMessage(player, Captions.NO_PERMISSION);
             }
             return false;
         }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Area.java

@@ -3,7 +3,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.configuration.ConfigurationSection;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Configuration;
 import com.github.intellectualsites.plotsquared.plot.generator.AugmentedUtils;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridPlotWorld;
@@ -23,20 +23,20 @@ import java.util.Set;
 
     @Override public boolean onCommand(final PlotPlayer player, String[] args) {
         if (args.length == 0) {
-            C.COMMAND_SYNTAX.send(player, getUsage());
+            Captions.COMMAND_SYNTAX.send(player, getUsage());
             return false;
         }
         switch (args[0].toLowerCase()) {
             case "c":
             case "setup":
             case "create":
-                if (!Permissions.hasPermission(player, C.PERMISSION_AREA_CREATE)) {
-                    C.NO_PERMISSION.send(player, C.PERMISSION_AREA_CREATE);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_AREA_CREATE)) {
+                    Captions.NO_PERMISSION.send(player, Captions.PERMISSION_AREA_CREATE);
                     return false;
                 }
                 switch (args.length) {
                     case 1:
-                        C.COMMAND_SYNTAX
+                        Captions.COMMAND_SYNTAX
                             .send(player, "/plot area create [world[:id]] [<modifier>=<value>]...");
                         return false;
                     case 2:
@@ -44,13 +44,13 @@ import java.util.Set;
                             case "pos1": { // Set position 1
                                 HybridPlotWorld area = player.getMeta("area_create_area");
                                 if (area == null) {
-                                    C.COMMAND_SYNTAX.send(player,
+                                    Captions.COMMAND_SYNTAX.send(player,
                                         "/plot area create [world[:id]] [<modifier>=<value>]...");
                                     return false;
                                 }
                                 Location location = player.getLocation();
                                 player.setMeta("area_pos1", location);
-                                C.SET_ATTRIBUTE.send(player, "area_pos1",
+                                Captions.SET_ATTRIBUTE.send(player, "area_pos1",
                                     location.getX() + "," + location.getZ());
                                 MainUtil.sendMessage(player,
                                     "You will now set pos2: /plot area create pos2"
@@ -60,7 +60,7 @@ import java.util.Set;
                             case "pos2":  // Set position 2 and finish creation for type=2 (partial)
                                 final HybridPlotWorld area = player.getMeta("area_create_area");
                                 if (area == null) {
-                                    C.COMMAND_SYNTAX.send(player,
+                                    Captions.COMMAND_SYNTAX.send(player,
                                         "/plot area create [world[:id]] [<modifier>=<value>]...");
                                     return false;
                                 }
@@ -87,7 +87,7 @@ import java.util.Set;
                                 Set<PlotArea> areas =
                                     PlotSquared.get().getPlotAreas(area.worldname, region);
                                 if (!areas.isEmpty()) {
-                                    C.CLUSTER_INTERSECTION
+                                    Captions.CLUSTER_INTERSECTION
                                         .send(player, areas.iterator().next().toString());
                                     return false;
                                 }
@@ -104,8 +104,7 @@ import java.util.Set;
                                 final String path =
                                     "worlds." + area.worldname + ".areas." + area.id + '-'
                                         + object.min + '-' + object.max;
-                                Runnable run = new Runnable() {
-                                    @Override public void run() {
+                                Runnable run = () -> {
                                     if (offsetX != 0) {
                                         PlotSquared.get().worlds
                                             .set(path + ".road.offset.x", offsetX);
@@ -117,7 +116,7 @@ import java.util.Set;
                                     final String world = SetupUtils.manager.setupWorld(object);
                                     if (WorldUtil.IMP.isWorld(world)) {
                                         PlotSquared.get().loadWorld(world, null);
-                                            C.SETUP_FINISHED.send(player);
+                                        Captions.SETUP_FINISHED.send(player);
                                         player.teleport(WorldUtil.IMP.getSpawn(world));
                                         if (area.TERRAIN != 3) {
                                             ChunkManager.largeRegionTask(world, region,
@@ -134,7 +133,6 @@ import java.util.Set;
                                             "An error occurred while creating the world: "
                                                 + area.worldname);
                                     }
-                                    }
                                 };
                                 if (hasConfirmation(player)) {
                                     CmdConfirm.addPending(player,
@@ -145,7 +143,6 @@ import java.util.Set;
                                 return true;
                         }
                     default: // Start creation
-                        final SetupObject object = new SetupObject();
                         String[] split = args[1].split(":");
                         String id;
                         if (split.length == 2) {
@@ -153,12 +150,13 @@ import java.util.Set;
                         } else {
                             id = null;
                         }
+                        final SetupObject object = new SetupObject();
                         object.world = split[0];
                         final HybridPlotWorld pa = new HybridPlotWorld(object.world, id,
                             PlotSquared.get().IMP.getDefaultGenerator(), null, null);
                         PlotArea other = PlotSquared.get().getPlotArea(pa.worldname, id);
                         if (other != null && Objects.equals(pa.id, other.id)) {
-                            C.SETUP_WORLD_TAKEN.send(player, pa.toString());
+                            Captions.SETUP_WORLD_TAKEN.send(player, pa.toString());
                             return false;
                         }
                         Set<PlotArea> areas = PlotSquared.get().getPlotAreas(pa.worldname);
@@ -170,7 +168,7 @@ import java.util.Set;
                         for (int i = 2; i < args.length; i++) {
                             String[] pair = args[i].split("=");
                             if (pair.length != 2) {
-                                C.COMMAND_SYNTAX.send(player, getCommandString()
+                                Captions.COMMAND_SYNTAX.send(player, getCommandString()
                                     + " create [world[:id]] [<modifier>=<value>]...");
                                 return false;
                             }
@@ -218,18 +216,17 @@ import java.util.Set;
                                     object.type = pa.TYPE;
                                     break;
                                 default:
-                                    C.COMMAND_SYNTAX.send(player, getCommandString()
+                                    Captions.COMMAND_SYNTAX.send(player, getCommandString()
                                         + " create [world[:id]] [<modifier>=<value>]...");
                                     return false;
                             }
                         }
                         if (pa.TYPE != 2) {
                             if (WorldUtil.IMP.isWorld(pa.worldname)) {
-                                C.SETUP_WORLD_TAKEN.send(player, pa.worldname);
+                                Captions.SETUP_WORLD_TAKEN.send(player, pa.worldname);
                                 return false;
                             }
-                            Runnable run = new Runnable() {
-                                @Override public void run() {
+                            Runnable run = () -> {
                                 String path = "worlds." + pa.worldname;
                                 if (!PlotSquared.get().worlds.contains(path)) {
                                     PlotSquared.get().worlds.createSection(path);
@@ -242,7 +239,7 @@ import java.util.Set;
                                 object.setupGenerator = PlotSquared.imp().getPluginName();
                                 String world = SetupUtils.manager.setupWorld(object);
                                 if (WorldUtil.IMP.isWorld(world)) {
-                                        C.SETUP_FINISHED.send(player);
+                                    Captions.SETUP_FINISHED.send(player);
                                     player.teleport(WorldUtil.IMP.getSpawn(world));
                                 } else {
                                     MainUtil.sendMessage(player,
@@ -254,7 +251,6 @@ import java.util.Set;
                                 } catch (IOException e) {
                                     e.printStackTrace();
                                 }
-                                }
                             };
                             if (hasConfirmation(player)) {
                                 CmdConfirm.addPending(player,
@@ -265,7 +261,7 @@ import java.util.Set;
                             return true;
                         }
                         if (pa.id == null) {
-                            C.COMMAND_SYNTAX.send(player, getCommandString()
+                            Captions.COMMAND_SYNTAX.send(player, getCommandString()
                                 + " create [world[:id]] [<modifier>=<value>]...");
                             return false;
                         }
@@ -288,8 +284,8 @@ import java.util.Set;
                 return true;
             case "i":
             case "info": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_AREA_INFO)) {
-                    C.NO_PERMISSION.send(player, C.PERMISSION_AREA_INFO);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_AREA_INFO)) {
+                    Captions.NO_PERMISSION.send(player, Captions.PERMISSION_AREA_INFO);
                     return false;
                 }
                 PlotArea area;
@@ -301,14 +297,14 @@ import java.util.Set;
                         area = PlotSquared.get().getPlotAreaByString(args[1]);
                         break;
                     default:
-                        C.COMMAND_SYNTAX.send(player, getCommandString() + " info [area]");
+                        Captions.COMMAND_SYNTAX.send(player, getCommandString() + " info [area]");
                         return false;
                 }
                 if (area == null) {
                     if (args.length == 2) {
-                        C.NOT_VALID_PLOT_WORLD.send(player, args[1]);
+                        Captions.NOT_VALID_PLOT_WORLD.send(player, args[1]);
                     } else {
-                        C.NOT_IN_PLOT_WORLD.send(player);
+                        Captions.NOT_IN_PLOT_WORLD.send(player);
                     }
                     return false;
                 }
@@ -335,13 +331,14 @@ import java.util.Set;
                     + "\n$1Claimed: $2" + claimed + "\n$1Clusters: $2" + clusters + "\n$1Region: $2"
                     + region + "\n$1Generator: $2" + generator;
                 MainUtil.sendMessage(player,
-                    C.PLOT_INFO_HEADER.s() + '\n' + value + '\n' + C.PLOT_INFO_FOOTER.s(), false);
+                    Captions.PLOT_INFO_HEADER.s() + '\n' + value + '\n' + Captions.PLOT_INFO_FOOTER
+                        .s(), false);
                 return true;
             }
             case "l":
             case "list":
-                if (!Permissions.hasPermission(player, C.PERMISSION_AREA_LIST)) {
-                    C.NO_PERMISSION.send(player, C.PERMISSION_AREA_LIST);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_AREA_LIST)) {
+                    Captions.NO_PERMISSION.send(player, Captions.PERMISSION_AREA_LIST);
                     return false;
                 }
                 int page;
@@ -355,7 +352,7 @@ import java.util.Set;
                             break;
                         }
                     default:
-                        C.COMMAND_SYNTAX.send(player, getCommandString() + " list [#]");
+                        Captions.COMMAND_SYNTAX.send(player, getCommandString() + " list [#]");
                         return false;
                 }
                 ArrayList<PlotArea> areas = new ArrayList<>(PlotSquared.get().getPlotAreas());
@@ -397,19 +394,19 @@ import java.util.Set;
                                 .color("$1").text(" - ").color("$2")
                                 .text(area.TYPE + ":" + area.TERRAIN).color("$3");
                         }
-                    }, "/plot area list", C.AREA_LIST_HEADER_PAGED.s());
+                    }, "/plot area list", Captions.AREA_LIST_HEADER_PAGED.s());
                 return true;
             case "regen":
             case "clear":
             case "reset":
             case "regenerate": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_AREA_REGEN)) {
-                    C.NO_PERMISSION.send(player, C.PERMISSION_AREA_REGEN);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_AREA_REGEN)) {
+                    Captions.NO_PERMISSION.send(player, Captions.PERMISSION_AREA_REGEN);
                     return false;
                 }
                 final PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                     return false;
                 }
                 if (area.TYPE != 2) {
@@ -422,11 +419,7 @@ import java.util.Set;
                         @Override public void run(ChunkLoc value) {
                             AugmentedUtils.generate(area.worldname, value.x, value.z, null);
                         }
-                    }, new Runnable() {
-                        @Override public void run() {
-                            player.sendMessage("Regen complete");
-                        }
-                    });
+                    }, () -> player.sendMessage("Regen complete"));
                 return true;
             }
             case "goto":
@@ -434,17 +427,17 @@ import java.util.Set;
             case "teleport":
             case "visit":
             case "tp":
-                if (!Permissions.hasPermission(player, C.PERMISSION_AREA_TP)) {
-                    C.NO_PERMISSION.send(player, C.PERMISSION_AREA_TP);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_AREA_TP)) {
+                    Captions.NO_PERMISSION.send(player, Captions.PERMISSION_AREA_TP);
                     return false;
                 }
                 if (args.length != 2) {
-                    C.COMMAND_SYNTAX.send(player, "/plot visit [area]");
+                    Captions.COMMAND_SYNTAX.send(player, "/plot visit [area]");
                     return false;
                 }
                 PlotArea area = PlotSquared.get().getPlotAreaByString(args[1]);
                 if (area == null) {
-                    C.NOT_VALID_PLOT_WORLD.send(player, args[1]);
+                    Captions.NOT_VALID_PLOT_WORLD.send(player, args[1]);
                     return false;
                 }
                 Location center;
@@ -470,7 +463,7 @@ import java.util.Set;
                         + "\n$1Stop the server and delete it from these locations.");
                 return true;
         }
-        C.COMMAND_SYNTAX.send(player, getUsage());
+        Captions.COMMAND_SYNTAX.send(player, getUsage());
         return false;
     }
 

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Auto.java

@@ -2,11 +2,20 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
-import com.github.intellectualsites.plotsquared.plot.object.*;
-import com.github.intellectualsites.plotsquared.plot.util.*;
+import com.github.intellectualsites.plotsquared.plot.object.Expression;
+import com.github.intellectualsites.plotsquared.plot.object.Plot;
+import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
+import com.github.intellectualsites.plotsquared.plot.object.PlotId;
+import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
+import com.github.intellectualsites.plotsquared.plot.object.RunnableVal;
+import com.github.intellectualsites.plotsquared.plot.util.ByteArrayUtilities;
+import com.github.intellectualsites.plotsquared.plot.util.EconHandler;
+import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
+import com.github.intellectualsites.plotsquared.plot.util.Permissions;
+import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
 
 import javax.annotation.Nullable;
 import java.util.Set;
@@ -21,36 +30,41 @@ public class Auto extends SubCommand {
     }
 
     private static boolean checkAllowedPlots(PlotPlayer player, PlotArea plotarea,
-        @Nullable Integer allowed_plots, int size_x, int size_z) {
-        if (allowed_plots == null)
-            allowed_plots = player.getAllowedPlots();
-        int currentPlots =
-            Settings.Limit.GLOBAL ? player.getPlotCount() : player.getPlotCount(plotarea.worldname);
-        int diff = currentPlots - allowed_plots;
-        if (diff + size_x * size_z > 0) {
+        @Nullable Integer allowedPlots, int sizeX, int sizeZ) {
+        if (allowedPlots == null) {
+            allowedPlots = player.getAllowedPlots();
+        }
+        int currentPlots;
+        if (Settings.Limit.GLOBAL) {
+            currentPlots = player.getPlotCount();
+        } else {
+            currentPlots = player.getPlotCount(plotarea.worldname);
+        }
+        int diff = currentPlots - allowedPlots;
+        if (diff + sizeX * sizeZ > 0) {
             if (diff < 0) {
-                MainUtil.sendMessage(player, C.CANT_CLAIM_MORE_PLOTS_NUM, -diff + "");
+                MainUtil.sendMessage(player, Captions.CANT_CLAIM_MORE_PLOTS_NUM, -diff + "");
                 return false;
             } else if (player.hasPersistentMeta("grantedPlots")) {
                 int grantedPlots =
                     ByteArrayUtilities.bytesToInteger(player.getPersistentMeta("grantedPlots"));
-                if (grantedPlots - diff < size_x * size_z) {
+                if (grantedPlots - diff < sizeX * sizeZ) {
                     player.removePersistentMeta("grantedPlots");
-                    MainUtil.sendMessage(player, C.CANT_CLAIM_MORE_PLOTS);
+                    MainUtil.sendMessage(player, Captions.CANT_CLAIM_MORE_PLOTS);
                     return false;
                 } else {
-                    int left = grantedPlots - diff - size_x * size_z;
+                    int left = grantedPlots - diff - sizeX * sizeZ;
                     if (left == 0) {
                         player.removePersistentMeta("grantedPlots");
                     } else {
                         player.setPersistentMeta("grantedPlots",
                             ByteArrayUtilities.integerToBytes(left));
                     }
-                    MainUtil.sendMessage(player, C.REMOVED_GRANTED_PLOT, "" + left,
+                    MainUtil.sendMessage(player, Captions.REMOVED_GRANTED_PLOT, "" + left,
                         "" + (grantedPlots - left));
                 }
             } else {
-                MainUtil.sendMessage(player, C.CANT_CLAIM_MORE_PLOTS);
+                MainUtil.sendMessage(player, Captions.CANT_CLAIM_MORE_PLOTS);
                 return false;
             }
         }
@@ -63,15 +77,15 @@ public class Auto extends SubCommand {
      * @param player
      * @param area
      * @param start
-     * @param schem
+     * @param schematic
      */
     public static void homeOrAuto(final PlotPlayer player, final PlotArea area, PlotId start,
-        final String schem) {
+        final String schematic) {
         Set<Plot> plots = player.getPlots();
         if (!plots.isEmpty()) {
             plots.iterator().next().teleportPlayer(player);
         } else {
-            autoClaimSafe(player, area, start, schem);
+            autoClaimSafe(player, area, start, schematic);
         }
     }
 
@@ -81,11 +95,11 @@ public class Auto extends SubCommand {
      * @param player
      * @param area
      * @param start
-     * @param schem
+     * @param schematic
      */
     public static void autoClaimSafe(final PlotPlayer player, final PlotArea area, PlotId start,
-        final String schem) {
-        autoClaimSafe(player, area, start, schem, null);
+        final String schematic) {
+        autoClaimSafe(player, area, start, schematic, null);
     }
 
     /**
@@ -94,10 +108,10 @@ public class Auto extends SubCommand {
      * @param player
      * @param area
      * @param start
-     * @param schem
+     * @param schematic
      */
     public static void autoClaimSafe(final PlotPlayer player, final PlotArea area, PlotId start,
-        final String schem, @Nullable final Integer allowed_plots) {
+        final String schematic, @Nullable final Integer allowedPlots) {
         player.setMeta(Auto.class.getName(), true);
         autoClaimFromDatabase(player, area, start, new RunnableVal<Plot>() {
             @Override public void run(final Plot plot) {
@@ -105,9 +119,9 @@ public class Auto extends SubCommand {
                     @Override public void run(Object ignore) {
                         player.deleteMeta(Auto.class.getName());
                         if (plot == null) {
-                            MainUtil.sendMessage(player, C.NO_FREE_PLOTS);
-                        } else if (checkAllowedPlots(player, area, allowed_plots, 1, 1)) {
-                            plot.claim(player, true, schem, false);
+                            MainUtil.sendMessage(player, Captions.NO_FREE_PLOTS);
+                        } else if (checkAllowedPlots(player, area, allowedPlots, 1, 1)) {
+                            plot.claim(player, true, schematic, false);
                             if (area.AUTO_MERGE) {
                                 plot.autoMerge(-1, Integer.MAX_VALUE, player.getUUID(), true);
                             }
@@ -129,11 +143,8 @@ public class Auto extends SubCommand {
         }
         whenDone.value = plot;
         plot.owner = player.getUUID();
-        DBFunc.createPlotSafe(plot, whenDone, new Runnable() {
-            @Override public void run() {
-                autoClaimFromDatabase(player, area, plot.getId(), whenDone);
-            }
-        });
+        DBFunc.createPlotSafe(plot, whenDone,
+            () -> autoClaimFromDatabase(player, area, plot.getId(), whenDone));
     }
 
     @Override public boolean onCommand(final PlotPlayer player, String[] args) {
@@ -152,7 +163,7 @@ public class Auto extends SubCommand {
                 }
             }
             if (plotarea == null) {
-                MainUtil.sendMessage(player, C.NOT_IN_PLOT_WORLD);
+                MainUtil.sendMessage(player, Captions.NOT_IN_PLOT_WORLD);
                 return false;
             }
         }
@@ -160,7 +171,7 @@ public class Auto extends SubCommand {
         int size_z = 1;
         String schematic = null;
         if (args.length > 0) {
-            if (Permissions.hasPermission(player, C.PERMISSION_AUTO_MEGA)) {
+            if (Permissions.hasPermission(player, Captions.PERMISSION_AUTO_MEGA)) {
                 try {
                     String[] split = args[0].split(",|;");
                     size_x = Integer.parseInt(split[0]);
@@ -181,29 +192,31 @@ public class Auto extends SubCommand {
                 }
             } else {
                 schematic = args[0];
-                // PlayerFunctions.sendMessage(plr, C.NO_PERMISSION);
+                // PlayerFunctions.sendMessage(plr, Captions.NO_PERMISSION);
                 // return false;
             }
         }
         if (size_x * size_z > Settings.Claim.MAX_AUTO_AREA) {
-            MainUtil.sendMessage(player, C.CANT_CLAIM_MORE_PLOTS_NUM,
+            MainUtil.sendMessage(player, Captions.CANT_CLAIM_MORE_PLOTS_NUM,
                 Settings.Claim.MAX_AUTO_AREA + "");
             return false;
         }
         final int allowed_plots = player.getAllowedPlots();
         if (player.getMeta(Auto.class.getName(), false) || !checkAllowedPlots(player, plotarea,
-            allowed_plots, size_x, size_z))
+            allowed_plots, size_x, size_z)) {
             return false;
+        }
 
         if (schematic != null && !schematic.isEmpty()) {
             if (!plotarea.SCHEMATICS.contains(schematic.toLowerCase())) {
-                sendMessage(player, C.SCHEMATIC_INVALID, "non-existent: " + schematic);
+                sendMessage(player, Captions.SCHEMATIC_INVALID, "non-existent: " + schematic);
                 return true;
             }
-            if (!Permissions.hasPermission(player, C.PERMISSION_CLAIM_SCHEMATIC.f(schematic))
-                && !Permissions.hasPermission(player, C.PERMISSION_ADMIN_COMMAND_SCHEMATIC)) {
-                MainUtil.sendMessage(player, C.NO_PERMISSION,
-                    C.PERMISSION_CLAIM_SCHEMATIC.f(schematic));
+            if (!Permissions.hasPermission(player, Captions.PERMISSION_CLAIM_SCHEMATIC.f(schematic))
+                && !Permissions
+                .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_SCHEMATIC)) {
+                MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                    Captions.PERMISSION_CLAIM_SCHEMATIC.f(schematic));
                 return true;
             }
         }
@@ -215,11 +228,11 @@ public class Auto extends SubCommand {
             cost = (size_x * size_z) * cost;
             if (cost > 0d) {
                 if (EconHandler.manager.getMoney(player) < cost) {
-                    sendMessage(player, C.CANNOT_AFFORD_PLOT, "" + cost);
+                    sendMessage(player, Captions.CANNOT_AFFORD_PLOT, "" + cost);
                     return true;
                 }
                 EconHandler.manager.withdrawMoney(player, cost);
-                sendMessage(player, C.REMOVED_BALANCE, cost + "");
+                sendMessage(player, Captions.REMOVED_BALANCE, cost + "");
             }
         }
         // TODO handle type 2 the same as normal worlds!
@@ -228,7 +241,7 @@ public class Auto extends SubCommand {
             return true;
         } else {
             if (plotarea.TYPE == 2) {
-                MainUtil.sendMessage(player, C.NO_FREE_PLOTS);
+                MainUtil.sendMessage(player, Captions.NO_FREE_PLOTS);
                 return false;
             }
             while (true) {
@@ -243,8 +256,7 @@ public class Auto extends SubCommand {
                             plot.claim(player, teleport, null);
                         }
                     }
-                    if (!plotarea
-                        .mergePlots(MainUtil.getPlotSelectionIds(start, end), true)) {
+                    if (!plotarea.mergePlots(MainUtil.getPlotSelectionIds(start, end), true)) {
                         return false;
                     }
                     break;

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Biome.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
@@ -17,21 +17,19 @@ import com.github.intellectualsites.plotsquared.plot.util.WorldUtil;
         int biome = WorldUtil.IMP.getBiomeFromString(value);
         if (biome == -1) {
             String biomes =
-                StringMan.join(WorldUtil.IMP.getBiomeList(), C.BLOCK_LIST_SEPARATER.s());
-            C.NEED_BIOME.send(player);
-            MainUtil.sendMessage(player, C.SUBCOMMAND_SET_OPTIONS_HEADER.s() + biomes);
+                StringMan.join(WorldUtil.IMP.getBiomeList(), Captions.BLOCK_LIST_SEPARATER.s());
+            Captions.NEED_BIOME.send(player);
+            MainUtil.sendMessage(player, Captions.SUBCOMMAND_SET_OPTIONS_HEADER.s() + biomes);
             return false;
         }
         if (plot.getRunning() > 0) {
-            MainUtil.sendMessage(player, C.WAIT_FOR_TIMER);
+            MainUtil.sendMessage(player, Captions.WAIT_FOR_TIMER);
             return false;
         }
         plot.addRunning();
-        plot.setBiome(value.toUpperCase(), new Runnable() {
-            @Override public void run() {
+        plot.setBiome(value.toUpperCase(), () -> {
             plot.removeRunning();
-                MainUtil.sendMessage(player, C.BIOME_SET_TO.s() + value.toLowerCase());
-            }
+            MainUtil.sendMessage(player, Captions.BIOME_SET_TO.s() + value.toLowerCase());
         });
         return true;
     }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Buy.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.Command;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
@@ -27,39 +27,40 @@ import java.util.concurrent.CompletableFuture;
     @Override public CompletableFuture<Boolean> execute(final PlotPlayer player, String[] args,
         RunnableVal3<Command, Runnable, Runnable> confirm,
         final RunnableVal2<Command, CommandResult> whenDone) {
-        check(EconHandler.manager, C.ECON_DISABLED);
+
+        check(EconHandler.manager, Captions.ECON_DISABLED);
         final Plot plot;
         if (args.length != 0) {
-            checkTrue(args.length == 1, C.COMMAND_SYNTAX, getUsage());
+            checkTrue(args.length == 1, Captions.COMMAND_SYNTAX, getUsage());
             plot = check(MainUtil.getPlotFromString(player, args[0], true), null);
         } else {
-            plot = check(player.getCurrentPlot(), C.NOT_IN_PLOT);
+            plot = check(player.getCurrentPlot(), Captions.NOT_IN_PLOT);
         }
-        checkTrue(plot.hasOwner(), C.PLOT_UNOWNED);
-        checkTrue(!plot.isOwner(player.getUUID()), C.CANNOT_BUY_OWN);
+        checkTrue(plot.hasOwner(), Captions.PLOT_UNOWNED);
+        checkTrue(!plot.isOwner(player.getUUID()), Captions.CANNOT_BUY_OWN);
         Set<Plot> plots = plot.getConnectedPlots();
         checkTrue(player.getPlotCount() + plots.size() <= player.getAllowedPlots(),
-            C.CANT_CLAIM_MORE_PLOTS);
+            Captions.CANT_CLAIM_MORE_PLOTS);
         Optional<Double> flag = plot.getFlag(Flags.PRICE);
         if (!flag.isPresent()) {
-            throw new CommandException(C.NOT_FOR_SALE);
+            throw new CommandException(Captions.NOT_FOR_SALE);
         }
         final double price = flag.get();
-        checkTrue(player.getMoney() >= price, C.CANNOT_AFFORD_PLOT);
+        checkTrue(player.getMoney() >= price, Captions.CANNOT_AFFORD_PLOT);
         player.withdraw(price);
         // Failure
         // Success
         confirm.run(this, () -> {
-            C.REMOVED_BALANCE.send(player, price);
+            Captions.REMOVED_BALANCE.send(player, price);
             EconHandler.manager
                 .depositMoney(UUIDHandler.getUUIDWrapper().getOfflinePlayer(plot.owner), price);
             PlotPlayer owner = UUIDHandler.getPlayer(plot.owner);
             if (owner != null) {
-                C.PLOT_SOLD.send(owner, plot.getId(), player.getName(), price);
+                Captions.PLOT_SOLD.send(owner, plot.getId(), player.getName(), price);
             }
             plot.removeFlag(Flags.PRICE);
             plot.setOwner(player.getUUID());
-            C.CLAIMED.send(player);
+            Captions.CLAIMED.send(player);
             whenDone.run(Buy.this, CommandResult.SUCCESS);
         }, () -> {
             player.deposit(price);

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Chat.java

@@ -5,7 +5,7 @@ import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 
 @CommandDeclaration(command = "chat", description = "Toggle plot chat on or off",
     usage = "/plot chat [on|off]", permission = "plots.chat", category = CommandCategory.CHAT,
-    requiredType = RequiredType.NONE) public class Chat extends SubCommand {
+    requiredType = RequiredType.PLAYER) public class Chat extends SubCommand {
 
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
         MainCommand.getInstance().toggle.chat(this, player, new String[0], null, null);

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Claim.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.object.*;
@@ -23,7 +23,7 @@ public class Claim extends SubCommand {
         Location loc = player.getLocation();
         final Plot plot = loc.getPlotAbs();
         if (plot == null) {
-            return sendMessage(player, C.NOT_IN_PLOT);
+            return sendMessage(player, Captions.NOT_IN_PLOT);
         }
         int currentPlots =
             Settings.Limit.GLOBAL ? player.getPlotCount() : player.getPlotCount(loc.getWorld());
@@ -34,40 +34,43 @@ public class Claim extends SubCommand {
                     ByteArrayUtilities.bytesToInteger(player.getPersistentMeta("grantedPlots"));
                 if (grants <= 0) {
                     player.removePersistentMeta("grantedPlots");
-                    return sendMessage(player, C.CANT_CLAIM_MORE_PLOTS);
+                    return sendMessage(player, Captions.CANT_CLAIM_MORE_PLOTS);
                 }
             } else {
-                return sendMessage(player, C.CANT_CLAIM_MORE_PLOTS);
+                return sendMessage(player, Captions.CANT_CLAIM_MORE_PLOTS);
             }
         }
         if (!plot.canClaim(player)) {
-            return sendMessage(player, C.PLOT_IS_CLAIMED);
+            return sendMessage(player, Captions.PLOT_IS_CLAIMED);
         }
         final PlotArea area = plot.getArea();
         if (!schematic.isEmpty()) {
             if (area.SCHEMATIC_CLAIM_SPECIFY) {
                 if (!area.SCHEMATICS.contains(schematic.toLowerCase())) {
-                    return sendMessage(player, C.SCHEMATIC_INVALID, "non-existent: " + schematic);
+                    return sendMessage(player, Captions.SCHEMATIC_INVALID,
+                        "non-existent: " + schematic);
                 }
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLAIM_SCHEMATIC.f(schematic))
-                    && !Permissions.hasPermission(player, C.PERMISSION_ADMIN_COMMAND_SCHEMATIC)) {
-                    return sendMessage(player, C.NO_SCHEMATIC_PERMISSION, schematic);
+                if (!Permissions
+                    .hasPermission(player, Captions.PERMISSION_CLAIM_SCHEMATIC.f(schematic))
+                    && !Permissions
+                    .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_SCHEMATIC)) {
+                    return sendMessage(player, Captions.NO_SCHEMATIC_PERMISSION, schematic);
                 }
             }
         }
         int border = area.getBorder();
         if (border != Integer.MAX_VALUE && plot.getDistanceFromOrigin() > border) {
-            return !sendMessage(player, C.BORDER);
+            return !sendMessage(player, Captions.BORDER);
         }
         if ((EconHandler.manager != null) && area.USE_ECONOMY) {
             Expression<Double> costExr = area.PRICES.get("claim");
             double cost = costExr.evaluate((double) currentPlots);
             if (cost > 0d) {
                 if (EconHandler.manager.getMoney(player) < cost) {
-                    return sendMessage(player, C.CANNOT_AFFORD_PLOT, "" + cost);
+                    return sendMessage(player, Captions.CANNOT_AFFORD_PLOT, "" + cost);
                 }
                 EconHandler.manager.withdrawMoney(player, cost);
-                sendMessage(player, C.REMOVED_BALANCE, cost + "");
+                sendMessage(player, Captions.REMOVED_BALANCE, cost + "");
             }
         }
         if (grants > 0) {
@@ -77,30 +80,22 @@ public class Claim extends SubCommand {
                 player.setPersistentMeta("grantedPlots",
                     ByteArrayUtilities.integerToBytes(grants - 1));
             }
-            sendMessage(player, C.REMOVED_GRANTED_PLOT, "1", "" + (grants - 1));
+            sendMessage(player, Captions.REMOVED_GRANTED_PLOT, "1", "" + (grants - 1));
         }
         if (plot.canClaim(player)) {
             plot.owner = player.getUUID();
             final String finalSchematic = schematic;
-            DBFunc.createPlotSafe(plot, new Runnable() {
-                @Override public void run() {
-                    TaskManager.IMP.sync(new RunnableVal<Object>() {
+            DBFunc.createPlotSafe(plot, () -> TaskManager.IMP.sync(new RunnableVal<Object>() {
                 @Override public void run(Object value) {
                     plot.claim(player, true, finalSchematic, false);
                     if (area.AUTO_MERGE) {
                         plot.autoMerge(-1, Integer.MAX_VALUE, player.getUUID(), true);
                     }
                 }
-                    });
-                }
-            }, new Runnable() {
-                @Override public void run() {
-                    sendMessage(player, C.PLOT_NOT_CLAIMED);
-                }
-            });
+            }), () -> sendMessage(player, Captions.PLOT_NOT_CLAIMED));
             return true;
         } else {
-            sendMessage(player, C.PLOT_NOT_CLAIMED);
+            sendMessage(player, Captions.PLOT_NOT_CLAIMED);
         }
         return false;
     }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Clear.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.Command;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.flag.FlagManager;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
@@ -30,13 +30,14 @@ import java.util.concurrent.CompletableFuture;
     @Override public CompletableFuture<Boolean> execute(final PlotPlayer player, String[] args,
         RunnableVal3<Command, Runnable, Runnable> confirm,
         RunnableVal2<Command, CommandResult> whenDone) throws CommandException {
-        checkTrue(args.length == 0, C.COMMAND_SYNTAX, getUsage());
-        final Plot plot = check(player.getCurrentPlot(), C.NOT_IN_PLOT);
+        checkTrue(args.length == 0, Captions.COMMAND_SYNTAX, getUsage());
+        final Plot plot = check(player.getCurrentPlot(), Captions.NOT_IN_PLOT);
         checkTrue(plot.isOwner(player.getUUID()) || Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_CLEAR), C.NO_PLOT_PERMS);
-        checkTrue(plot.getRunning() == 0, C.WAIT_FOR_TIMER);
+                .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_CLEAR),
+            Captions.NO_PLOT_PERMS);
+        checkTrue(plot.getRunning() == 0, Captions.WAIT_FOR_TIMER);
         checkTrue(!Settings.Done.RESTRICT_BUILDING || !Flags.DONE.isSet(plot) || Permissions
-            .hasPermission(player, C.PERMISSION_CONTINUE), C.DONE_ALREADY_DONE);
+            .hasPermission(player, Captions.PERMISSION_CONTINUE), Captions.DONE_ALREADY_DONE);
         confirm.run(this, () -> {
             final long start = System.currentTimeMillis();
             boolean result = plot.clear(true, false, () -> {
@@ -50,12 +51,12 @@ import java.util.concurrent.CompletableFuture;
                     if (plot.getFlag(Flags.ANALYSIS).isPresent()) {
                         FlagManager.removePlotFlag(plot, Flags.ANALYSIS);
                     }
-                    MainUtil.sendMessage(player, C.CLEARING_DONE,
+                    MainUtil.sendMessage(player, Captions.CLEARING_DONE,
                         "" + (System.currentTimeMillis() - start));
                 });
             });
             if (!result) {
-                MainUtil.sendMessage(player, C.WAIT_FOR_TIMER);
+                MainUtil.sendMessage(player, Captions.WAIT_FOR_TIMER);
             } else {
                 plot.addRunning();
             }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Cluster.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.object.*;
@@ -25,56 +25,59 @@ import java.util.UUID;
         // list, create, delete, resize, invite, kick, leave, helpers, tp, sethome
         if (args.length == 0) {
             // return arguments
-            MainUtil.sendMessage(player, C.CLUSTER_AVAILABLE_ARGS);
+            MainUtil.sendMessage(player, Captions.CLUSTER_AVAILABLE_ARGS);
             return false;
         }
         String sub = args[0].toLowerCase();
         switch (sub) {
             case "l":
             case "list": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_LIST)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_LIST);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_LIST)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_LIST);
                     return false;
                 }
                 if (args.length != 1) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster list");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX, "/plot cluster list");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                     return false;
                 }
                 Set<PlotCluster> clusters = area.getClusters();
-                MainUtil.sendMessage(player, C.CLUSTER_LIST_HEADING, clusters.size() + "");
+                MainUtil.sendMessage(player, Captions.CLUSTER_LIST_HEADING, clusters.size() + "");
                 for (PlotCluster cluster : clusters) {
                     // Ignore unmanaged clusters
                     String name = "'" + cluster.getName() + "' : " + cluster.toString();
                     if (player.getUUID().equals(cluster.owner)) {
-                        MainUtil.sendMessage(player, C.CLUSTER_LIST_ELEMENT, "&a" + name);
+                        MainUtil.sendMessage(player, Captions.CLUSTER_LIST_ELEMENT, "&a" + name);
                     } else if (cluster.helpers.contains(player.getUUID())) {
-                        MainUtil.sendMessage(player, C.CLUSTER_LIST_ELEMENT, "&3" + name);
+                        MainUtil.sendMessage(player, Captions.CLUSTER_LIST_ELEMENT, "&3" + name);
                     } else if (cluster.invited.contains(player.getUUID())) {
-                        MainUtil.sendMessage(player, C.CLUSTER_LIST_ELEMENT, "&9" + name);
+                        MainUtil.sendMessage(player, Captions.CLUSTER_LIST_ELEMENT, "&9" + name);
                     } else {
-                        MainUtil.sendMessage(player, C.CLUSTER_LIST_ELEMENT, cluster.toString());
+                        MainUtil
+                            .sendMessage(player, Captions.CLUSTER_LIST_ELEMENT, cluster.toString());
                     }
                 }
                 return true;
             }
             case "c":
             case "create": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_CREATE)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_CREATE);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_CREATE)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_CREATE);
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                     return false;
                 }
                 if (args.length != 4) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX,
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
                         "/plot cluster create <name> <id-bot> <id-top>");
                     return false;
                 }
@@ -82,19 +85,22 @@ import java.util.UUID;
                     player.getClusterCount() :
                     player.getPlotCount(player.getLocation().getWorld());
                 if (currentClusters >= player.getAllowedPlots()) {
-                    return sendMessage(player, C.CANT_CLAIM_MORE_CLUSTERS);
+                    return sendMessage(player, Captions.CANT_CLAIM_MORE_CLUSTERS);
                 }
+                PlotId pos1;
+                PlotId pos2;
                 // check pos1 / pos2
-                PlotId pos1 = PlotId.fromString(args[2]);
-                PlotId pos2 = PlotId.fromString(args[3]);
-                if (pos1 == null || pos2 == null) {
-                    MainUtil.sendMessage(player, C.NOT_VALID_PLOT_ID);
+                try {
+                    pos1 = PlotId.fromString(args[2]);
+                    pos2 = PlotId.fromString(args[3]);
+                } catch (IllegalArgumentException ignored) {
+                    MainUtil.sendMessage(player, Captions.NOT_VALID_PLOT_ID);
                     return false;
                 }
                 // check if name is taken
                 String name = args[1];
                 if (area.getCluster(name) != null) {
-                    MainUtil.sendMessage(player, C.ALIAS_IS_TAKEN);
+                    MainUtil.sendMessage(player, Captions.ALIAS_IS_TAKEN);
                     return false;
                 }
                 if (pos2.x < pos1.x || pos2.y < pos1.y) {
@@ -105,22 +111,23 @@ import java.util.UUID;
                 //check if overlap
                 PlotCluster cluster = area.getFirstIntersectingCluster(pos1, pos2);
                 if (cluster != null) {
-                    MainUtil.sendMessage(player, C.CLUSTER_INTERSECTION, cluster.getName());
+                    MainUtil.sendMessage(player, Captions.CLUSTER_INTERSECTION, cluster.getName());
                     return false;
                 }
                 // Check if it occupies existing plots
                 if (!area.contains(pos1) || !area.contains(pos2)) {
-                    C.CLUSTER_OUTSIDE.send(player, area);
+                    Captions.CLUSTER_OUTSIDE.send(player, area);
                     return false;
                 }
                 Set<Plot> plots = area.getPlotSelectionOwned(pos1, pos2);
                 if (!plots.isEmpty()) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_CREATE_OTHER)) {
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_CREATE_OTHER)) {
                         UUID uuid = player.getUUID();
                         for (Plot plot : plots) {
                             if (!plot.isOwner(uuid)) {
-                                MainUtil.sendMessage(player, C.NO_PERMISSION,
-                                    C.PERMISSION_CLUSTER_CREATE_OTHER);
+                                MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                                    Captions.PERMISSION_CLUSTER_CREATE_OTHER);
                                 return false;
                             }
                         }
@@ -134,11 +141,12 @@ import java.util.UUID;
                 } else {
                     current = player.getPlayerClusterCount(player.getLocation().getWorld());
                 }
-                int allowed = Permissions.hasPermissionRange(player, C.PERMISSION_CLUSTER_SIZE,
+                int allowed = Permissions
+                    .hasPermissionRange(player, Captions.PERMISSION_CLUSTER_SIZE,
                         Settings.Limit.MAX_PLOTS);
                 if (current + cluster.getArea() > allowed) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION,
-                        C.PERMISSION_CLUSTER_SIZE + "." + (current + cluster.getArea()));
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_SIZE + "." + (current + cluster.getArea()));
                     return false;
                 }
                 // create cluster
@@ -148,72 +156,79 @@ import java.util.UUID;
                 // Add any existing plots to the current cluster
                 for (Plot plot : plots) {
                     if (plot.hasOwner()) {
-                        if (!cluster.isAdded(plot.owner)) {
-                            cluster.invited.add(plot.owner);
-                            DBFunc.setInvited(cluster, plot.owner);
+                        if (!cluster.isAdded(plot.getOwner())) {
+                            cluster.invited.add(plot.getOwner());
+                            DBFunc.setInvited(cluster, plot.getOwner());
                         }
                     }
                 }
-                MainUtil.sendMessage(player, C.CLUSTER_ADDED);
+                MainUtil.sendMessage(player, Captions.CLUSTER_ADDED);
                 return true;
             }
             case "disband":
             case "del":
             case "delete": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_DELETE)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_DELETE);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_DELETE)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_DELETE);
                     return false;
                 }
                 if (args.length != 1 && args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster delete [name]");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                        "/plot cluster delete [name]");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                     return false;
                 }
                 PlotCluster cluster;
                 if (args.length == 2) {
                     cluster = area.getCluster(args[1]);
                     if (cluster == null) {
-                        MainUtil.sendMessage(player, C.INVALID_CLUSTER, args[1]);
+                        MainUtil.sendMessage(player, Captions.INVALID_CLUSTER, args[1]);
                         return false;
                     }
                 } else {
                     cluster = area.getCluster(player.getLocation());
                     if (cluster == null) {
-                        MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                        MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                         return false;
                     }
                 }
                 if (!cluster.owner.equals(player.getUUID())) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_DELETE_OTHER)) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_CLUSTER_DELETE_OTHER);
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_DELETE_OTHER)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_DELETE_OTHER);
                         return false;
                     }
                 }
                 DBFunc.delete(cluster);
-                MainUtil.sendMessage(player, C.CLUSTER_DELETED);
+                MainUtil.sendMessage(player, Captions.CLUSTER_DELETED);
                 return true;
             }
             case "res":
             case "resize": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_RESIZE)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_RESIZE);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_RESIZE)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_RESIZE);
                     return false;
                 }
                 if (args.length != 3) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX,
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
                         "/plot cluster resize <pos1> <pos2>");
                     return false;
                 }
+                PlotId pos1;
+                PlotId pos2;
                 // check pos1 / pos2
-                PlotId pos1 = PlotId.fromString(args[1]);
-                PlotId pos2 = PlotId.fromString(args[2]);
-                if (pos1 == null || pos2 == null) {
-                    MainUtil.sendMessage(player, C.NOT_VALID_PLOT_ID);
+                try {
+                    pos1 = PlotId.fromString(args[2]);
+                    pos2 = PlotId.fromString(args[3]);
+                } catch (IllegalArgumentException ignored) {
+                    MainUtil.sendMessage(player, Captions.NOT_VALID_PLOT_ID);
                     return false;
                 }
                 if (pos2.x < pos1.x || pos2.y < pos1.y) {
@@ -223,29 +238,30 @@ import java.util.UUID;
                 // check if in cluster
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                     return false;
                 }
                 PlotCluster cluster = area.getCluster(player.getLocation());
                 if (cluster == null) {
-                    MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                    MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                     return false;
                 }
                 if (!cluster.hasHelperRights(player.getUUID())) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_RESIZE_OTHER)) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_CLUSTER_RESIZE_OTHER);
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_RESIZE_OTHER)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_RESIZE_OTHER);
                         return false;
                     }
                 }
                 //check if overlap
                 PlotCluster intersect = area.getFirstIntersectingCluster(pos1, pos2);
                 if (intersect != null) {
-                    MainUtil.sendMessage(player, C.CLUSTER_INTERSECTION, intersect.getName());
+                    MainUtil
+                        .sendMessage(player, Captions.CLUSTER_INTERSECTION, intersect.getName());
                     return false;
                 }
-                Set<Plot> existing =
-                    area.getPlotSelectionOwned(cluster.getP1(), cluster.getP2());
+                Set<Plot> existing = area.getPlotSelectionOwned(cluster.getP1(), cluster.getP2());
                 Set<Plot> newPlots = area.getPlotSelectionOwned(pos1, pos2);
                 // Set<Plot> removed = (HashSet<Plot>) existing.clone();
                 Set<Plot> removed = new HashSet<>(existing);
@@ -253,17 +269,19 @@ import java.util.UUID;
                 removed.removeAll(newPlots);
                 // Check expand / shrink
                 if (!removed.isEmpty()) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_RESIZE_SHRINK)) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_CLUSTER_RESIZE_SHRINK);
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_RESIZE_SHRINK)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_RESIZE_SHRINK);
                         return false;
                     }
                 }
                 newPlots.removeAll(existing);
                 if (!newPlots.isEmpty()) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_RESIZE_EXPAND)) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_CLUSTER_RESIZE_EXPAND);
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_RESIZE_EXPAND)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_RESIZE_EXPAND);
                         return false;
                     }
                 }
@@ -275,50 +293,53 @@ import java.util.UUID;
                     current = player.getPlayerClusterCount(player.getLocation().getWorld());
                 }
                 current -= cluster.getArea() + (1 + pos2.x - pos1.x) * (1 + pos2.y - pos1.y);
-                int allowed = Permissions
-                    .hasPermissionRange(player, C.PERMISSION_CLUSTER, Settings.Limit.MAX_PLOTS);
+                int allowed = Permissions.hasPermissionRange(player, Captions.PERMISSION_CLUSTER,
+                    Settings.Limit.MAX_PLOTS);
                 if (current + cluster.getArea() > allowed) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION,
-                        C.PERMISSION_CLUSTER.s() + "." + (current + cluster.getArea()));
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER.s() + "." + (current + cluster.getArea()));
                     return false;
                 }
                 // resize cluster
                 DBFunc.resizeCluster(cluster, pos1, pos2);
-                MainUtil.sendMessage(player, C.CLUSTER_RESIZED);
+                MainUtil.sendMessage(player, Captions.CLUSTER_RESIZED);
                 return true;
             }
             case "add":
             case "inv":
             case "invite": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_INVITE)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_INVITE);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_INVITE)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_INVITE);
                     return false;
                 }
                 if (args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster invite <player>");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                        "/plot cluster invite <player>");
                     return false;
                 }
                 // check if in cluster
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                 }
                 PlotCluster cluster = area.getCluster(player.getLocation());
                 if (cluster == null) {
-                    MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                    MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                     return false;
                 }
                 if (!cluster.hasHelperRights(player.getUUID())) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_INVITE_OTHER)) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_CLUSTER_INVITE_OTHER);
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_INVITE_OTHER)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_INVITE_OTHER);
                         return false;
                     }
                 }
                 // check uuid
                 UUID uuid = UUIDHandler.getUUID(args[1], null);
                 if (uuid == null) {
-                    MainUtil.sendMessage(player, C.INVALID_PLAYER, args[2]);
+                    MainUtil.sendMessage(player, Captions.INVALID_PLAYER, args[2]);
                     return false;
                 }
                 if (!cluster.isAdded(uuid)) {
@@ -327,49 +348,52 @@ import java.util.UUID;
                     DBFunc.setInvited(cluster, uuid);
                     PlotPlayer player2 = UUIDHandler.getPlayer(uuid);
                     if (player2 != null) {
-                        MainUtil.sendMessage(player2, C.CLUSTER_INVITED, cluster.getName());
+                        MainUtil.sendMessage(player2, Captions.CLUSTER_INVITED, cluster.getName());
                     }
                 }
-                MainUtil.sendMessage(player, C.CLUSTER_ADDED_USER);
+                MainUtil.sendMessage(player, Captions.CLUSTER_ADDED_USER);
                 return true;
             }
             case "k":
             case "remove":
             case "kick": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_KICK)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_KICK);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_KICK)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_KICK);
                     return false;
                 }
                 if (args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster kick <player>");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                        "/plot cluster kick <player>");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                 }
                 PlotCluster cluster = area.getCluster(player.getLocation());
                 if (cluster == null) {
-                    MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                    MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                     return false;
                 }
                 if (!cluster.hasHelperRights(player.getUUID())) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_KICK_OTHER)) {
-                        MainUtil
-                            .sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_KICK_OTHER);
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_KICK_OTHER)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_KICK_OTHER);
                         return false;
                     }
                 }
                 // check uuid
                 UUID uuid = UUIDHandler.getUUID(args[1], null);
                 if (uuid == null) {
-                    MainUtil.sendMessage(player, C.INVALID_PLAYER, args[1]);
+                    MainUtil.sendMessage(player, Captions.INVALID_PLAYER, args[1]);
                     return false;
                 }
                 // Can't kick if the player is yourself, the owner, or not added to the cluster
                 if (uuid.equals(player.getUUID()) || uuid.equals(cluster.owner) || !cluster
                     .isAdded(uuid)) {
-                    MainUtil.sendMessage(player, C.CANNOT_KICK_PLAYER, cluster.getName());
+                    MainUtil.sendMessage(player, Captions.CANNOT_KICK_PLAYER, cluster.getName());
                     return false;
                 }
                 if (cluster.helpers.contains(uuid)) {
@@ -380,7 +404,7 @@ import java.util.UUID;
                 DBFunc.removeInvited(cluster, uuid);
                 PlotPlayer player2 = UUIDHandler.getPlayer(uuid);
                 if (player2 != null) {
-                    MainUtil.sendMessage(player2, C.CLUSTER_REMOVED, cluster.getName());
+                    MainUtil.sendMessage(player2, Captions.CLUSTER_REMOVED, cluster.getName());
                 }
                 for (Plot plot : new ArrayList<>(
                     PlotSquared.get().getPlots(player2.getLocation().getWorld(), uuid))) {
@@ -389,44 +413,46 @@ import java.util.UUID;
                         plot.unclaim();
                     }
                 }
-                MainUtil.sendMessage(player2, C.CLUSTER_KICKED_USER);
+                MainUtil.sendMessage(player2, Captions.CLUSTER_KICKED_USER);
                 return true;
             }
             case "quit":
             case "leave": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_LEAVE)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_LEAVE);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_LEAVE)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_LEAVE);
                     return false;
                 }
                 if (args.length != 1 && args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster leave [name]");
+                    MainUtil
+                        .sendMessage(player, Captions.COMMAND_SYNTAX, "/plot cluster leave [name]");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                 }
                 PlotCluster cluster;
                 if (args.length == 2) {
                     cluster = area.getCluster(args[1]);
                     if (cluster == null) {
-                        MainUtil.sendMessage(player, C.INVALID_CLUSTER, args[1]);
+                        MainUtil.sendMessage(player, Captions.INVALID_CLUSTER, args[1]);
                         return false;
                     }
                 } else {
                     cluster = area.getCluster(player.getLocation());
                     if (cluster == null) {
-                        MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                        MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                         return false;
                     }
                 }
                 UUID uuid = player.getUUID();
                 if (!cluster.isAdded(uuid)) {
-                    MainUtil.sendMessage(player, C.CLUSTER_NOT_ADDED);
+                    MainUtil.sendMessage(player, Captions.CLUSTER_NOT_ADDED);
                     return false;
                 }
                 if (uuid.equals(cluster.owner)) {
-                    MainUtil.sendMessage(player, C.CLUSTER_CANNOT_LEAVE);
+                    MainUtil.sendMessage(player, Captions.CLUSTER_CANNOT_LEAVE);
                     return false;
                 }
                 if (cluster.helpers.contains(uuid)) {
@@ -435,12 +461,11 @@ import java.util.UUID;
                 }
                 cluster.invited.remove(uuid);
                 DBFunc.removeInvited(cluster, uuid);
-                MainUtil.sendMessage(player, C.CLUSTER_REMOVED, cluster.getName());
+                MainUtil.sendMessage(player, Captions.CLUSTER_REMOVED, cluster.getName());
                 for (Plot plot : new ArrayList<>(
                     PlotSquared.get().getPlots(player.getLocation().getWorld(), uuid))) {
                     PlotCluster current = plot.getCluster();
                     if (current != null && current.equals(cluster)) {
-                        player.getLocation().getWorld();
                         plot.unclaim();
                     }
                 }
@@ -450,102 +475,107 @@ import java.util.UUID;
             case "admin":
             case "helper":
             case "helpers": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_HELPERS)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_HELPERS);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_HELPERS)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_HELPERS);
                     return false;
                 }
                 if (args.length != 3) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX,
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
                         "/plot cluster helpers <add|remove> <player>");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                 }
                 PlotCluster cluster = area.getCluster(player.getLocation());
                 if (cluster == null) {
-                    MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                    MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                     return false;
                 }
                 UUID uuid = UUIDHandler.getUUID(args[2], null);
                 if (uuid == null) {
-                    MainUtil.sendMessage(player, C.INVALID_PLAYER, args[2]);
+                    MainUtil.sendMessage(player, Captions.INVALID_PLAYER, args[2]);
                     return false;
                 }
                 if (args[1].equalsIgnoreCase("add")) {
                     cluster.helpers.add(uuid);
                     DBFunc.setHelper(cluster, uuid);
-                    return MainUtil.sendMessage(player, C.CLUSTER_ADDED_HELPER);
+                    return MainUtil.sendMessage(player, Captions.CLUSTER_ADDED_HELPER);
                 }
                 if (args[1].equalsIgnoreCase("remove")) {
                     cluster.helpers.remove(uuid);
                     DBFunc.removeHelper(cluster, uuid);
-                    return MainUtil.sendMessage(player, C.CLUSTER_REMOVED_HELPER);
+                    return MainUtil.sendMessage(player, Captions.CLUSTER_REMOVED_HELPER);
                 }
-                MainUtil.sendMessage(player, C.COMMAND_SYNTAX,
+                MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
                     "/plot cluster helpers <add|remove> <player>");
                 return false;
             }
             case "spawn":
             case "home":
             case "tp": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_TP)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_TP);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_TP)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_TP);
                     return false;
                 }
                 if (args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster tp <name>");
+                    MainUtil
+                        .sendMessage(player, Captions.COMMAND_SYNTAX, "/plot cluster tp <name>");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                     return false;
                 }
                 PlotCluster cluster = area.getCluster(args[1]);
                 if (cluster == null) {
-                    MainUtil.sendMessage(player, C.INVALID_CLUSTER, args[1]);
+                    MainUtil.sendMessage(player, Captions.INVALID_CLUSTER, args[1]);
                     return false;
                 }
                 UUID uuid = player.getUUID();
                 if (!cluster.isAdded(uuid)) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_TP_OTHER)) {
-                        MainUtil
-                            .sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_TP_OTHER);
+                    if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_TP_OTHER)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_TP_OTHER);
                         return false;
                     }
                 }
                 player.teleport(cluster.getHome());
-                return MainUtil.sendMessage(player, C.CLUSTER_TELEPORTING);
+                return MainUtil.sendMessage(player, Captions.CLUSTER_TELEPORTING);
             }
             case "i":
             case "info":
             case "show":
             case "information": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_INFO)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_INFO);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_INFO)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_INFO);
                     return false;
                 }
                 if (args.length != 1 && args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster info [name]");
+                    MainUtil
+                        .sendMessage(player, Captions.COMMAND_SYNTAX, "/plot cluster info [name]");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                 }
                 PlotCluster cluster;
                 if (args.length == 2) {
                     cluster = area.getCluster(args[1]);
                     if (cluster == null) {
-                        MainUtil.sendMessage(player, C.INVALID_CLUSTER, args[1]);
+                        MainUtil.sendMessage(player, Captions.INVALID_CLUSTER, args[1]);
                         return false;
                     }
                 } else {
                     cluster = area.getCluster(player.getLocation());
                     if (cluster == null) {
-                        MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                        MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                         return false;
                     }
                 }
@@ -558,7 +588,7 @@ import java.util.UUID;
                 String size = (cluster.getP2().x - cluster.getP1().x + 1) + "x" + (
                     cluster.getP2().y - cluster.getP1().y + 1);
                 String rights = cluster.isAdded(player.getUUID()) + "";
-                String message = C.CLUSTER_INFO.s();
+                String message = Captions.CLUSTER_INFO.s();
                 message = message.replaceAll("%id%", id);
                 message = message.replaceAll("%owner%", owner);
                 message = message.replaceAll("%name%", name);
@@ -570,27 +600,29 @@ import java.util.UUID;
             case "sh":
             case "setspawn":
             case "sethome":
-                if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_SETHOME)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_CLUSTER_SETHOME);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_CLUSTER_SETHOME)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_CLUSTER_SETHOME);
                     return false;
                 }
                 if (args.length != 1 && args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot cluster sethome");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX, "/plot cluster sethome");
                     return false;
                 }
                 PlotArea area = player.getApplicablePlotArea();
                 if (area == null) {
-                    C.NOT_IN_PLOT_WORLD.send(player);
+                    Captions.NOT_IN_PLOT_WORLD.send(player);
                 }
                 PlotCluster cluster = area.getCluster(player.getLocation());
                 if (cluster == null) {
-                    MainUtil.sendMessage(player, C.NOT_IN_CLUSTER);
+                    MainUtil.sendMessage(player, Captions.NOT_IN_CLUSTER);
                     return false;
                 }
                 if (!cluster.hasHelperRights(player.getUUID())) {
-                    if (!Permissions.hasPermission(player, C.PERMISSION_CLUSTER_SETHOME_OTHER)) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_CLUSTER_SETHOME_OTHER);
+                    if (!Permissions
+                        .hasPermission(player, Captions.PERMISSION_CLUSTER_SETHOME_OTHER)) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_CLUSTER_SETHOME_OTHER);
                         return false;
                     }
                 }
@@ -600,9 +632,9 @@ import java.util.UUID;
                 cluster.settings.setPosition(blockloc);
                 DBFunc.setPosition(cluster,
                     relative.getX() + "," + relative.getY() + "," + relative.getZ());
-                return MainUtil.sendMessage(player, C.POSITION_SET);
+                return MainUtil.sendMessage(player, Captions.POSITION_SET);
         }
-        MainUtil.sendMessage(player, C.CLUSTER_AVAILABLE_ARGS);
+        MainUtil.sendMessage(player, Captions.CLUSTER_AVAILABLE_ARGS);
         return false;
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/CommandCategory.java

@@ -1,56 +1,58 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
+import lombok.RequiredArgsConstructor;
+
 /**
  * CommandCategory.
  */
-public enum CommandCategory {
+@RequiredArgsConstructor public enum CommandCategory {
     /**
      * Claiming CommandConfig.
      * Such as: /plot claim
      */
-    CLAIMING("Claiming"), /**
+    CLAIMING(Captions.COMMAND_CATEGORY_CLAIMING),
+    /**
      * Teleportation CommandConfig.
      * Such as: /plot visit
      */
-    TELEPORT("Teleport"), /**
+    TELEPORT(Captions.COMMAND_CATEGORY_TELEPPORT),
+    /**
      * Protection.
      */
-    SETTINGS("Protection"), /**
+    SETTINGS(Captions.COMMAND_CATEGORY_SETTINGS),
+    /**
      * Chat.
      */
-    CHAT("Chat"), /**
+    CHAT(Captions.COMMAND_CATEGORY_CHAT),
+    /**
      * Web.
      */
-    SCHEMATIC("Web"), /**
+    SCHEMATIC(Captions.COMMAND_CATEGORY_SCHEMATIC),
+    /**
      * Cosmetic.
      */
-    APPEARANCE("Cosmetic"), /**
+    APPEARANCE(Captions.COMMAND_CATEGORY_APPEARANCE),
+    /**
      * Information CommandConfig.
      * Such as: /plot info
      */
-    INFO("Info"), /**
+    INFO(Captions.COMMAND_CATEGORY_INFO),
+    /**
      * Debug CommandConfig.
      * Such as: /plot debug
      */
-    DEBUG("Debug"), /**
+    DEBUG(Captions.COMMAND_CATEGORY_DEBUG),
+    /**
      * Administration commands.
      */
-    ADMINISTRATION("Admin");
+    ADMINISTRATION(Captions.COMMAND_CATEGORY_ADMINISTRATION);
     /**
      * The category name (Readable).
      */
-    private final String name;
-
-    /**
-     * Constructor.
-     *
-     * @param name readable name
-     */
-    CommandCategory(String name) {
-        this.name = name;
-    }
+    private final Captions caption;
 
     @Override public String toString() {
-        return this.name;
+        return this.caption.s();
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Comment.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotId;
@@ -17,23 +17,29 @@ import java.util.Arrays;
 import java.util.Map.Entry;
 
 @CommandDeclaration(command = "comment", aliases = {"msg"}, description = "Comment on a plot",
-    category = CommandCategory.CHAT, requiredType = RequiredType.NONE, permission = "plots.comment")
+    category = CommandCategory.CHAT, requiredType = RequiredType.PLAYER, permission = "plots.comment")
 public class Comment extends SubCommand {
 
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
         if (args.length < 2) {
-            sendMessage(player, C.COMMENT_SYNTAX,
+            sendMessage(player, Captions.COMMENT_SYNTAX,
                 StringMan.join(CommentManager.inboxes.keySet(), "|"));
             return false;
         }
         CommentInbox inbox = CommentManager.inboxes.get(args[0].toLowerCase());
         if (inbox == null) {
-            sendMessage(player, C.COMMENT_SYNTAX,
+            sendMessage(player, Captions.COMMENT_SYNTAX,
                 StringMan.join(CommentManager.inboxes.keySet(), "|"));
             return false;
         }
         Location loc = player.getLocation();
-        PlotId id = PlotId.fromString(args[1]);
+        PlotId id;
+        try {
+            id = PlotId.fromString(args[1]);
+        } catch (IllegalArgumentException ignored) {
+            MainUtil.sendMessage(player, Captions.NOT_VALID_PLOT_ID);
+            return false;
+        }
         Plot plot = MainUtil.getPlotFromString(player, args[1], false);
         int index;
         if (plot == null) {
@@ -41,14 +47,14 @@ public class Comment extends SubCommand {
             plot = loc.getPlotAbs();
         } else {
             if (args.length < 4) {
-                sendMessage(player, C.COMMENT_SYNTAX,
+                sendMessage(player, Captions.COMMENT_SYNTAX,
                     StringMan.join(CommentManager.inboxes.keySet(), "|"));
                 return false;
             }
             index = 2;
         }
         if (!inbox.canWrite(plot, player)) {
-            sendMessage(player, C.NO_PERM_INBOX, "");
+            sendMessage(player, Captions.NO_PERM_INBOX, "");
             return false;
         }
         String message = StringMan.join(Arrays.copyOfRange(args, index, args.length), " ");
@@ -57,8 +63,8 @@ public class Comment extends SubCommand {
                 System.currentTimeMillis());
         boolean result = inbox.addComment(plot, comment);
         if (!result) {
-            sendMessage(player, C.NO_PLOT_INBOX, "");
-            sendMessage(player, C.COMMENT_SYNTAX,
+            sendMessage(player, Captions.NO_PLOT_INBOX, "");
+            sendMessage(player, Captions.COMMENT_SYNTAX,
                 StringMan.join(CommentManager.inboxes.keySet(), "|"));
             return false;
         }
@@ -68,7 +74,7 @@ public class Comment extends SubCommand {
                 MainUtil.sendMessage(pp, "/plot comment " + StringMan.join(args, " "));
             }
         }
-        sendMessage(player, C.COMMENT_ADDED);
+        sendMessage(player, Captions.COMMENT_ADDED);
         return true;
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Condense.java

@@ -11,7 +11,11 @@ import com.github.intellectualsites.plotsquared.plot.util.MathMan;
 import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
 import com.github.intellectualsites.plotsquared.plot.util.WorldUtil;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
 import java.util.Set;
 import java.util.concurrent.atomic.AtomicBoolean;
 
@@ -104,6 +108,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
                     return false;
                 }
                 MainUtil.sendMessage(player, "TASK STARTED...");
+                Condense.TASK = true;
                 Runnable run = new Runnable() {
                     @Override public void run() {
                         if (!Condense.TASK) {
@@ -126,14 +131,12 @@ import java.util.concurrent.atomic.AtomicBoolean;
                             }
                             i++;
                             final AtomicBoolean result = new AtomicBoolean(false);
-                            result.set(origin.move(possible, new Runnable() {
-                                @Override public void run() {
+                            result.set(origin.move(possible, () -> {
                                 if (result.get()) {
                                     MainUtil.sendMessage(player,
                                         "Moving: " + origin + " -> " + possible);
                                     TaskManager.runTaskLater(task, 1);
                                 }
-                                }
                             }, false));
                             if (result.get()) {
                                 break;
@@ -149,7 +152,6 @@ import java.util.concurrent.atomic.AtomicBoolean;
                         }
                     }
                 };
-                Condense.TASK = true;
                 TaskManager.runTaskAsync(run);
                 return true;
             }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Confirm.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.object.CmdInstance;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
@@ -16,13 +16,13 @@ import com.github.intellectualsites.plotsquared.plot.util.TaskManager;
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
         CmdInstance command = CmdConfirm.getPending(player);
         if (command == null) {
-            MainUtil.sendMessage(player, C.FAILED_CONFIRM);
+            MainUtil.sendMessage(player, Captions.FAILED_CONFIRM);
             return false;
         }
         CmdConfirm.removePending(player);
         if ((System.currentTimeMillis() - command.timestamp)
             > Settings.Confirmation.CONFIRMATION_TIMEOUT_SECONDS * 1000) {
-            MainUtil.sendMessage(player, C.EXPIRED_CONFIRM);
+            MainUtil.sendMessage(player, Captions.EXPIRED_CONFIRM);
             return false;
         }
         TaskManager.runTask(command.command);

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Continue.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -17,29 +17,30 @@ import com.github.intellectualsites.plotsquared.plot.util.Permissions;
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
         Plot plot = player.getCurrentPlot();
         if ((plot == null) || !plot.hasOwner()) {
-            return !sendMessage(player, C.NOT_IN_PLOT);
+            return !sendMessage(player, Captions.NOT_IN_PLOT);
         }
         if (!plot.isOwner(player.getUUID()) && !Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_CONTINUE)) {
-            MainUtil.sendMessage(player, C.NO_PLOT_PERMS);
+            .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_CONTINUE)) {
+            MainUtil.sendMessage(player, Captions.NO_PLOT_PERMS);
             return false;
         }
         if (!plot.hasFlag(Flags.DONE)) {
-            MainUtil.sendMessage(player, C.DONE_NOT_DONE);
+            MainUtil.sendMessage(player, Captions.DONE_NOT_DONE);
             return false;
         }
         int size = plot.getConnectedPlots().size();
         if (Settings.Done.COUNTS_TOWARDS_LIMIT && (player.getAllowedPlots()
             < player.getPlotCount() + size)) {
-            MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_ADMIN_COMMAND_CONTINUE);
+            MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                Captions.PERMISSION_ADMIN_COMMAND_CONTINUE);
             return false;
         }
         if (plot.getRunning() > 0) {
-            MainUtil.sendMessage(player, C.WAIT_FOR_TIMER);
+            MainUtil.sendMessage(player, Captions.WAIT_FOR_TIMER);
             return false;
         }
         plot.removeFlag(Flags.DONE);
-        MainUtil.sendMessage(player, C.DONE_REMOVED);
+        MainUtil.sendMessage(player, Captions.DONE_REMOVED);
         return true;
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Copy.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
@@ -16,15 +16,15 @@ import com.github.intellectualsites.plotsquared.plot.util.Permissions;
         Location loc = player.getLocation();
         Plot plot1 = loc.getPlotAbs();
         if (plot1 == null) {
-            return !MainUtil.sendMessage(player, C.NOT_IN_PLOT);
+            return !MainUtil.sendMessage(player, Captions.NOT_IN_PLOT);
         }
         if (!plot1.isOwner(player.getUUID()) && !Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN.s())) {
-            MainUtil.sendMessage(player, C.NO_PLOT_PERMS);
+            .hasPermission(player, Captions.PERMISSION_ADMIN.s())) {
+            MainUtil.sendMessage(player, Captions.NO_PLOT_PERMS);
             return false;
         }
         if (args.length != 1) {
-            C.COMMAND_SYNTAX.send(player, getUsage());
+            Captions.COMMAND_SYNTAX.send(player, getUsage());
             return false;
         }
         Plot plot2 = MainUtil.getPlotFromString(player, args[0], true);
@@ -32,22 +32,18 @@ import com.github.intellectualsites.plotsquared.plot.util.Permissions;
             return false;
         }
         if (plot1.equals(plot2)) {
-            MainUtil.sendMessage(player, C.NOT_VALID_PLOT_ID);
-            C.COMMAND_SYNTAX.send(player, getUsage());
+            MainUtil.sendMessage(player, Captions.NOT_VALID_PLOT_ID);
+            Captions.COMMAND_SYNTAX.send(player, getUsage());
             return false;
         }
         if (!plot1.getArea().isCompatible(plot2.getArea())) {
-            C.PLOTWORLD_INCOMPATIBLE.send(player);
+            Captions.PLOTWORLD_INCOMPATIBLE.send(player);
             return false;
         }
-        if (plot1.copy(plot2, new Runnable() {
-            @Override public void run() {
-                MainUtil.sendMessage(player, C.COPY_SUCCESS);
-            }
-        })) {
+        if (plot1.copy(plot2, () -> MainUtil.sendMessage(player, Captions.COPY_SUCCESS))) {
             return true;
         } else {
-            MainUtil.sendMessage(player, C.REQUIRES_UNOWNED);
+            MainUtil.sendMessage(player, Captions.REQUIRES_UNOWNED);
             return false;
         }
     }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/CreateRoadSchematic.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridPlotWorld;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridUtils;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
@@ -19,10 +19,10 @@ import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
         Location loc = player.getLocation();
         Plot plot = loc.getPlotAbs();
         if (plot == null) {
-            return sendMessage(player, C.NOT_IN_PLOT);
+            return sendMessage(player, Captions.NOT_IN_PLOT);
         }
         if (!(loc.getPlotArea() instanceof HybridPlotWorld)) {
-            return sendMessage(player, C.NOT_IN_PLOT_WORLD);
+            return sendMessage(player, Captions.NOT_IN_PLOT_WORLD);
         }
         HybridUtils.manager.setupRoadSchematic(plot);
         MainUtil.sendMessage(player,

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Database.java

@@ -30,26 +30,19 @@ import java.util.Map.Entry;
 
     public static void insertPlots(final SQLManager manager, final List<Plot> plots,
         final PlotPlayer player) {
-        TaskManager.runTaskAsync(new Runnable() {
-            @Override public void run() {
+        TaskManager.runTaskAsync(() -> {
             try {
-                    ArrayList<Plot> ps = new ArrayList<>();
-                    for (Plot p : plots) {
-                        ps.add(p);
-                    }
+                ArrayList<Plot> ps = new ArrayList<>(plots);
                 MainUtil.sendMessage(player, "&6Starting...");
-                    manager.createPlotsAndData(ps, new Runnable() {
-                        @Override public void run() {
+                manager.createPlotsAndData(ps, () -> {
                     MainUtil.sendMessage(player, "&6Database conversion finished!");
                     manager.close();
-                        }
                 });
             } catch (Exception e) {
-                    MainUtil.sendMessage(player,
-                        "Failed to insert plot objects, see stacktrace for info");
+                MainUtil
+                    .sendMessage(player, "Failed to insert plot objects, see stacktrace for info");
                 e.printStackTrace();
             }
-            }
         });
     }
 
@@ -94,8 +87,8 @@ import java.util.Map.Entry;
                     HashMap<String, HashMap<PlotId, Plot>> map = manager.getPlots();
                     plots = new ArrayList<>();
                     for (Entry<String, HashMap<PlotId, Plot>> entry : map.entrySet()) {
-                        String areaname = entry.getKey();
-                        PlotArea pa = PlotSquared.get().getPlotAreaByString(areaname);
+                        String areaName = entry.getKey();
+                        PlotArea pa = PlotSquared.get().getPlotAreaByString(areaName);
                         if (pa != null) {
                             for (Entry<PlotId, Plot> entry2 : entry.getValue().entrySet()) {
                                 Plot plot = entry2.getValue();
@@ -130,20 +123,13 @@ import java.util.Map.Entry;
                                 plots.add(plot);
                             }
                         } else {
-                            HashMap<PlotId, Plot> plotmap =
-                                PlotSquared.get().plots_tmp.get(areaname);
-                            if (plotmap == null) {
-                                plotmap = new HashMap<>();
-                                PlotSquared.get().plots_tmp.put(areaname, plotmap);
-                            }
-                            plotmap.putAll(entry.getValue());
+                            HashMap<PlotId, Plot> plotMap = PlotSquared.get().plots_tmp
+                                .computeIfAbsent(areaName, k -> new HashMap<>());
+                            plotMap.putAll(entry.getValue());
                         }
                     }
-                    DBFunc.createPlotsAndData(plots, new Runnable() {
-                        @Override public void run() {
-                            MainUtil.sendMessage(player, "&6Database conversion finished!");
-                        }
-                    });
+                    DBFunc.createPlotsAndData(plots,
+                        () -> MainUtil.sendMessage(player, "&6Database conversion finished!"));
                     return true;
                 case "mysql":
                     if (args.length < 6) {

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Debug.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
 import com.github.intellectualsites.plotsquared.plot.util.StringMan;
@@ -14,23 +14,23 @@ public class Debug extends SubCommand {
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
         if ((args.length > 0) && args[0].equalsIgnoreCase("msg")) {
             StringBuilder msg = new StringBuilder();
-            for (C caption : C.values()) {
+            for (Captions caption : Captions.values()) {
                 msg.append(caption.s()).append("\n");
             }
             MainUtil.sendMessage(player, msg.toString());
             return true;
         }
         StringBuilder information = new StringBuilder();
-        String header = C.DEBUG_HEADER.s();
-        String line = C.DEBUG_LINE.s();
-        String section = C.DEBUG_SECTION.s();
+        String header = Captions.DEBUG_HEADER.s();
+        String line = Captions.DEBUG_LINE.s();
+        String section = Captions.DEBUG_SECTION.s();
         information.append(header);
         information.append(getSection(section, "PlotArea"));
         information.append(
             getLine(line, "Plot Worlds", StringMan.join(PlotSquared.get().getPlotAreas(), ", ")));
         information.append(getLine(line, "Owned Plots", PlotSquared.get().getPlots().size()));
         information.append(getSection(section, "Messages"));
-        information.append(getLine(line, "Total Messages", C.values().length));
+        information.append(getLine(line, "Total Messages", Captions.values().length));
         information.append(getLine(line, "View all captions", "/plot debug msg"));
         MainUtil.sendMessage(player, information.toString());
         return true;

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugAllowUnsafe.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 
 import java.util.ArrayList;
@@ -19,10 +19,10 @@ import java.util.UUID;
 
         if (unsafeAllowed.contains(player.getUUID())) {
             unsafeAllowed.remove(player.getUUID());
-            sendMessage(player, C.DEBUGALLOWUNSAFE_OFF);
+            sendMessage(player, Captions.DEBUGALLOWUNSAFE_OFF);
         } else {
             unsafeAllowed.add(player.getUUID());
-            sendMessage(player, C.DEBUGALLOWUNSAFE_ON);
+            sendMessage(player, Captions.DEBUGALLOWUNSAFE_ON);
         }
         return true;
     }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugClaimTest.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.object.*;
 import com.github.intellectualsites.plotsquared.plot.util.ChunkManager;
@@ -29,7 +29,7 @@ public class DebugClaimTest extends SubCommand {
         }
         PlotArea area = PlotSquared.get().getPlotAreaByString(args[0]);
         if (area == null || !WorldUtil.IMP.isWorld(area.worldname)) {
-            C.NOT_VALID_PLOT_WORLD.send(player, args[0]);
+            Captions.NOT_VALID_PLOT_WORLD.send(player, args[0]);
             return false;
         }
         PlotId min, max;
@@ -55,7 +55,7 @@ public class DebugClaimTest extends SubCommand {
                 MainUtil.sendMessage(player, " - &cDB Already contains: " + plot.getId());
                 continue;
             }
-            Location loc = manager.getSignLoc(area, plot);
+            Location loc = manager.getSignLoc(plot);
             ChunkLoc chunk = new ChunkLoc(loc.getX() >> 4, loc.getZ() >> 4);
             boolean result = ChunkManager.manager.loadChunk(area.worldname, chunk, false);
             if (!result) {

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugExec.java

@@ -3,7 +3,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 import com.github.intellectualsites.plotsquared.commands.Command;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.flag.Flag;
@@ -17,12 +17,21 @@ import com.github.intellectualsites.plotsquared.plot.util.expiry.ExpireManager;
 import com.github.intellectualsites.plotsquared.plot.util.expiry.PlotAnalysis;
 import com.google.common.io.Files;
 
-import javax.script.*;
+import javax.script.Bindings;
+import javax.script.ScriptContext;
+import javax.script.ScriptEngine;
+import javax.script.ScriptEngineManager;
+import javax.script.ScriptException;
+import javax.script.SimpleScriptContext;
 import java.io.File;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.sql.Timestamp;
-import java.util.*;
+import java.util.Arrays;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 
 @CommandDeclaration(command = "debugexec", permission = "plots.admin",
@@ -32,6 +41,8 @@ import java.util.concurrent.CompletableFuture;
     private Bindings scope;
 
     public DebugExec() {
+        init();
+/*
         try {
             if (PlotSquared.get() != null) {
                 File file = new File(PlotSquared.get().IMP.getDirectory(),
@@ -50,6 +61,7 @@ import java.util.concurrent.CompletableFuture;
         } catch (IOException | ScriptException ignored) {
             ignored.printStackTrace();
         }
+*/
     }
 
     public ScriptEngine getEngine() {
@@ -67,7 +79,15 @@ import java.util.concurrent.CompletableFuture;
         if (this.engine != null) {
             return;
         }
-        this.engine = new ScriptEngineManager(null).getEngineByName("nashorn");
+        //create script engine manager
+        ScriptEngineManager scriptEngineManager = new ScriptEngineManager();
+        //create nashorn engine
+        this.engine = scriptEngineManager.getEngineByName("nashorn");
+        try {
+            engine.eval("print('PlotSquared Scripting Test');");
+        } catch (ScriptException e) {
+            e.printStackTrace();
+        }
         if (this.engine == null) {
             this.engine = new ScriptEngineManager(null).getEngineByName("JavaScript");
         }
@@ -97,7 +117,6 @@ import java.util.concurrent.CompletableFuture;
             this.scope.put("WEManager", new WEManager());
         }
         this.scope.put("TaskManager", TaskManager.IMP);
-        this.scope.put("TitleManager", AbstractTitle.TITLE_CLASS);
         this.scope.put("ConsolePlayer", ConsolePlayer.getConsole());
         this.scope.put("SchematicHandler", SchematicHandler.manager);
         this.scope.put("ChunkManager", ChunkManager.manager);
@@ -112,7 +131,7 @@ import java.util.concurrent.CompletableFuture;
         this.scope.put("MainCommand", MainCommand.getInstance());
 
         // enums
-        for (Enum<?> value : C.values()) {
+        for (Enum<?> value : Captions.values()) {
             this.scope.put("C_" + value.name(), value);
         }
     }
@@ -130,7 +149,7 @@ import java.util.concurrent.CompletableFuture;
                 case "analyze": {
                     Plot plot = player.getCurrentPlot();
                     if (plot == null) {
-                        MainUtil.sendMessage(player, C.NOT_IN_PLOT);
+                        MainUtil.sendMessage(player, Captions.NOT_IN_PLOT);
                         return false;
                     }
                     PlotAnalysis analysis = plot.getComplexity(null);
@@ -149,7 +168,7 @@ import java.util.concurrent.CompletableFuture;
                 }
                 case "calibrate-analysis":
                     if (args.length != 2) {
-                        MainUtil.sendMessage(player, C.COMMAND_SYNTAX,
+                        MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
                             "/plot debugexec analyze <threshold>");
                         MainUtil.sendMessage(player,
                             "$1<threshold> $2= $1The percentage of plots you want to clear (100 clears 100% of plots so no point calibrating "
@@ -165,8 +184,8 @@ import java.util.concurrent.CompletableFuture;
                             "$1<threshold> $2= $1The percentage of plots you want to clear as a number between 0 - 100");
                         return false;
                     }
-                    PlotAnalysis.calcOptimalModifiers(
-                        () -> MainUtil.sendMessage(player, "$1Thank you for calibrating plot expiry"), threshold);
+                    PlotAnalysis.calcOptimalModifiers(() -> MainUtil
+                        .sendMessage(player, "$1Thank you for calibrating plot expiry"), threshold);
                     return true;
                 case "stop-expire":
                     if (ExpireManager.IMP == null || !ExpireManager.IMP.cancelTask()) {
@@ -175,7 +194,7 @@ import java.util.concurrent.CompletableFuture;
                     return MainUtil.sendMessage(player, "Cancelled task.");
                 case "remove-flag":
                     if (args.length != 2) {
-                        MainUtil.sendMessage(player, C.COMMAND_SYNTAX,
+                        MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
                             "/plot debugexec remove-flag <flag>");
                         return false;
                     }
@@ -195,7 +214,7 @@ import java.util.concurrent.CompletableFuture;
                     }
                     PlotArea area = PlotSquared.get().getPlotAreaByString(args[1]);
                     if (area == null) {
-                        MainUtil.sendMessage(player, C.NOT_VALID_PLOT_WORLD, args[1]);
+                        MainUtil.sendMessage(player, Captions.NOT_VALID_PLOT_WORLD, args[1]);
                         return false;
                     }
                     boolean result;
@@ -275,7 +294,7 @@ import java.util.concurrent.CompletableFuture;
                                     DebugExec.this.engine.eval(cmd, DebugExec.this.scope);
                                 } catch (ScriptException e) {
                                     e.printStackTrace();
-                                    MainUtil.sendMessage(player, C.COMMAND_WENT_WRONG);
+                                    MainUtil.sendMessage(player, Captions.COMMAND_WENT_WRONG);
                                 }
                                 return CompletableFuture.completedFuture(true);
                             }
@@ -283,8 +302,8 @@ import java.util.concurrent.CompletableFuture;
                         return true;
                     } catch (IOException e) {
                         e.printStackTrace();
-                        MainUtil
-                            .sendMessage(player, C.COMMAND_SYNTAX, "/plot debugexec addcmd <file>");
+                        MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                            "/plot debugexec addcmd <file>");
                         return false;
                     }
                 case "runasync":
@@ -324,7 +343,8 @@ import java.util.concurrent.CompletableFuture;
                                 break;
                             }
                         default:
-                            C.COMMAND_SYNTAX.send(player, "/plot debugexec list-scripts [#]");
+                            Captions.COMMAND_SYNTAX
+                                .send(player, "/plot debugexec list-scripts [#]");
                             return false;
                     }
 
@@ -341,7 +361,7 @@ import java.util.concurrent.CompletableFuture;
                     return true;
                 case "allcmd":
                     if (args.length < 3) {
-                        C.COMMAND_SYNTAX
+                        Captions.COMMAND_SYNTAX
                             .send(player, "/plot debugexec allcmd <condition> <command>");
                         return false;
                     }
@@ -381,7 +401,8 @@ import java.util.concurrent.CompletableFuture;
                     break;
                 case "all":
                     if (args.length < 3) {
-                        C.COMMAND_SYNTAX.send(player, "/plot debugexec all <condition> <code>");
+                        Captions.COMMAND_SYNTAX
+                            .send(player, "/plot debugexec all <condition> <code>");
                         return false;
                     }
                     script =
@@ -394,7 +415,7 @@ import java.util.concurrent.CompletableFuture;
                     script = StringMan.join(args, " ");
             }
             if (!(player instanceof ConsolePlayer)) {
-                MainUtil.sendMessage(player, C.NOT_CONSOLE);
+                MainUtil.sendMessage(player, Captions.NOT_CONSOLE);
                 return false;
             }
             init();
@@ -411,8 +432,8 @@ import java.util.concurrent.CompletableFuture;
                         } catch (ScriptException e) {
                             e.printStackTrace();
                         }
-                        PlotSquared.log(
-                            "> " + (System.currentTimeMillis() - start) + "ms -> " + result);
+                        PlotSquared
+                            .log("> " + (System.currentTimeMillis() - start) + "ms -> " + result);
                     });
                 } else {
                     long start = System.currentTimeMillis();

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugFixFlags.java

@@ -3,7 +3,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 import com.github.intellectualsites.plotsquared.commands.Argument;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.flag.Flag;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -28,7 +28,7 @@ public class DebugFixFlags extends SubCommand {
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
         PlotArea area = PlotSquared.get().getPlotAreaByString(args[0]);
         if (area == null || !WorldUtil.IMP.isWorld(area.worldname)) {
-            MainUtil.sendMessage(player, C.NOT_VALID_PLOT_WORLD, args[0]);
+            MainUtil.sendMessage(player, Captions.NOT_VALID_PLOT_WORLD, args[0]);
             return false;
         }
         MainUtil.sendMessage(player, "&8--- &6Starting task &8 ---");

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugImportWorlds.java

@@ -37,10 +37,20 @@ import java.util.concurrent.CompletableFuture;
         SinglePlotArea area = ((SinglePlotAreaManager) pam).getArea();
         PlotId id = new PlotId(0, 0);
         File container = PlotSquared.imp().getWorldContainer();
+        if (container.equals(new File("."))) {
+            player.sendMessage(
+                "World container must be configured to be a separate directory to your base files!");
+            return;
+        }
         for (File folder : container.listFiles()) {
             String name = folder.getName();
-            if (!WorldUtil.IMP.isWorld(name) && PlotId.fromString(name) == null) {
-                UUID uuid = UUIDHandler.getUUID(name, null);
+            if (!WorldUtil.IMP.isWorld(name) && PlotId.fromStringOrNull(name) == null) {
+                UUID uuid;
+                if (name.length() > 16) {
+                    uuid = UUID.fromString(name);
+                } else {
+                    uuid = UUIDHandler.getUUID(name, null);
+                }
                 if (uuid == null) {
                     uuid =
                         UUID.nameUUIDFromBytes(("OfflinePlayer:" + name).getBytes(Charsets.UTF_8));

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugPaste.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.util.IncendoPaster;
@@ -18,25 +18,37 @@ import java.io.File;
 import java.io.FileReader;
 import java.io.IOException;
 import java.nio.file.Files;
-import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 @CommandDeclaration(command = "debugpaste", aliases = "dp", usage = "/plot debugpaste",
-    description = "Upload settings.yml, worlds.yml, PlotSquared.use_THIS.yml and your latest.log to https://incendo.org",
+    description = "Upload settings.yml, worlds.yml, PlotSquared.use_THIS.yml and your latest.log to https://athion.net/ISPaster/paste",
     permission = "plots.debugpaste", category = CommandCategory.DEBUG) public class DebugPaste
     extends SubCommand {
 
+    private static String readFile(@NonNull final File file) throws IOException {
+        final List<String> lines;
+        try (final BufferedReader reader = new BufferedReader(new FileReader(file))) {
+            lines = reader.lines().collect(Collectors.toList());
+        }
+        final StringBuilder content = new StringBuilder();
+        for (int i = Math.max(0, lines.size() - 1000); i < lines.size(); i++) {
+            content.append(lines.get(i)).append("\n");
+        }
+        return content.toString();
+    }
+
     @Override public boolean onCommand(final PlotPlayer player, String[] args) {
         TaskManager.runTaskAsync(() -> {
             try {
-                final IncendoPaster incendoPaster = new IncendoPaster("plotsquared");
 
                 StringBuilder b = new StringBuilder();
                 b.append(
                     "# Welcome to this paste\n# It is meant to provide us at IntellectualSites with better information about your "
                         + "problem\n\n");
                 b.append("# Server Information\n");
-                b.append("server.version: ").append(PlotSquared.get().IMP.getServerImplementation()).append("\n");
+                b.append("server.version: ").append(PlotSquared.get().IMP.getServerImplementation())
+                    .append("\n");
                 b.append("online_mode: ").append(UUIDHandler.getUUIDWrapper()).append(';')
                     .append(!Settings.UUID.OFFLINE).append('\n');
                 b.append("plugins:");
@@ -55,40 +67,42 @@ import java.util.List;
                 b.append("memory.max: ").append(runtime.maxMemory()).append('\n');
                 b.append("java.specification.version: '")
                     .append(System.getProperty("java.specification.version")).append("'\n");
-                b.append("java.vendor: '").append(System.getProperty("java.vendor"))
-                    .append("'\n");
+                b.append("java.vendor: '").append(System.getProperty("java.vendor")).append("'\n");
                 b.append("java.version: '").append(System.getProperty("java.version"))
                     .append("'\n");
                 b.append("os.arch: '").append(System.getProperty("os.arch")).append("'\n");
                 b.append("os.name: '").append(System.getProperty("os.name")).append("'\n");
-                b.append("os.version: '").append(System.getProperty("os.version"))
-                    .append("'\n\n");
+                b.append("os.version: '").append(System.getProperty("os.version")).append("'\n\n");
                 b.append("# Okay :D Great. You are now ready to create your bug report!");
                 b.append(
                     "\n# You can do so at https://github.com/IntellectualSites/PlotSquared/issues");
                 b.append("\n# or via our Discord at https://discord.gg/ngZCzbU");
 
+                final IncendoPaster incendoPaster = new IncendoPaster("plotsquared");
                 incendoPaster.addFile(new IncendoPaster.PasteFile("information", b.toString()));
 
                 try {
-                    final File logFile = new File(PlotSquared.get().IMP.getDirectory(),
-                        "../../logs/latest.log");
+                    final File logFile =
+                        new File(PlotSquared.get().IMP.getDirectory(), "../../logs/latest.log");
                     if (Files.size(logFile.toPath()) > 14_000_000) {
                         throw new IOException("Too big...");
                     }
-                    incendoPaster.addFile(new IncendoPaster.PasteFile("latest.log", readFile(logFile)));
+                    incendoPaster
+                        .addFile(new IncendoPaster.PasteFile("latest.log", readFile(logFile)));
                 } catch (IOException ignored) {
-                    MainUtil.sendMessage(player,
-                        "&clatest.log is too big to be pasted, will ignore");
+                    MainUtil
+                        .sendMessage(player, "&clatest.log is too big to be pasted, will ignore");
                 }
 
                 try {
-                    incendoPaster.addFile(new IncendoPaster.PasteFile("settings.yml", readFile(PlotSquared.get().configFile)));
+                    incendoPaster.addFile(new IncendoPaster.PasteFile("settings.yml",
+                        readFile(PlotSquared.get().configFile)));
                 } catch (final IllegalArgumentException ignored) {
                     MainUtil.sendMessage(player, "&cSkipping settings.yml because it's empty");
                 }
                 try {
-                    incendoPaster.addFile(new IncendoPaster.PasteFile("worlds.yml", readFile(PlotSquared.get().worldsFile)));
+                    incendoPaster.addFile(new IncendoPaster.PasteFile("worlds.yml",
+                        readFile(PlotSquared.get().worldsFile)));
                 } catch (final IllegalArgumentException ignored) {
                     MainUtil.sendMessage(player, "&cSkipping worlds.yml because it's empty");
                 }
@@ -96,25 +110,30 @@ import java.util.List;
                     incendoPaster.addFile(new IncendoPaster.PasteFile("PlotSquared.use_THIS.yml",
                         readFile(PlotSquared.get().translationFile)));
                 } catch (final IllegalArgumentException ignored) {
-                    MainUtil.sendMessage(player, "&cSkipping PlotSquared.use_THIS.yml because it's empty");
+                    MainUtil.sendMessage(player,
+                        "&cSkipping PlotSquared.use_THIS.yml because it's empty");
                 }
 
                 try {
                     final String rawResponse = incendoPaster.upload();
-                    final JsonObject jsonObject = new JsonParser().parse(rawResponse).getAsJsonObject();
+                    final JsonObject jsonObject =
+                        new JsonParser().parse(rawResponse).getAsJsonObject();
 
                     if (jsonObject.has("created")) {
                         final String pasteId = jsonObject.get("paste_id").getAsString();
-                        final String link = String.format("https://incendo.org/paste/view/%s", pasteId);
-                        player.sendMessage(
-                            C.DEBUG_REPORT_CREATED.s().replace("%url%", link));
+                        final String link =
+                            String.format("https://athion.net/ISPaster/paste/view/%s", pasteId);
+                        player
+                            .sendMessage(Captions.DEBUG_REPORT_CREATED.s().replace("%url%", link));
                     } else {
                         final String responseMessage = jsonObject.get("response").getAsString();
-                        MainUtil.sendMessage(player, String.format("&cFailed to create the debug paste: %s", responseMessage));
+                        MainUtil.sendMessage(player, String
+                            .format("&cFailed to create the debug paste: %s", responseMessage));
                     }
                 } catch (final Throwable throwable) {
                     throwable.printStackTrace();
-                    MainUtil.sendMessage(player, "&cFailed to create the debug paste: " + throwable.getMessage());
+                    MainUtil.sendMessage(player,
+                        "&cFailed to create the debug paste: " + throwable.getMessage());
                 }
             } catch (IOException e) {
                 e.printStackTrace();
@@ -122,19 +141,4 @@ import java.util.List;
         });
         return true;
     }
-
-    private static String readFile(@NonNull final File file) throws IOException {
-        final StringBuilder content = new StringBuilder();
-        final List<String> lines = new ArrayList<>();
-        try (final BufferedReader reader = new BufferedReader(new FileReader(file))) {
-            String line;
-            while ((line = reader.readLine()) != null) {
-                lines.add(line);
-            }
-        }
-        for (int i = Math.max(0, lines.size() - 1000); i < lines.size(); i++) {
-            content.append(lines.get(i)).append("\n");
-        }
-        return content.toString();
-    }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugRoadRegen.java

@@ -1,41 +1,109 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridPlotManager;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridPlotWorld;
+import com.github.intellectualsites.plotsquared.plot.generator.HybridUtils;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotArea;
+import com.github.intellectualsites.plotsquared.plot.object.PlotManager;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
 
-@CommandDeclaration(command = "debugroadregen", usage = "/plot debugroadregen",
+import java.util.Arrays;
+
+@CommandDeclaration(command = "debugroadregen", usage = DebugRoadRegen.USAGE,
     requiredType = RequiredType.NONE,
-    description = "Regenerate all roads based on the road schematic",
+    description = "Regenerate roads in the plot or region the user is, based on the road schematic",
     category = CommandCategory.DEBUG, permission = "plots.debugroadregen")
 public class DebugRoadRegen extends SubCommand {
+    public static final String USAGE = "/plot debugroadregen <plot|region [height]>";
 
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
+        if (args.length < 1) {
+            MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                DebugRoadRegen.USAGE);
+            return false;
+        }
+        String kind = args[0].toLowerCase();
+        switch (kind) {
+            case "plot":
+                return regenPlot(player);
+
+            case "region":
+                return regenRegion(player, Arrays.copyOfRange(args, 1, args.length));
+
+            default:
+                MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                    DebugRoadRegen.USAGE);
+                return false;
+        }
+    }
+
+    public boolean regenPlot(PlotPlayer player) {
         Location loc = player.getLocation();
-        PlotArea plotArea = loc.getPlotArea();
-        if (!(plotArea instanceof HybridPlotWorld)) {
-            return sendMessage(player, C.NOT_IN_PLOT_WORLD);
+        PlotArea area = loc.getPlotArea();
+        if (area == null) {
+            return sendMessage(player, Captions.NOT_IN_PLOT_WORLD);
         }
         Plot plot = player.getCurrentPlot();
         if (plot == null) {
-            C.NOT_IN_PLOT.send(player);
+            Captions.NOT_IN_PLOT.send(player);
         } else if (plot.isMerged()) {
-            C.REQUIRES_UNMERGED.send(player);
+            Captions.REQUIRES_UNMERGED.send(player);
         } else {
-            HybridPlotManager manager = (HybridPlotManager) plotArea.getPlotManager();
-            manager.createRoadEast(plotArea, plot);
-            manager.createRoadSouth(plotArea, plot);
-            manager.createRoadSouthEast(plotArea, plot);
+            PlotManager manager = area.getPlotManager();
+            manager.createRoadEast(plot);
+            manager.createRoadSouth(plot);
+            manager.createRoadSouthEast(plot);
             MainUtil.sendMessage(player, "&6Regenerating plot south/east roads: " + plot.getId()
                 + "\n&6 - Result: &aSuccess");
             MainUtil.sendMessage(player, "&cTo regenerate all roads: /plot regenallroads");
         }
         return true;
     }
+
+    public boolean regenRegion(PlotPlayer player, String[] args) {
+        int height = 0;
+        if (args.length == 1) {
+            try {
+                height = Integer.parseInt(args[0]);
+            } catch (NumberFormatException ignored) {
+                MainUtil.sendMessage(player, Captions.NOT_VALID_NUMBER, "(0, 256)");
+                MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                    DebugRoadRegen.USAGE);
+                return false;
+            }
+        } else if (args.length != 0) {
+            MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                DebugRoadRegen.USAGE);
+            return false;
+        }
+
+        Location loc = player.getLocation();
+        PlotArea area = loc.getPlotArea();
+        if (area == null) {
+            return sendMessage(player, Captions.NOT_IN_PLOT_WORLD);
+        }
+        Plot plot = player.getCurrentPlot();
+        PlotManager manager = area.getPlotManager();
+        if (!(manager instanceof HybridPlotManager)) {
+            MainUtil.sendMessage(player, Captions.NOT_VALID_PLOT_WORLD);
+            return true;
+        }
+        MainUtil
+            .sendMessage(player, "&cIf no schematic is set, the following will not do anything");
+        MainUtil.sendMessage(player,
+            "&7 - To set a schematic, stand in a plot and use &c/plot createroadschematic");
+        MainUtil.sendMessage(player, "&cTo regenerate all roads: /plot regenallroads");
+        boolean result = HybridUtils.manager.scheduleSingleRegionRoadUpdate(plot, height);
+        if (!result) {
+            MainUtil.sendMessage(player,
+                "&cCannot schedule mass schematic update! (Is one already in progress?)");
+            return false;
+        }
+        return true;
+    }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/DebugSaveTest.java

@@ -16,14 +16,10 @@ import java.util.ArrayList;
 public class DebugSaveTest extends SubCommand {
 
     @Override public boolean onCommand(final PlotPlayer player, String[] args) {
-        ArrayList<Plot> plots = new ArrayList<Plot>();
-        plots.addAll(PlotSquared.get().getPlots());
+        ArrayList<Plot> plots = new ArrayList<>(PlotSquared.get().getPlots());
         MainUtil.sendMessage(player, "&6Starting `DEBUGSAVETEST`");
-        DBFunc.createPlotsAndData(plots, new Runnable() {
-            @Override public void run() {
-                MainUtil.sendMessage(player, "&6Database sync finished!");
-            }
-        });
+        DBFunc.createPlotsAndData(plots,
+            () -> MainUtil.sendMessage(player, "&6Database sync finished!"));
         return true;
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Delete.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.object.*;
 import com.github.intellectualsites.plotsquared.plot.util.*;
@@ -16,18 +16,17 @@ import com.github.intellectualsites.plotsquared.plot.util.*;
     // The syntax also works with any command: /plot <plot> <command>
 
     @Override public boolean onCommand(final PlotPlayer player, String[] args) {
-
         Location loc = player.getLocation();
         final Plot plot = loc.getPlotAbs();
         if (plot == null) {
-            return !sendMessage(player, C.NOT_IN_PLOT);
+            return !sendMessage(player, Captions.NOT_IN_PLOT);
         }
         if (!plot.hasOwner()) {
-            return !sendMessage(player, C.PLOT_UNOWNED);
+            return !sendMessage(player, Captions.PLOT_UNOWNED);
         }
         if (!plot.isOwner(player.getUUID()) && !Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_DELETE)) {
-            return !sendMessage(player, C.NO_PLOT_PERMS);
+            .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_DELETE)) {
+            return !sendMessage(player, Captions.NO_PLOT_PERMS);
         }
         final PlotArea plotArea = plot.getArea();
         final java.util.Set<Plot> plots = plot.getConnectedPlots();
@@ -36,7 +35,7 @@ import com.github.intellectualsites.plotsquared.plot.util.*;
         Runnable run = new Runnable() {
             @Override public void run() {
                 if (plot.getRunning() > 0) {
-                    MainUtil.sendMessage(player, C.WAIT_FOR_TIMER);
+                    MainUtil.sendMessage(player, Captions.WAIT_FOR_TIMER);
                     return;
                 }
                 final long start = System.currentTimeMillis();
@@ -48,17 +47,17 @@ import com.github.intellectualsites.plotsquared.plot.util.*;
                             double value = plots.size() * valueExr.evaluate((double) currentPlots);
                             if (value > 0d) {
                                 EconHandler.manager.depositMoney(player, value);
-                                sendMessage(player, C.ADDED_BALANCE, String.valueOf(value));
+                                sendMessage(player, Captions.ADDED_BALANCE, String.valueOf(value));
                             }
                         }
-                        MainUtil.sendMessage(player, C.DELETING_DONE,
+                        MainUtil.sendMessage(player, Captions.DELETING_DONE,
                             System.currentTimeMillis() - start);
                     }
                 });
                 if (result) {
                     plot.addRunning();
                 } else {
-                    MainUtil.sendMessage(player, C.WAIT_FOR_TIMER);
+                    MainUtil.sendMessage(player, Captions.WAIT_FOR_TIMER);
                 }
             }
         };

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Deny.java

@@ -3,20 +3,24 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 import com.github.intellectualsites.plotsquared.commands.Argument;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
-import com.github.intellectualsites.plotsquared.plot.util.*;
+import com.github.intellectualsites.plotsquared.plot.util.EventUtil;
+import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
+import com.github.intellectualsites.plotsquared.plot.util.Permissions;
+import com.github.intellectualsites.plotsquared.plot.util.PlotGameMode;
+import com.github.intellectualsites.plotsquared.plot.util.UUIDHandler;
+import com.github.intellectualsites.plotsquared.plot.util.WorldUtil;
 
-import java.util.Iterator;
 import java.util.Set;
 import java.util.UUID;
 
 @CommandDeclaration(command = "deny", aliases = {"d", "ban"},
     description = "Deny a user from a plot", usage = "/plot deny <player>",
-    category = CommandCategory.SETTINGS, requiredType = RequiredType.NONE) public class Deny
+    category = CommandCategory.SETTINGS, requiredType = RequiredType.PLAYER) public class Deny
     extends SubCommand {
 
     public Deny() {
@@ -28,38 +32,36 @@ import java.util.UUID;
         Location location = player.getLocation();
         Plot plot = location.getPlotAbs();
         if (plot == null) {
-            return !sendMessage(player, C.NOT_IN_PLOT);
+            return !sendMessage(player, Captions.NOT_IN_PLOT);
         }
         if (!plot.hasOwner()) {
-            MainUtil.sendMessage(player, C.PLOT_UNOWNED);
+            MainUtil.sendMessage(player, Captions.PLOT_UNOWNED);
             return false;
         }
         if (!plot.isOwner(player.getUUID()) && !Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_DENY)) {
-            MainUtil.sendMessage(player, C.NO_PLOT_PERMS);
+            .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_DENY)) {
+            MainUtil.sendMessage(player, Captions.NO_PLOT_PERMS);
             return true;
         }
         Set<UUID> uuids = MainUtil.getUUIDsFromString(args[0]);
         if (uuids.isEmpty()) {
-            MainUtil.sendMessage(player, C.INVALID_PLAYER, args[0]);
+            MainUtil.sendMessage(player, Captions.INVALID_PLAYER, args[0]);
             return false;
         }
-        Iterator<UUID> iter = uuids.iterator();
-        while (iter.hasNext()) {
-            UUID uuid = iter.next();
+        for (UUID uuid : uuids) {
             if (uuid == DBFunc.EVERYONE && !(
-                Permissions.hasPermission(player, C.PERMISSION_DENY_EVERYONE) || Permissions
-                    .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_DENY))) {
-                MainUtil.sendMessage(player, C.INVALID_PLAYER, MainUtil.getName(uuid));
+                Permissions.hasPermission(player, Captions.PERMISSION_DENY_EVERYONE) || Permissions
+                    .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_DENY))) {
+                MainUtil.sendMessage(player, Captions.INVALID_PLAYER, MainUtil.getName(uuid));
                 continue;
             }
             if (plot.isOwner(uuid)) {
-                MainUtil.sendMessage(player, C.ALREADY_OWNER, MainUtil.getName(uuid));
+                MainUtil.sendMessage(player, Captions.ALREADY_OWNER, MainUtil.getName(uuid));
                 return false;
             }
 
             if (plot.getDenied().contains(uuid)) {
-                MainUtil.sendMessage(player, C.ALREADY_ADDED, MainUtil.getName(uuid));
+                MainUtil.sendMessage(player, Captions.ALREADY_ADDED, MainUtil.getName(uuid));
                 return false;
             }
             if (uuid != DBFunc.EVERYONE) {
@@ -77,7 +79,7 @@ import java.util.UUID;
             }
         }
         if (!uuids.isEmpty()) {
-            MainUtil.sendMessage(player, C.DENIED_ADDED);
+            MainUtil.sendMessage(player, Captions.DENIED_ADDED);
         }
         return true;
     }
@@ -97,13 +99,13 @@ import java.util.UUID;
         }
         Location loc = player.getLocation();
         Location spawn = WorldUtil.IMP.getSpawn(loc.getWorld());
-        MainUtil.sendMessage(player, C.YOU_GOT_DENIED);
+        MainUtil.sendMessage(player, Captions.YOU_GOT_DENIED);
         if (plot.equals(spawn.getPlot())) {
             Location newSpawn =
                 WorldUtil.IMP.getSpawn(PlotSquared.get().getPlotAreaManager().getAllWorlds()[0]);
             if (plot.equals(newSpawn.getPlot())) {
                 // Kick from server if you can't be teleported to spawn
-                player.kick(C.YOU_GOT_DENIED.s());
+                player.kick(Captions.YOU_GOT_DENIED.s());
             } else {
                 player.teleport(newSpawn);
             }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Desc.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.flag.FlagManager;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -11,20 +11,20 @@ import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
 @CommandDeclaration(command = "setdescription", permission = "plots.set.desc",
     description = "Set the plot description", usage = "/plot desc <description>",
     aliases = {"desc", "setdesc", "setd", "description"}, category = CommandCategory.SETTINGS,
-    requiredType = RequiredType.NONE) public class Desc extends SetCommand {
+    requiredType = RequiredType.PLAYER) public class Desc extends SetCommand {
 
     @Override public boolean set(PlotPlayer player, Plot plot, String desc) {
         if (desc.isEmpty()) {
             plot.removeFlag(Flags.DESCRIPTION);
-            MainUtil.sendMessage(player, C.DESC_UNSET);
+            MainUtil.sendMessage(player, Captions.DESC_UNSET);
             return true;
         }
         boolean result = FlagManager.addPlotFlag(plot, Flags.DESCRIPTION, desc);
         if (!result) {
-            MainUtil.sendMessage(player, C.FLAG_NOT_ADDED);
+            MainUtil.sendMessage(player, Captions.FLAG_NOT_ADDED);
             return false;
         }
-        MainUtil.sendMessage(player, C.DESC_SET);
+        MainUtil.sendMessage(player, Captions.DESC_SET);
         return true;
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Dislike.java

@@ -0,0 +1,15 @@
+package com.github.intellectualsites.plotsquared.plot.commands;
+
+import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
+import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
+
+@CommandDeclaration(command = "dislike", permission = "plots.dislike",
+    description = "Dislike the plot", usage = "/plot dislike [next|purge]",
+    category = CommandCategory.INFO, requiredType = RequiredType.PLAYER) public class Dislike
+    extends SubCommand {
+
+    @Override public boolean onCommand(PlotPlayer player, String[] args) {
+        return Like.handleLike(player, args, false);
+    }
+
+}

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Done.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.generator.HybridUtils;
@@ -22,23 +22,23 @@ import com.github.intellectualsites.plotsquared.plot.util.expiry.PlotAnalysis;
         Location loc = player.getLocation();
         final Plot plot = loc.getPlotAbs();
         if ((plot == null) || !plot.hasOwner()) {
-            return !sendMessage(player, C.NOT_IN_PLOT);
+            return !sendMessage(player, Captions.NOT_IN_PLOT);
         }
         if (!plot.isOwner(player.getUUID()) && !Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN_COMMAND_DONE)) {
-            MainUtil.sendMessage(player, C.NO_PLOT_PERMS);
+            .hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_DONE)) {
+            MainUtil.sendMessage(player, Captions.NO_PLOT_PERMS);
             return false;
         }
         if (plot.hasFlag(Flags.DONE)) {
-            MainUtil.sendMessage(player, C.DONE_ALREADY_DONE);
+            MainUtil.sendMessage(player, Captions.DONE_ALREADY_DONE);
             return false;
         }
         if (plot.getRunning() > 0) {
-            MainUtil.sendMessage(player, C.WAIT_FOR_TIMER);
+            MainUtil.sendMessage(player, Captions.WAIT_FOR_TIMER);
             return false;
         }
         plot.addRunning();
-        MainUtil.sendMessage(player, C.GENERATING_LINK);
+        MainUtil.sendMessage(player, Captions.GENERATING_LINK);
         final Settings.Auto_Clear doneRequirements = Settings.AUTO_CLEAR.get("done");
         if (ExpireManager.IMP == null || doneRequirements == null) {
             finish(plot, player, true);
@@ -60,9 +60,9 @@ import com.github.intellectualsites.plotsquared.plot.util.expiry.PlotAnalysis;
         if (success) {
             long flagValue = System.currentTimeMillis() / 1000;
             plot.setFlag(Flags.DONE, flagValue);
-            MainUtil.sendMessage(pp, C.DONE_SUCCESS);
+            MainUtil.sendMessage(pp, Captions.DONE_SUCCESS);
         } else {
-            MainUtil.sendMessage(pp, C.DONE_INSUFFICIENT_COMPLEXITY);
+            MainUtil.sendMessage(pp, Captions.DONE_INSUFFICIENT_COMPLEXITY);
         }
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Download.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.flag.Flags;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
@@ -21,34 +21,34 @@ import java.net.URL;
     @Override public boolean onCommand(final PlotPlayer player, String[] args) {
         String world = player.getLocation().getWorld();
         if (!PlotSquared.get().hasPlotArea(world)) {
-            return !sendMessage(player, C.NOT_IN_PLOT_WORLD);
+            return !sendMessage(player, Captions.NOT_IN_PLOT_WORLD);
         }
         final Plot plot = player.getCurrentPlot();
         if (plot == null) {
-            return !sendMessage(player, C.NOT_IN_PLOT);
+            return !sendMessage(player, Captions.NOT_IN_PLOT);
         }
         if (!plot.hasOwner()) {
-            MainUtil.sendMessage(player, C.PLOT_UNOWNED);
+            MainUtil.sendMessage(player, Captions.PLOT_UNOWNED);
             return false;
         }
         if ((Settings.Done.REQUIRED_FOR_DOWNLOAD && (!plot.getFlag(Flags.DONE).isPresent()))
-            && !Permissions.hasPermission(player, C.PERMISSION_ADMIN_COMMAND_DOWNLOAD)) {
-            MainUtil.sendMessage(player, C.DONE_NOT_DONE);
+            && !Permissions.hasPermission(player, Captions.PERMISSION_ADMIN_COMMAND_DOWNLOAD)) {
+            MainUtil.sendMessage(player, Captions.DONE_NOT_DONE);
             return false;
         }
         if ((!plot.isOwner(player.getUUID())) && !Permissions
-            .hasPermission(player, C.PERMISSION_ADMIN.s())) {
-            MainUtil.sendMessage(player, C.NO_PLOT_PERMS);
+            .hasPermission(player, Captions.PERMISSION_ADMIN.s())) {
+            MainUtil.sendMessage(player, Captions.NO_PLOT_PERMS);
             return false;
         }
         if (plot.getRunning() > 0) {
-            MainUtil.sendMessage(player, C.WAIT_FOR_TIMER);
+            MainUtil.sendMessage(player, Captions.WAIT_FOR_TIMER);
             return false;
         }
         if (args.length == 0 || (args.length == 1 && StringMan
             .isEqualIgnoreCaseToAny(args[0], "sch", "schem", "schematic"))) {
             if (plot.getVolume() > Integer.MAX_VALUE) {
-                C.SCHEMATIC_TOO_LARGE.send(player);
+                Captions.SCHEMATIC_TOO_LARGE.send(player);
                 return false;
             }
             plot.addRunning();
@@ -58,7 +58,7 @@ import java.net.URL;
                     SchematicHandler.manager.upload(value, null, null, new RunnableVal<URL>() {
                         @Override public void run(URL url) {
                             if (url == null) {
-                                MainUtil.sendMessage(player, C.GENERATING_LINK_FAILED);
+                                MainUtil.sendMessage(player, Captions.GENERATING_LINK_FAILED);
                                 return;
                             }
                             MainUtil.sendMessage(player, url.toString());
@@ -68,8 +68,8 @@ import java.net.URL;
             });
         } else if (args.length == 1 && StringMan
             .isEqualIgnoreCaseToAny(args[0], "mcr", "world", "mca")) {
-            if (!Permissions.hasPermission(player, C.PERMISSION_DOWNLOAD_WORLD)) {
-                C.NO_PERMISSION.send(player, C.PERMISSION_DOWNLOAD_WORLD);
+            if (!Permissions.hasPermission(player, Captions.PERMISSION_DOWNLOAD_WORLD)) {
+                Captions.NO_PERMISSION.send(player, Captions.PERMISSION_DOWNLOAD_WORLD);
                 return false;
             }
             MainUtil.sendMessage(player, "&cNote: The `.mca` files are 512x512");
@@ -79,17 +79,17 @@ import java.net.URL;
                 @Override public void run(URL url) {
                     plot.removeRunning();
                     if (url == null) {
-                        MainUtil.sendMessage(player, C.GENERATING_LINK_FAILED);
+                        MainUtil.sendMessage(player, Captions.GENERATING_LINK_FAILED);
                         return;
                     }
                     MainUtil.sendMessage(player, url.toString());
                 }
             });
         } else {
-            C.COMMAND_SYNTAX.send(player, getUsage());
+            Captions.COMMAND_SYNTAX.send(player, getUsage());
             return false;
         }
-        MainUtil.sendMessage(player, C.GENERATING_LINK);
+        MainUtil.sendMessage(player, Captions.GENERATING_LINK);
         return true;
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/FlagCmd.java

@@ -2,14 +2,25 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
 import com.github.intellectualsites.plotsquared.plot.PlotSquared;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.config.Settings;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
-import com.github.intellectualsites.plotsquared.plot.flag.*;
+import com.github.intellectualsites.plotsquared.plot.flag.Flag;
+import com.github.intellectualsites.plotsquared.plot.flag.FlagManager;
+import com.github.intellectualsites.plotsquared.plot.flag.Flags;
+import com.github.intellectualsites.plotsquared.plot.flag.IntegerFlag;
+import com.github.intellectualsites.plotsquared.plot.flag.ListFlag;
+import com.github.intellectualsites.plotsquared.plot.flag.PlotBlockListFlag;
 import com.github.intellectualsites.plotsquared.plot.object.Location;
 import com.github.intellectualsites.plotsquared.plot.object.Plot;
+import com.github.intellectualsites.plotsquared.plot.object.PlotBlock;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
-import com.github.intellectualsites.plotsquared.plot.util.*;
+import com.github.intellectualsites.plotsquared.plot.util.MainUtil;
+import com.github.intellectualsites.plotsquared.plot.util.MathMan;
+import com.github.intellectualsites.plotsquared.plot.util.Permissions;
+import com.github.intellectualsites.plotsquared.plot.util.PlotWeather;
+import com.github.intellectualsites.plotsquared.plot.util.StringComparison;
+import com.github.intellectualsites.plotsquared.plot.util.StringMan;
 
 import java.util.*;
 
@@ -21,7 +32,8 @@ import java.util.*;
     private boolean checkPermValue(PlotPlayer player, Flag flag, String key, String value) {
         key = key.toLowerCase();
         value = value.toLowerCase();
-        String perm = C.PERMISSION_SET_FLAG_KEY_VALUE.f(key.toLowerCase(), value.toLowerCase());
+        String perm =
+            Captions.PERMISSION_SET_FLAG_KEY_VALUE.f(key.toLowerCase(), value.toLowerCase());
         if (flag instanceof IntegerFlag && MathMan.isInteger(value)) {
             try {
                 int numeric = Integer.parseInt(value);
@@ -30,13 +42,39 @@ import java.util.*;
                     int checkRange = PlotSquared.get().getPlatform().equalsIgnoreCase("bukkit") ?
                         numeric :
                         Settings.Limit.MAX_PLOTS;
-                    return player.hasPermissionRange(perm, checkRange) >= numeric;
+                    final boolean result = player.hasPermissionRange(perm, checkRange) >= numeric;
+                    if (!result) {
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_SET_FLAG_KEY_VALUE
+                                .f(key.toLowerCase(), value.toLowerCase()));
+                    }
+                    return result;
                 }
 
             } catch (NumberFormatException ignore) {
             }
+        } else if (flag instanceof PlotBlockListFlag) {
+            final PlotBlockListFlag blockListFlag = (PlotBlockListFlag) flag;
+            final HashSet<PlotBlock> parsedBlocks = blockListFlag.parseValue(value);
+            for (final PlotBlock block : parsedBlocks) {
+                final String permission = Captions.PERMISSION_SET_FLAG_KEY_VALUE
+                    .f(key.toLowerCase(), block.getRawId().toString().toLowerCase());
+                final boolean result = Permissions.hasPermission(player, permission);
+                if (!result) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_SET_FLAG_KEY_VALUE
+                            .f(key.toLowerCase(), value.toLowerCase()));
+                    return false;
                 }
-        return Permissions.hasPermission(player, perm);
+            }
+            return true;
+        }
+        final boolean result = Permissions.hasPermission(player, perm);
+        if (!result) {
+            MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                Captions.PERMISSION_SET_FLAG_KEY_VALUE.f(key.toLowerCase(), value.toLowerCase()));
+        }
+        return result;
     }
 
     @Override public boolean onCommand(PlotPlayer player, String[] args) {
@@ -49,22 +87,24 @@ import java.util.*;
          *  plot flag list
          */
         if (args.length == 0) {
-            MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot flag <set|remove|add|list|info>");
+            MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                "/plot flag <set|remove|add|list|info>");
             return false;
         }
         Location loc = player.getLocation();
         Plot plot = loc.getPlotAbs();
         if (plot == null) {
-            MainUtil.sendMessage(player, C.NOT_IN_PLOT);
+            MainUtil.sendMessage(player, Captions.NOT_IN_PLOT);
             return false;
         }
         if (!plot.hasOwner()) {
-            sendMessage(player, C.PLOT_NOT_CLAIMED);
+            sendMessage(player, Captions.PLOT_NOT_CLAIMED);
             return false;
         }
         if (!plot.isOwner(player.getUUID()) && !Permissions
-            .hasPermission(player, C.PERMISSION_SET_FLAG_OTHER)) {
-            MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_SET_FLAG_OTHER);
+            .hasPermission(player, Captions.PERMISSION_SET_FLAG_OTHER)) {
+            MainUtil
+                .sendMessage(player, Captions.NO_PERMISSION, Captions.PERMISSION_SET_FLAG_OTHER);
             return false;
         }
         Flag<?> flag = null;
@@ -77,47 +117,47 @@ import java.util.*;
                         new StringComparison<>(args[1], Flags.getFlags());
                     String best = stringComparison.getBestMatch();
                     if (best != null) {
-                        MainUtil.sendMessage(player, C.NOT_VALID_FLAG_SUGGESTED, best);
+                        MainUtil.sendMessage(player, Captions.NOT_VALID_FLAG_SUGGESTED, best);
                         suggested = true;
                     }
                 } catch (final Exception ignored) { /* Happens sometimes because of mean code */ }
                 if (!suggested) {
-                    MainUtil.sendMessage(player, C.NOT_VALID_FLAG);
+                    MainUtil.sendMessage(player, Captions.NOT_VALID_FLAG);
                 }
                 return false;
             }
         }
         switch (args[0].toLowerCase()) {
             case "info": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_SET_FLAG)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, "plots.flag.info");
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_SET_FLAG)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION, "plots.flag.info");
                     return false;
                 }
                 if (args.length != 2) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot flag info <flag>");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX, "/plot flag info <flag>");
                     return false;
                 }
                 // flag key
-                MainUtil.sendMessage(player, C.FLAG_KEY, flag.getName());
+                MainUtil.sendMessage(player, Captions.FLAG_KEY, flag.getName());
                 // flag type
-                MainUtil.sendMessage(player, C.FLAG_TYPE, flag.getClass().getSimpleName());
+                MainUtil.sendMessage(player, Captions.FLAG_TYPE, flag.getClass().getSimpleName());
                 // Flag type description
-                MainUtil.sendMessage(player, C.FLAG_DESC, flag.getValueDescription());
+                MainUtil.sendMessage(player, Captions.FLAG_DESC, flag.getValueDescription());
                 return true;
             }
             case "set": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_SET_FLAG)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_SET_FLAG);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_SET_FLAG)) {
+                    MainUtil
+                        .sendMessage(player, Captions.NO_PERMISSION, Captions.PERMISSION_SET_FLAG);
                     return false;
                 }
                 if (args.length < 3) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot flag set <flag> <value>");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                        "/plot flag set <flag> <value>");
                     return false;
                 }
                 String value = StringMan.join(Arrays.copyOfRange(args, 2, args.length), " ");
                 if (!checkPermValue(player, flag, args[1], value)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_SET_FLAG_KEY_VALUE
-                        .f(args[1].toLowerCase(), value.toLowerCase()));
                     return false;
                 }
                 Object parsed = flag.parseValue(value);
@@ -127,33 +167,32 @@ import java.util.*;
                 }
                 boolean result = plot.setFlag(flag, parsed);
                 if (!result) {
-                    MainUtil.sendMessage(player, C.FLAG_NOT_ADDED);
+                    MainUtil.sendMessage(player, Captions.FLAG_NOT_ADDED);
                     return false;
                 }
-                MainUtil.sendMessage(player, C.FLAG_ADDED);
+                MainUtil.sendMessage(player, Captions.FLAG_ADDED);
                 return true;
             }
             case "remove": {
-                if (!Permissions.hasPermission(player, C.PERMISSION_FLAG_REMOVE)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_FLAG_REMOVE);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_FLAG_REMOVE)) {
+                    MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                        Captions.PERMISSION_FLAG_REMOVE);
                     return false;
                 }
                 if (args.length != 2 && args.length != 3) {
-                    MainUtil
-                        .sendMessage(player, C.COMMAND_SYNTAX, "/plot flag remove <flag> [values]");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                        "/plot flag remove <flag> [values]");
                     return false;
                 }
-                if (!Permissions
-                    .hasPermission(player, C.PERMISSION_SET_FLAG_KEY.f(args[1].toLowerCase()))) {
+                if (!Permissions.hasPermission(player,
+                    Captions.PERMISSION_SET_FLAG_KEY.f(args[1].toLowerCase()))) {
                     if (args.length != 3) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_SET_FLAG_KEY.f(args[1].toLowerCase()));
+                        MainUtil.sendMessage(player, Captions.NO_PERMISSION,
+                            Captions.PERMISSION_SET_FLAG_KEY.f(args[1].toLowerCase()));
                         return false;
                     }
                     for (String entry : args[2].split(",")) {
                         if (!checkPermValue(player, flag, args[1], entry)) {
-                            MainUtil.sendMessage(player, C.NO_PERMISSION,
-                                C.PERMISSION_SET_FLAG_KEY_VALUE.f(args[1].toLowerCase(), entry));
                             return false;
                         }
                     }
@@ -165,9 +204,19 @@ import java.util.*;
                     if (flag1.isPresent()) {
                         boolean o = flag1.get().removeAll((Collection) flag.parseValue(value));
                         if (o) {
-                            MainUtil.sendMessage(player, C.FLAG_REMOVED);
+                            if (flag1.get().isEmpty()) {
+                                final boolean result = plot.removeFlag(flag);
+                                if (result) {
+                                    MainUtil.sendMessage(player, Captions.FLAG_REMOVED);
                                 } else {
-                            MainUtil.sendMessage(player, C.FLAG_NOT_REMOVED);
+                                    MainUtil.sendMessage(player, Captions.FLAG_NOT_REMOVED);
+                                }
+                                return true;
+                            } else {
+                                MainUtil.sendMessage(player, Captions.FLAG_REMOVED);
+                            }
+                        } else {
+                            MainUtil.sendMessage(player, Captions.FLAG_NOT_REMOVED);
                             return false;
                         }
                     }
@@ -176,7 +225,7 @@ import java.util.*;
                 } else {
                     boolean result = plot.removeFlag(flag);
                     if (!result) {
-                        MainUtil.sendMessage(player, C.FLAG_NOT_REMOVED);
+                        MainUtil.sendMessage(player, Captions.FLAG_NOT_REMOVED);
                         return false;
                     }
                 }
@@ -185,23 +234,22 @@ import java.util.*;
                 } else if (flag == Flags.WEATHER) {
                     player.setWeather(PlotWeather.RESET);
                 }
-                MainUtil.sendMessage(player, C.FLAG_REMOVED);
+                MainUtil.sendMessage(player, Captions.FLAG_REMOVED);
                 return true;
             }
             case "add":
-                if (!Permissions.hasPermission(player, C.PERMISSION_FLAG_ADD)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_FLAG_ADD);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_FLAG_ADD)) {
+                    MainUtil
+                        .sendMessage(player, Captions.NO_PERMISSION, Captions.PERMISSION_FLAG_ADD);
                     return false;
                 }
                 if (args.length < 3) {
-                    MainUtil
-                        .sendMessage(player, C.COMMAND_SYNTAX, "/plot flag add <flag> <values>");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX,
+                        "/plot flag add <flag> <values>");
                     return false;
                 }
                 for (String entry : args[2].split(",")) {
                     if (!checkPermValue(player, flag, args[1], entry)) {
-                        MainUtil.sendMessage(player, C.NO_PERMISSION,
-                            C.PERMISSION_SET_FLAG_KEY_VALUE.f(args[1].toLowerCase(), entry));
                         return false;
                     }
                 }
@@ -218,51 +266,52 @@ import java.util.*;
                     if (flag1.isPresent()) {
                         boolean o = flag1.get().addAll((Collection) parsed);
                         if (o) {
-                            MainUtil.sendMessage(player, C.FLAG_ADDED);
+                            MainUtil.sendMessage(player, Captions.FLAG_ADDED);
                             val = flag1.get();
                         } else {
-                            MainUtil.sendMessage(player, C.FLAG_NOT_ADDED);
+                            MainUtil.sendMessage(player, Captions.FLAG_NOT_ADDED);
                             return false;
                         }
                     }
                 }
                 boolean result = plot.setFlag(flag, val);
                 if (!result) {
-                    MainUtil.sendMessage(player, C.FLAG_NOT_ADDED);
+                    MainUtil.sendMessage(player, Captions.FLAG_NOT_ADDED);
                     return false;
                 }
-                MainUtil.sendMessage(player, C.FLAG_ADDED);
+                MainUtil.sendMessage(player, Captions.FLAG_ADDED);
                 return true;
             case "list":
-                if (!Permissions.hasPermission(player, C.PERMISSION_FLAG_LIST)) {
-                    MainUtil.sendMessage(player, C.NO_PERMISSION, C.PERMISSION_FLAG_LIST);
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_FLAG_LIST)) {
+                    MainUtil
+                        .sendMessage(player, Captions.NO_PERMISSION, Captions.PERMISSION_FLAG_LIST);
                     return false;
                 }
                 if (args.length > 1) {
-                    MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot flag list");
+                    MainUtil.sendMessage(player, Captions.COMMAND_SYNTAX, "/plot flag list");
                     return false;
                 }
                 HashMap<String, ArrayList<String>> flags = new HashMap<>();
                 for (Flag<?> flag1 : Flags.getFlags()) {
                     String type = flag1.getClass().getSimpleName();
-                    if (!flags.containsKey(type)) {
-                        flags.put(type, new ArrayList<String>());
-                    }
+                    flags.computeIfAbsent(type, k -> new ArrayList<>());
                     flags.get(type).add(flag1.getName());
                 }
-                String message = "";
+                StringBuilder message = new StringBuilder();
                 String prefix = "";
                 for (Map.Entry<String, ArrayList<String>> entry : flags.entrySet()) {
                     String category = entry.getKey();
                     List<String> flagNames = entry.getValue();
                     Collections.sort(flagNames);
-                    message += prefix + "&6" + category + ": &7" + StringMan.join(flagNames, ", ");
+                    message.append(prefix).append("&6").append(category).append(": &7")
+                        .append(StringMan.join(flagNames, ", "));
                     prefix = "\n";
                 }
-                MainUtil.sendMessage(player, message);
+                MainUtil.sendMessage(player, message.toString());
                 return true;
         }
-        MainUtil.sendMessage(player, C.COMMAND_SYNTAX, "/plot flag <set|remove|add|list|info>");
+        MainUtil
+            .sendMessage(player, Captions.COMMAND_SYNTAX, "/plot flag <set|remove|add|list|info>");
         return false;
     }
 }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/GenerateDocs.java

@@ -1,7 +1,7 @@
 package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.Command;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.util.StringMan;
 
 import java.io.File;
@@ -142,7 +142,7 @@ public class GenerateDocs {
 
             Matcher m2 = p2.matcher(line);
             while (m2.find()) {
-                perms.add(C.valueOf("PERMISSION_" + m2.group(1)).s());
+                perms.add(Captions.valueOf("PERMISSION_" + m2.group(1)).s());
             }
             if (line.contains("Permissions.hasPermission(")) {
                 String[] split = line.split("Permissions.hasPermission");
@@ -151,7 +151,7 @@ public class GenerateDocs {
                     String perm = method.split("[,|)]")[1].trim();
                     if (!perm.equalsIgnoreCase(perm)) {
                         if (perm.startsWith("C.")) {
-                            perm = C.valueOf(perm.split("\\.")[1]).s();
+                            perm = Captions.valueOf(perm.split("\\.")[1]).s();
                         } else {
                             continue;
                         }
@@ -181,7 +181,7 @@ public class GenerateDocs {
                     String perm = method.split("[,|)]")[1].trim();
                     if (!perm.equalsIgnoreCase(perm)) {
                         if (perm.startsWith("C.")) {
-                            perm = C.valueOf(perm.split("\\.")[1]).s();
+                            perm = Captions.valueOf(perm.split("\\.")[1]).s();
                         } else {
                             continue;
                         }

Core/src/main/java/com/github/intellectualsites/plotsquared/plot/commands/Grant.java

@@ -2,7 +2,7 @@ package com.github.intellectualsites.plotsquared.plot.commands;
 
 import com.github.intellectualsites.plotsquared.commands.Command;
 import com.github.intellectualsites.plotsquared.commands.CommandDeclaration;
-import com.github.intellectualsites.plotsquared.plot.config.C;
+import com.github.intellectualsites.plotsquared.plot.config.Captions;
 import com.github.intellectualsites.plotsquared.plot.database.DBFunc;
 import com.github.intellectualsites.plotsquared.plot.object.PlotPlayer;
 import com.github.intellectualsites.plotsquared.plot.object.RunnableVal;
@@ -27,33 +27,45 @@ import java.util.concurrent.CompletableFuture;
     @Override public CompletableFuture<Boolean> execute(final PlotPlayer player, String[] args,
         RunnableVal3<Command, Runnable, Runnable> confirm,
         RunnableVal2<Command, CommandResult> whenDone) throws CommandException {
-        checkTrue(args.length >= 1 && args.length <= 2, C.COMMAND_SYNTAX, getUsage());
+        checkTrue(args.length >= 1 && args.length <= 2, Captions.COMMAND_SYNTAX, getUsage());
         final String arg0 = args[0].toLowerCase();
         switch (arg0) {
             case "add":
             case "check":
-                if (!Permissions.hasPermission(player, C.PERMISSION_GRANT.f(arg0))) {
-                    C.NO_PERMISSION.send(player, C.PERMISSION_GRANT.f(arg0));
+                if (!Permissions.hasPermission(player, Captions.PERMISSION_GRANT.f(arg0))) {
+                    Captions.NO_PERMISSION.send(player, Captions.PERMISSION_GRANT.f(arg0));
                     return CompletableFuture.completedFuture(false);
                 }
                 if (args.length > 2) {
                     break;
                 }
-                final UUID uuid =
-                    args.length == 2 ? UUIDHandler.getUUIDFromString(args[1]) : player.getUUID();
+                final UUID uuid;
+                if (args.length == 2) {
+                    uuid = UUIDHandler.getUUIDFromString(args[1]);
+                } else {
+                    uuid = player.getUUID();
+                }
                 if (uuid == null) {
-                    C.INVALID_PLAYER.send(player, args[1]);
+                    Captions.INVALID_PLAYER.send(player, args[1]);
                     return CompletableFuture.completedFuture(false);
                 }
                 MainUtil.getPersistentMeta(uuid, "grantedPlots", new RunnableVal<byte[]>() {
                     @Override public void run(byte[] array) {
                         if (arg0.equals("check")) { // check
-                            int granted =
-                                array == null ? 0 : ByteArrayUtilities.bytesToInteger(array);
-                            C.GRANTED_PLOTS.send(player, granted);
+                            int granted;
+                            if (array == null) {
+                                granted = 0;
+                            } else {
+                                granted = ByteArrayUtilities.bytesToInteger(array);
+                            }
+                            Captions.GRANTED_PLOTS.send(player, granted);
                         } else { // add
-                            int amount =
-                                1 + (array == null ? 0 : ByteArrayUtilities.bytesToInteger(array));
+                            int amount;
+                            if (array == null) {
+                                amount = 1;
+                            } else {
+                                amount = 1 + ByteArrayUtilities.bytesToInteger(array);
+                            }
                             boolean replace = array != null;
                             String key = "grantedPlots";
                             byte[] rawData = ByteArrayUtilities.integerToBytes(amount);
@@ -68,7 +80,7 @@ import java.util.concurrent.CompletableFuture;
                 });
                 return CompletableFuture.completedFuture(true);
         }
-        C.COMMAND_SYNTAX.send(player, getUsage());
+        Captions.COMMAND_SYNTAX.send(player, getUsage());
         return CompletableFuture.completedFuture(true);
     }
 }