Various changes

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

@@ -623,12 +623,10 @@ public class BukkitMain extends JavaPlugin implements Listener, IPlotMain {
             PS.get().loadWorld(worldname, (BukkitPlotGenerator) gen);
         } else if (gen != null) {
             PS.get().loadWorld(worldname, new BukkitPlotGenerator(worldname, gen));
-        } else {
+        } else if (PS.get().config.contains("worlds." + worldname)) {
-            if (PS.get().config.contains("worlds." + worldname)) {
             PS.get().loadWorld(worldname, null);
         }
     }
-    }
     
     @Override
     public SchematicHandler initSchematicHandler() {

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

@@ -51,12 +51,12 @@ final class MessagePart implements JsonRepresentedObject, ConfigurationSerializa
     }
 
     ChatColor color = ChatColor.WHITE;
-    ArrayList<ChatColor> styles = new ArrayList<ChatColor>();
+    ArrayList<ChatColor> styles = new ArrayList<>();
     String clickActionName = null, clickActionData = null, hoverActionName = null;
     JsonRepresentedObject hoverActionData = null;
     TextualComponent text = null;
     String insertionData = null;
-    ArrayList<JsonRepresentedObject> translationReplacements = new ArrayList<JsonRepresentedObject>();
+    ArrayList<JsonRepresentedObject> translationReplacements = new ArrayList<>();
     
     MessagePart(final TextualComponent text) {
         this.text = text;
@@ -134,7 +134,7 @@ final class MessagePart implements JsonRepresentedObject, ConfigurationSerializa
     
     @Override
     public Map<String, Object> serialize() {
-        final HashMap<String, Object> map = new HashMap<String, Object>();
+        final HashMap<String, Object> map = new HashMap<>();
         map.put("text", text);
         map.put("styles", styles);
         map.put("color", color.getChar());

Bukkit/src/main/java/com/plotsquared/bukkit/database/plotme/APlotMeConnector.java

@@ -1,18 +1,17 @@
 package com.plotsquared.bukkit.database.plotme;
 
-import java.sql.Connection;
-import java.sql.SQLException;
-import java.util.Collections;
-import java.util.HashMap;
-
-import org.bukkit.Bukkit;
-import org.bukkit.World;
-
 import com.intellectualcrafters.configuration.file.FileConfiguration;
 import com.intellectualcrafters.plot.PS;
 import com.intellectualcrafters.plot.object.Location;
 import com.intellectualcrafters.plot.object.Plot;
 import com.intellectualcrafters.plot.object.PlotId;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+
+import java.sql.Connection;
+import java.sql.SQLException;
+import java.util.Collections;
+import java.util.HashMap;
 
 public abstract class APlotMeConnector {
     public abstract Connection getPlotMeConnection(final String plugin, final FileConfiguration plotConfig, final String dataFolder);
@@ -69,35 +68,14 @@ public abstract class APlotMeConnector {
     
     public void setMerged(final HashMap<String, HashMap<PlotId, boolean[]>> merges, final String world, final PlotId id, final int direction) {
         final HashMap<PlotId, boolean[]> plots = merges.get(world);
-        PlotId id2;
+        PlotId id2 = new PlotId(id.x, id.y);
-        switch (direction) {
-            case 0: {
-                id2 = new PlotId(id.x, id.y);
-                break;
-            }
-            case 1: {
-                id2 = new PlotId(id.x, id.y);
-                break;
-            }
-            case 2: {
-                id2 = new PlotId(id.x, id.y);
-                break;
-            }
-            case 3: {
-                id2 = new PlotId(id.x, id.y);
-                break;
-            }
-            default: {
-                return;
-            }
-        }
         boolean[] merge1;
-        boolean[] merge2;
         if (plots.containsKey(id)) {
             merge1 = plots.get(id);
         } else {
             merge1 = new boolean[] { false, false, false, false };
         }
+        boolean[] merge2;
         if (plots.containsKey(id2)) {
             merge2 = plots.get(id2);
         } else {

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

@@ -24,7 +24,11 @@ import com.intellectualcrafters.plot.PS;
 import com.intellectualcrafters.plot.generator.GeneratorWrapper;
 import com.intellectualcrafters.plot.generator.HybridGen;
 import com.intellectualcrafters.plot.generator.IndependentPlotGenerator;
-import com.intellectualcrafters.plot.object.*;
+import com.intellectualcrafters.plot.object.PlotArea;
+import com.intellectualcrafters.plot.object.PlotId;
+import com.intellectualcrafters.plot.object.PlotManager;
+import com.intellectualcrafters.plot.object.PseudoRandom;
+import com.intellectualcrafters.plot.object.SetupObject;
 import com.intellectualcrafters.plot.util.ChunkManager;
 import com.intellectualcrafters.plot.util.MainUtil;
 import com.intellectualcrafters.plot.util.PlotChunk;
@@ -48,9 +52,9 @@ public class BukkitPlotGenerator extends ChunkGenerator implements GeneratorWrap
     private final PseudoRandom random = new PseudoRandom();
     private final IndependentPlotGenerator plotGenerator;
     private final List<BlockPopulator> populators = new ArrayList<>();
+    private final ChunkGenerator platformGenerator;
+    private final boolean full;
     private boolean loaded = false;
-    private ChunkGenerator platformGenerator;
-    private boolean full;
 
     public BukkitPlotGenerator(IndependentPlotGenerator generator) {
         this.plotGenerator = generator;
@@ -58,11 +62,6 @@ public class BukkitPlotGenerator extends ChunkGenerator implements GeneratorWrap
         populators.add(new BlockPopulator() {
             @Override
             public void populate(World world, Random r, Chunk c) {
-                if (!(chunkSetter instanceof GenChunk)) {
-                    PS.debug("Current PlotChunk is not relevant to population?");
-                    PS.stacktrace();
-                    return;
-                }
                 GenChunk result = (GenChunk) chunkSetter;
                 if (result.result_data != null) {
                     for (int i = 0; i < result.result_data.length; i++) {
@@ -90,7 +89,7 @@ public class BukkitPlotGenerator extends ChunkGenerator implements GeneratorWrap
             throw new IllegalArgumentException("ChunkGenerator: " + cg.getClass().getName() + " is already a BukkitPlotGenerator!");
         }
         this.full = false;
-        PS.get().debug("BukkitPlotGenerator does not fully support: " + cg);
+        PS.debug("BukkitPlotGenerator does not fully support: " + cg);
         platformGenerator = cg;
         plotGenerator = new IndependentPlotGenerator() {
             @Override
@@ -229,11 +228,6 @@ public class BukkitPlotGenerator extends ChunkGenerator implements GeneratorWrap
     
     @Override
     public ChunkData generateChunkData(World world, Random random, int cx, int cz, BiomeGrid grid) {
-        if (!(chunkSetter instanceof GenChunk)) {
-            PS.debug("Current PlotChunk is not relevant to generation?");
-            PS.stacktrace();
-            return null;
-        }
         GenChunk result = (GenChunk) chunkSetter;
         // Set the chunk location
         result.setChunkWrapper(SetQueue.IMP.new ChunkWrapper(world.getName(), cx, cz));
@@ -278,10 +272,6 @@ public class BukkitPlotGenerator extends ChunkGenerator implements GeneratorWrap
     
     @Override
     public short[][] generateExtBlockSections(final World world, final Random r, final int cx, final int cz, final BiomeGrid grid) {
-        if (!(chunkSetter instanceof GenChunk)) {
-            PS.stacktrace();
-            return new short[16][];
-        }
         GenChunk result = (GenChunk) chunkSetter;
         // Set the chunk location
         result.setChunkWrapper(SetQueue.IMP.new ChunkWrapper(world.getName(), cx, cz));

Bukkit/src/main/java/com/plotsquared/bukkit/listeners/PlayerEvents.java

@@ -27,16 +27,6 @@ import com.plotsquared.bukkit.object.BukkitLazyBlock;
 import com.plotsquared.bukkit.object.BukkitPlayer;
 import com.plotsquared.bukkit.util.BukkitUtil;
 import com.plotsquared.listener.PlayerBlockEventType;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Map.Entry;
-import java.util.Objects;
-import java.util.Set;
-import java.util.UUID;
-import java.util.regex.Pattern;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Material;
@@ -115,11 +105,21 @@ import org.bukkit.projectiles.BlockProjectileSource;
 import org.bukkit.projectiles.ProjectileSource;
 import org.bukkit.util.Vector;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map.Entry;
+import java.util.Objects;
+import java.util.Set;
+import java.util.UUID;
+import java.util.regex.Pattern;
+
 /**
  * Player Events involving plots
  *
  */
-@SuppressWarnings({ "deprecation", "unchecked" })
 public class PlayerEvents extends com.plotsquared.listener.PlotListener implements Listener {
     
     private boolean pistonBlocks = true;
@@ -353,11 +353,11 @@ public class PlayerEvents extends com.plotsquared.listener.PlotListener implemen
             if (c.equals(cmdLabel.getName())) {
                 break;
             }
-            PluginCommand p;
             final String label = cmdLabel.getName().replaceFirst("/", "");
             if (aliases.contains(label)) {
                 continue;
             }
+            PluginCommand p;
             if ((p = Bukkit.getPluginCommand(label)) != null) {
                 for (String a : p.getAliases()) {
                     if (aliases.contains(a)) {

Bukkit/src/main/java/com/plotsquared/bukkit/object/entity/EntityWrapper.java

@@ -34,6 +34,7 @@ import org.bukkit.util.Vector;
 
 public class EntityWrapper {
 
+    private final int hash;
     public EntityType type;
     public float yaw;
     public float pitch;
@@ -54,8 +55,6 @@ public class EntityWrapper {
     private HorseStats horse;
     private ArmorStandStats stand;
     
-    private int hash;
-    
     @SuppressWarnings("deprecation")
     public EntityWrapper(final org.bukkit.entity.Entity entity, final short depth) {
         hash = entity.getEntityId();
@@ -153,10 +152,7 @@ public class EntityWrapper {
             }
             // END MISC //
             // INVENTORY HOLDER //
-            case MINECART_CHEST: {
+            case MINECART_CHEST:
-                storeInventory((InventoryHolder) entity);
-                return;
-            }
             case MINECART_HOPPER: {
                 storeInventory((InventoryHolder) entity);
                 return;
@@ -508,10 +504,7 @@ public class EntityWrapper {
             }
             // END MISC //
             // INVENTORY HOLDER //
-            case MINECART_CHEST: {
+            case MINECART_CHEST:
-                restoreInventory((InventoryHolder) entity);
-                return entity;
-            }
             case MINECART_HOPPER: {
                 restoreInventory((InventoryHolder) entity);
                 return entity;

Core/src/main/java/com/intellectualcrafters/json/JSONArray.java

@@ -558,7 +558,7 @@ public class JSONArray {
      * @return this.
      */
     public JSONArray put(final int value) {
-        this.put(new Integer(value));
+        this.put(Integer.valueOf(value));
         return this;
     }
     
@@ -570,7 +570,7 @@ public class JSONArray {
      * @return this.
      */
     public JSONArray put(final long value) {
-        this.put(new Long(value));
+        this.put(Long.valueOf(value));
         return this;
     }
     
@@ -658,7 +658,7 @@ public class JSONArray {
      * @throws JSONException If the index is negative.
      */
     public JSONArray put(final int index, final int value) throws JSONException {
-        this.put(index, new Integer(value));
+        this.put(index, Integer.valueOf(value));
         return this;
     }
     
@@ -674,7 +674,7 @@ public class JSONArray {
      * @throws JSONException If the index is negative.
      */
     public JSONArray put(final int index, final long value) throws JSONException {
-        this.put(index, new Long(value));
+        this.put(index, Long.valueOf(value));
         return this;
     }
     

Core/src/main/java/com/intellectualcrafters/json/JSONObject.java

@@ -452,7 +452,7 @@ public class JSONObject {
                         return d;
                     }
                 } else {
-                    final Long myLong = new Long(string);
+                    final Long myLong = Long.valueOf(string);
                     if (string.equals(myLong.toString())) {
                         if (myLong == myLong.intValue()) {
                             return myLong.intValue();

Core/src/main/java/com/intellectualcrafters/json/XML.java

@@ -8,18 +8,19 @@ import java.util.Iterator;
  * @author JSON.org
  * @version 2014-05-03
  */
-public class XML {
+class XML {
-    public static final Character AMP = '&';
-    public static final Character APOS = '\'';
-    public static final Character BANG = '!';
-    public static final Character EQ = '=';
-    public static final Character GT = '>';
-    public static final Character LT = '<';
-    public static final Character QUEST = '?';
-    public static final Character QUOT = '"';
-    public static final Character SLASH = '/';
 
-    public static String escape(final String string) {
+    static final Character AMP = '&';
+    static final Character APOS = '\'';
+    static final Character BANG = '!';
+    static final Character EQ = '=';
+    static final Character GT = '>';
+    static final Character LT = '<';
+    static final Character QUEST = '?';
+    static final Character QUOT = '"';
+    static final Character SLASH = '/';
+
+    static String escape(final String string) {
         final StringBuilder sb = new StringBuilder(string.length());
         for (int i = 0, length = string.length(); i < length; i++) {
             final char c = string.charAt(i);
@@ -53,14 +54,13 @@ public class XML {
      *
      * @throws JSONException
      */
-    public static void noSpace(final String string) throws JSONException {
+    static void noSpace(final String string) throws JSONException {
-        int i;
         final int length = string.length();
         if (length == 0) {
             throw new JSONException("Empty string.");
         }
-        for (i = 0; i < length; i += 1) {
+        for (char c : string.toCharArray()) {
-            if (Character.isWhitespace(string.charAt(i))) {
+            if (Character.isWhitespace(c)) {
                 throw new JSONException("'" + string + "' contains a space character.");
             }
         }
@@ -78,12 +78,6 @@ public class XML {
      * @throws JSONException
      */
     private static boolean parse(final XMLTokener x, final JSONObject context, final String name) throws JSONException {
-        char c;
-        int i;
-        JSONObject jsonobject = null;
-        String string;
-        String tagName;
-        Object token;
         // Test for and skip past these forms:
         // <!-- ... -->
         // <! ... >
@@ -93,10 +87,11 @@ public class XML {
         // <>
         // <=
         // <<
-        token = x.nextToken();
+        Object token = x.nextToken();
         // <!
+        String string;
         if (token == BANG) {
-            c = x.next();
+            char c = x.next();
             if (c == '-') {
                 if (x.next() == '-') {
                     x.skipPast("-->");
@@ -116,7 +111,7 @@ public class XML {
                 }
                 throw x.syntaxError("Expected 'CDATA['");
             }
-            i = 1;
+            int i = 1;
             do {
                 token = x.nextMeta();
                 if (token == null) {
@@ -149,9 +144,9 @@ public class XML {
             throw x.syntaxError("Misshaped tag");
             // Open tag <
         } else {
-            tagName = (String) token;
+            String tagName = (String) token;
             token = null;
-            jsonobject = new JSONObject();
+            JSONObject jsonobject = new JSONObject();
             for (;;) {
                 if (token == null) {
                     token = x.nextToken();
@@ -225,7 +220,7 @@ public class XML {
      *
      * @return A simple JSON value.
      */
-    public static Object stringToValue(final String string) {
+    static Object stringToValue(final String string) {
         if ("true".equalsIgnoreCase(string)) {
             return Boolean.TRUE;
         }
@@ -292,12 +287,8 @@ public class XML {
         final StringBuilder sb = new StringBuilder();
         int i;
         JSONArray ja;
-        JSONObject jo;
-        String key;
-        Iterator<String> keys;
         int length;
         String string;
-        Object value;
         if (object instanceof JSONObject) {
             // Emit <tagName>
             if (tagName != null) {
@@ -306,11 +297,11 @@ public class XML {
                 sb.append('>');
             }
             // Loop thru the keys.
-            jo = (JSONObject) object;
+            JSONObject jo = (JSONObject) object;
-            keys = jo.keys();
+            Iterator<String> keys = jo.keys();
             while (keys.hasNext()) {
-                key = keys.next();
+                String key = keys.next();
-                value = jo.opt(key);
+                Object value = jo.opt(key);
                 if (value == null) {
                     value = "";
                 }
@@ -378,7 +369,7 @@ public class XML {
                 }
                 return sb.toString();
             } else {
-                string = (object == null) ? "null" : escape(object.toString());
+                string = escape(object.toString());
                 return (tagName == null) ? "\"" + string + "\"" :
                         (string.isEmpty()) ? "<" + tagName + "/>" : "<" + tagName + ">" + string + "</" + tagName + ">";
             }

Core/src/main/java/com/intellectualcrafters/plot/commands/Area.java

@@ -7,8 +7,24 @@ import com.intellectualcrafters.plot.config.Configuration;
 import com.intellectualcrafters.plot.generator.AugmentedUtils;
 import com.intellectualcrafters.plot.generator.HybridGen;
 import com.intellectualcrafters.plot.generator.HybridPlotWorld;
-import com.intellectualcrafters.plot.object.*;
+import com.intellectualcrafters.plot.object.ChunkLoc;
-import com.intellectualcrafters.plot.util.*;
+import com.intellectualcrafters.plot.object.Location;
+import com.intellectualcrafters.plot.object.PlotArea;
+import com.intellectualcrafters.plot.object.PlotId;
+import com.intellectualcrafters.plot.object.PlotMessage;
+import com.intellectualcrafters.plot.object.PlotPlayer;
+import com.intellectualcrafters.plot.object.RegionWrapper;
+import com.intellectualcrafters.plot.object.RunnableVal;
+import com.intellectualcrafters.plot.object.RunnableVal3;
+import com.intellectualcrafters.plot.object.SetupObject;
+import com.intellectualcrafters.plot.util.ChunkManager;
+import com.intellectualcrafters.plot.util.CmdConfirm;
+import com.intellectualcrafters.plot.util.MainUtil;
+import com.intellectualcrafters.plot.util.MathMan;
+import com.intellectualcrafters.plot.util.Permissions;
+import com.intellectualcrafters.plot.util.SetupUtils;
+import com.intellectualcrafters.plot.util.StringMan;
+import com.intellectualcrafters.plot.util.WorldUtil;
 import com.plotsquared.general.commands.CommandDeclaration;
 
 import java.io.IOException;
@@ -16,14 +32,8 @@ import java.util.ArrayList;
 import java.util.Objects;
 import java.util.Set;
 
-@CommandDeclaration(
+@CommandDeclaration(command = "area", permission = "plots.area", category = CommandCategory.ADMINISTRATION, requiredType = RequiredType.NONE,
-command = "area",
+        description = "Create a new PlotArea", aliases = "world", usage = "/plot area <create|info|list|tp|regen>")
-permission = "plots.area",
-category = CommandCategory.ADMINISTRATION,
-requiredType = RequiredType.NONE,
-description = "Create a new PlotArea",
-aliases = { "world" },
-usage = "/plot area <create|info|list|tp|regen>")
 public class Area extends SubCommand {
     
     @Override
@@ -48,7 +58,7 @@ public class Area extends SubCommand {
                     case 2: {
                         switch (args[1].toLowerCase()) {
                             case "pos1": { // Set position 1
-                                HybridPlotWorld area = plr.<HybridPlotWorld> getMeta("area_create_area");
+                                HybridPlotWorld area = plr.getMeta("area_create_area");
                                 if (area == null) {
                                     C.COMMAND_SYNTAX.send(plr, "/plot area create [world[:id]] [<modifier>=<value>]...");
                                     return false;
@@ -61,13 +71,13 @@ public class Area extends SubCommand {
                                 return true;
                             }
                             case "pos2": { // Set position 2 and finish creation for type=2 (partial)
-                                final HybridPlotWorld area = plr.<HybridPlotWorld> getMeta("area_create_area");
+                                final HybridPlotWorld area = plr.getMeta("area_create_area");
                                 if (area == null) {
                                     C.COMMAND_SYNTAX.send(plr, "/plot area create [world[:id]] [<modifier>=<value>]...");
                                     return false;
                                 }
                                 Location pos1 = plr.getLocation();
-                                Location pos2 = plr.<Location> getMeta("area_pos1");
+                                Location pos2 = plr.getMeta("area_pos1");
                                 int dx = Math.abs(pos1.getX() - pos2.getX());
                                 int dz = Math.abs(pos1.getZ() - pos2.getZ());
                                 int numx = Math.max(1, (dx + 1 + area.ROAD_WIDTH + (area.SIZE / 2)) / area.SIZE);

Core/src/main/java/com/intellectualcrafters/plot/commands/Cluster.java

@@ -24,7 +24,13 @@ import com.intellectualcrafters.plot.PS;
 import com.intellectualcrafters.plot.config.C;
 import com.intellectualcrafters.plot.config.Settings;
 import com.intellectualcrafters.plot.database.DBFunc;
-import com.intellectualcrafters.plot.object.*;
+import com.intellectualcrafters.plot.object.BlockLoc;
+import com.intellectualcrafters.plot.object.Location;
+import com.intellectualcrafters.plot.object.Plot;
+import com.intellectualcrafters.plot.object.PlotArea;
+import com.intellectualcrafters.plot.object.PlotCluster;
+import com.intellectualcrafters.plot.object.PlotId;
+import com.intellectualcrafters.plot.object.PlotPlayer;
 import com.intellectualcrafters.plot.util.MainUtil;
 import com.intellectualcrafters.plot.util.Permissions;
 import com.intellectualcrafters.plot.util.UUIDHandler;
@@ -35,13 +41,8 @@ import java.util.HashSet;
 import java.util.Set;
 import java.util.UUID;
 
-@CommandDeclaration(
+@CommandDeclaration(command = "cluster", aliases = "clusters", category = CommandCategory.ADMINISTRATION, requiredType = RequiredType.NONE,
-command = "cluster",
+        permission = "plots.cluster", description = "Manage a plot cluster")
-aliases = { "clusters" },
-category = CommandCategory.ADMINISTRATION,
-requiredType = RequiredType.NONE,
-permission = "plots.cluster",
-description = "Manage a plot cluster")
 public class Cluster extends SubCommand {
     
     @Override
@@ -379,7 +380,6 @@ public class Cluster extends SubCommand {
                 for (final Plot plot : new ArrayList<>(PS.get().getPlots(plr.getLocation().getWorld(), uuid))) {
                     final PlotCluster current = plot.getCluster();
                     if ((current != null) && current.equals(cluster)) {
-                        plr.getLocation().getWorld();
                         plot.unclaim();
                     }
                 }

Core/src/main/java/com/intellectualcrafters/plot/commands/Condense.java

@@ -94,12 +94,12 @@ public class Condense extends SubCommand {
                     int size = sizes.get(i);
                     ArrayList<Plot> array = buckets[size];
                     if (array == null) {
-                        array = new ArrayList<Plot>();
+                        array = new ArrayList<>();
                         buckets[size] = array;
                     }
                     array.add(plot);
                 }
-                final ArrayList<Plot> allPlots = new ArrayList<Plot>(plots.size());
+                final ArrayList<Plot> allPlots = new ArrayList<>(plots.size());
                 for (int i = buckets.length - 1; i >= 0; i--) {
                     ArrayList<Plot> array = buckets[i];
                     if (array != null) {

Core/src/main/java/com/intellectualcrafters/plot/commands/Rate.java

@@ -44,14 +44,8 @@ import java.util.HashMap;
 import java.util.Map.Entry;
 import java.util.UUID;
 
-@CommandDeclaration(
+@CommandDeclaration(command = "rate", permission = "plots.rate", description = "Rate the plot", usage = "/plot rate [#|next]", aliases = "rt",
-        command = "rate",
+        category = CommandCategory.INFO, requiredType = RequiredType.NONE)
-        permission = "plots.rate",
-        description = "Rate the plot",
-        usage = "/plot rate [#|next]",
-        aliases = {"rt"},
-        category = CommandCategory.INFO,
-        requiredType = RequiredType.NONE)
 public class Rate extends SubCommand {
 
     @Override
@@ -221,21 +215,23 @@ public class Rate extends SubCommand {
 
         private int value;
 
-        public MutableInt(int i) {
+        MutableInt(int i) {
             value = i;
         }
-        public void increment() {
+
+        void increment() {
             value++;
         }
-        public void decrement() {
+
+        void decrement() {
             value--;
         }
 
-        public int getValue() {
+        int getValue() {
             return value;
         }
 
-        public void add(Number v) {
+        void add(Number v) {
             this.value += v.intValue();
         }
     }

Core/src/main/java/com/intellectualcrafters/plot/commands/list.java

@@ -31,7 +31,14 @@ import com.intellectualcrafters.plot.object.PlotMessage;
 import com.intellectualcrafters.plot.object.PlotPlayer;
 import com.intellectualcrafters.plot.object.Rating;
 import com.intellectualcrafters.plot.object.RunnableVal3;
-import com.intellectualcrafters.plot.util.*;
+import com.intellectualcrafters.plot.util.EconHandler;
+import com.intellectualcrafters.plot.util.ExpireManager;
+import com.intellectualcrafters.plot.util.MainUtil;
+import com.intellectualcrafters.plot.util.MathMan;
+import com.intellectualcrafters.plot.util.Permissions;
+import com.intellectualcrafters.plot.util.StringComparison;
+import com.intellectualcrafters.plot.util.StringMan;
+import com.intellectualcrafters.plot.util.UUIDHandler;
 import com.plotsquared.general.commands.CommandDeclaration;
 
 import java.util.ArrayList;
@@ -97,7 +104,7 @@ public class list extends SubCommand {
     }
     
     public void noArgs(final PlotPlayer plr) {
-        MainUtil.sendMessage(plr, C.SUBCOMMAND_SET_OPTIONS_HEADER.s() + getArgumentList(plr));
+        MainUtil.sendMessage(plr, C.SUBCOMMAND_SET_OPTIONS_HEADER.s() + Arrays.toString(getArgumentList(plr)));
     }
     
     @Override
@@ -228,10 +235,9 @@ public class list extends SubCommand {
                     @Override
                     public int compare(final Plot p1, final Plot p2) {
                         double v1 = 0;
-                        double v2 = 0;
+                        final int p1s = p1.getSettings().getRatings().size();
-                        final int p1s = p1.getSettings().ratings != null ? p1.getSettings().ratings.size() : 0;
+                        final int p2s = p2.getRatings().size();
-                        final int p2s = p2.getSettings().ratings != null ? p2.getSettings().ratings.size() : 0;
+                        if (!p1.getSettings().getRatings().isEmpty()) {
-                        if ((p1.getSettings().ratings != null) && (p1s > 0)) {
                             for (final Entry<UUID, Rating> entry : p1.getRatings().entrySet()) {
                                 final double av = entry.getValue().getAverageRating();
                                 v1 += av * av;
@@ -239,7 +245,8 @@ public class list extends SubCommand {
                             v1 /= p1s;
                             v1 += p1s;
                         }
-                        if ((p2.getSettings().ratings != null) && (p2s > 0)) {
+                        double v2 = 0;
+                        if (!p2.getSettings().getRatings().isEmpty()) {
                             for (final Entry<UUID, Rating> entry : p2.getRatings().entrySet()) {
                                 final double av = entry.getValue().getAverageRating();
                                 v2 += av * av;
@@ -415,13 +422,4 @@ public class list extends SubCommand {
         }, "/plot list " + args[0], C.PLOT_LIST_HEADER_PAGED.s());
     }
 
-    private String getArgumentList(final String[] strings) {
-        final StringBuilder builder = new StringBuilder();
-        String prefix = "";
-        for (final String s : strings) {
-            builder.append(prefix + s);
-            prefix = " | ";
-        }
-        return builder.toString();
-    }
 }

Core/src/main/java/com/intellectualcrafters/plot/config/C.java

@@ -20,6 +20,13 @@
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 package com.intellectualcrafters.plot.config;
 
+import com.intellectualcrafters.configuration.ConfigurationSection;
+import com.intellectualcrafters.configuration.file.YamlConfiguration;
+import com.intellectualcrafters.plot.PS;
+import com.intellectualcrafters.plot.object.ConsolePlayer;
+import com.intellectualcrafters.plot.util.StringMan;
+import com.plotsquared.general.commands.CommandCaller;
+
 import java.io.File;
 import java.util.EnumSet;
 import java.util.HashMap;
@@ -28,13 +35,6 @@ import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Set;
 
-import com.intellectualcrafters.configuration.ConfigurationSection;
-import com.intellectualcrafters.configuration.file.YamlConfiguration;
-import com.intellectualcrafters.plot.PS;
-import com.intellectualcrafters.plot.object.ConsolePlayer;
-import com.intellectualcrafters.plot.util.StringMan;
-import com.plotsquared.general.commands.CommandCaller;
-
 /**
  * Captions class.
  *
@@ -655,9 +655,7 @@ public enum C {
      */
     C(final String d, final boolean prefix, final String cat) {
         this.d = d;
-        if (s == null) {
+        this.s = d;
-            s = d;
-        }
         this.prefix = prefix;
         this.cat = cat.toLowerCase();
     }

Core/src/main/java/com/intellectualcrafters/plot/database/MySQL.java

@@ -20,14 +20,14 @@
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 package com.intellectualcrafters.plot.database;
 
+import com.intellectualcrafters.plot.PS;
+
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
 
-import com.intellectualcrafters.plot.PS;
-
 /**
  * Connects to and uses a MySQL database
  *
@@ -103,16 +103,18 @@ public class MySQL extends Database {
         if (checkConnection()) {
             openConnection();
         }
-        final Statement statement = connection.createStatement();
+        try (Statement statement = connection.createStatement()) {
             return statement.executeQuery(query);
         }
+    }
     
     @Override
     public int updateSQL(final String query) throws SQLException, ClassNotFoundException {
         if (checkConnection()) {
             openConnection();
         }
-        final Statement statement = connection.createStatement();
+        try (Statement statement = connection.createStatement()) {
             return statement.executeUpdate(query);
         }
     }
+}

Core/src/main/java/com/intellectualcrafters/plot/database/SQLManager.java

@@ -2577,7 +2577,8 @@ public class SQLManager implements AbstractDB {
                             try {
                                 BlockLoc loc = BlockLoc.fromString(pos);
                                 cluster.settings.setPosition(loc);
-                            } catch (final Exception e) {}
+                            } catch (final Exception ignored) {
+                            }
                     }
                     final Integer m = r.getInt("merged");
                     final boolean[] merged = new boolean[4];

Core/src/main/java/com/intellectualcrafters/plot/database/SQLite.java

@@ -20,6 +20,8 @@
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 package com.intellectualcrafters.plot.database;
 
+import com.intellectualcrafters.plot.PS;
+
 import java.io.File;
 import java.io.IOException;
 import java.sql.Connection;
@@ -28,11 +30,10 @@ import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
 
-import com.intellectualcrafters.plot.PS;
-
 /**
  * Connects to and uses a SQLite database
  *
+
  * @author tips48
  */
 public class SQLite extends Database {
@@ -94,18 +95,20 @@ public class SQLite extends Database {
         if (checkConnection()) {
             openConnection();
         }
-        final Statement statement = connection.createStatement();
+        try (Statement statement = connection.createStatement()) {
             return statement.executeQuery(query);
         }
+    }
     
     @Override
     public int updateSQL(final String query) throws SQLException, ClassNotFoundException {
         if (checkConnection()) {
             openConnection();
         }
-        final Statement statement = connection.createStatement();
+        try (Statement statement = connection.createStatement()) {
             return statement.executeUpdate(query);
         }
+    }
     
     @Override
     public Connection forceConnection() throws SQLException, ClassNotFoundException {

Core/src/main/java/com/intellectualcrafters/plot/generator/HybridPlotWorld.java

@@ -97,16 +97,6 @@ public class HybridPlotWorld extends ClassicPlotWorld {
             case 163:
             case 164:
             case 180:
-                data = wrap(data, 0);
-                data = wrap(data, 4);
-                data = wrap(data, 8);
-                data = wrap(data, 12);
-                return data;
-
-            case 26:
-            case 86:
-                data = wrap(data, 0);
-                return data;
             case 64:
             case 71:
             case 193:
@@ -127,6 +117,11 @@ public class HybridPlotWorld extends ClassicPlotWorld {
                 data = wrap(data, 8);
                 data = wrap(data, 12);
                 return data;
+
+            case 26:
+            case 86:
+                data = wrap(data, 0);
+                return data;
             case 28:
             case 66:
             case 157:

Core/src/main/java/com/intellectualcrafters/plot/object/Plot.java

@@ -2069,7 +2069,7 @@ public class Plot {
             }
             visited.add(current);
             Set<Plot> plots;
-            if ((max >= 0) && ((dir == -1) || (dir == 0)) && !current.getMerged(0)) {
+            if ((dir == -1 || (dir == 0)) && !current.getMerged(0)) {
                 final Plot other = current.getRelative(0);
                 if ((other != null)
                 && other.isOwner(uuid)

Core/src/main/java/com/intellectualcrafters/plot/object/PlotCluster.java

@@ -1,41 +1,22 @@
 package com.intellectualcrafters.plot.object;
 
-import java.util.HashSet;
-import java.util.UUID;
-
 import com.intellectualcrafters.plot.database.DBFunc;
 import com.intellectualcrafters.plot.util.MainUtil;
 
+import java.util.HashSet;
+import java.util.UUID;
+
 public class PlotCluster {
     public PlotArea area;
     public PlotSettings settings;
     public UUID owner;
-    public HashSet<UUID> helpers = new HashSet<UUID>();
+    public HashSet<UUID> helpers = new HashSet<>();
-    public HashSet<UUID> invited = new HashSet<UUID>();
+    public HashSet<UUID> invited = new HashSet<>();
+    public int temp;
     private PlotId pos1;
     private PlotId pos2;
     private RegionWrapper region;
 
-    public int temp;
-
-    public PlotId getP1() {
-        return pos1;
-    }
-    
-    public PlotId getP2() {
-        return pos2;
-    }
-    
-    public void setP1(final PlotId id) {
-        pos1 = id;
-        setRegion();
-    }
-    
-    public void setP2(final PlotId id) {
-        pos2 = id;
-        setRegion();
-    }
-    
     public PlotCluster(final PlotArea area, final PlotId pos1, final PlotId pos2, final UUID owner) {
         this.area = area;
         this.pos1 = pos1;
@@ -56,6 +37,24 @@ public class PlotCluster {
         setRegion();
     }
 
+    public PlotId getP1() {
+        return pos1;
+    }
+
+    public void setP1(final PlotId id) {
+        pos1 = id;
+        setRegion();
+    }
+
+    public PlotId getP2() {
+        return pos2;
+    }
+
+    public void setP2(final PlotId id) {
+        pos2 = id;
+        setRegion();
+    }
+    
     private void setRegion() {
         region = new RegionWrapper(pos1.x, pos2.x, pos1.y, pos2.y);
     }
@@ -84,6 +83,14 @@ public class PlotCluster {
         return ((1 + pos2.x) - pos1.x) * ((1 + pos2.y) - pos1.y);
     }
 
+    public void setArea(PlotArea plotarea) {
+        if (this.area != null) {
+            this.area.removeCluster(this);
+        }
+        this.area = plotarea;
+        plotarea.addCluster(this);
+    }
+    
     @Override
     public int hashCode() {
         return pos1.hashCode();
@@ -155,14 +162,6 @@ public class PlotCluster {
         return (pos1.x <= this.pos2.x) && (pos2.x >= this.pos1.x) && (pos1.y <= this.pos2.y) && (pos2.y >= this.pos1.y);
     }
     
-    public void setArea(PlotArea plotarea) {
-        if (this.area != null) {
-            this.area.removeCluster(this);
-        }
-        this.area = plotarea;
-        plotarea.addCluster(this);
-    }
-    
     public boolean contains(final PlotId id) {
         return (pos1.x <= id.x) && (pos1.y <= id.y) && (pos2.x >= id.x) && (pos2.y >= id.y);
     }

Core/src/main/java/com/intellectualcrafters/plot/util/ExpireManager.java

@@ -7,7 +7,14 @@ import com.intellectualcrafters.plot.database.DBFunc;
 import com.intellectualcrafters.plot.flag.Flag;
 import com.intellectualcrafters.plot.flag.FlagManager;
 import com.intellectualcrafters.plot.generator.HybridUtils;
-import com.intellectualcrafters.plot.object.*;
+import com.intellectualcrafters.plot.object.OfflinePlotPlayer;
+import com.intellectualcrafters.plot.object.Plot;
+import com.intellectualcrafters.plot.object.PlotAnalysis;
+import com.intellectualcrafters.plot.object.PlotArea;
+import com.intellectualcrafters.plot.object.PlotMessage;
+import com.intellectualcrafters.plot.object.PlotPlayer;
+import com.intellectualcrafters.plot.object.RunnableVal;
+import com.intellectualcrafters.plot.object.RunnableVal2;
 
 import java.util.HashSet;
 import java.util.Iterator;
@@ -20,7 +27,7 @@ public class ExpireManager {
     public static ExpireManager IMP;
 
     private static HashSet<Plot> plotsToDelete;
-    private ConcurrentHashMap<UUID, Long> dates_cache = new ConcurrentHashMap<>();
+    private final ConcurrentHashMap<UUID, Long> dates_cache = new ConcurrentHashMap<>();
     /**
      * 0 = stopped, 1 = stopping, 2 = running
      */
@@ -154,7 +161,7 @@ public class ExpireManager {
                     }
                     return;
                 }
-                if (plots.size() == 0) {
+                if (plots.isEmpty()) {
                     running = 3;
                     TaskManager.runTaskLater(new Runnable() {
                         @Override
@@ -165,7 +172,6 @@ public class ExpireManager {
                             }
                         }
                     }, 86400000);
-                    return;
                 } else {
                     TaskManager.runTaskLaterAsync(task, Settings.CLEAR_INTERVAL * 20);
                 }

Core/src/main/java/com/intellectualcrafters/plot/util/SchematicHandler.java

@@ -1,24 +1,56 @@
 package com.intellectualcrafters.plot.util;
 
 import com.google.common.collect.Lists;
-import com.intellectualcrafters.jnbt.*;
+import com.intellectualcrafters.jnbt.ByteArrayTag;
+import com.intellectualcrafters.jnbt.CompoundTag;
+import com.intellectualcrafters.jnbt.IntTag;
+import com.intellectualcrafters.jnbt.ListTag;
+import com.intellectualcrafters.jnbt.NBTInputStream;
+import com.intellectualcrafters.jnbt.NBTOutputStream;
+import com.intellectualcrafters.jnbt.ShortTag;
+import com.intellectualcrafters.jnbt.StringTag;
+import com.intellectualcrafters.jnbt.Tag;
 import com.intellectualcrafters.json.JSONArray;
 import com.intellectualcrafters.json.JSONException;
 import com.intellectualcrafters.plot.PS;
 import com.intellectualcrafters.plot.config.Settings;
 import com.intellectualcrafters.plot.flag.Flag;
 import com.intellectualcrafters.plot.generator.ClassicPlotWorld;
-import com.intellectualcrafters.plot.object.*;
+import com.intellectualcrafters.plot.object.ChunkLoc;
+import com.intellectualcrafters.plot.object.Location;
+import com.intellectualcrafters.plot.object.Plot;
+import com.intellectualcrafters.plot.object.PlotArea;
+import com.intellectualcrafters.plot.object.PlotBlock;
+import com.intellectualcrafters.plot.object.RegionWrapper;
+import com.intellectualcrafters.plot.object.RunnableVal;
 import com.intellectualcrafters.plot.object.schematic.PlotItem;
 
-import java.io.*;
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
+import java.io.PrintWriter;
 import java.net.HttpURLConnection;
 import java.net.URL;
 import java.net.URLConnection;
 import java.nio.channels.Channels;
 import java.nio.channels.ReadableByteChannel;
 import java.nio.charset.StandardCharsets;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.UUID;
 import java.util.zip.GZIPInputStream;
 import java.util.zip.GZIPOutputStream;
 
@@ -35,7 +67,7 @@ public abstract class SchematicHandler {
             return false;
         }
         exportAll = true;
-        final ArrayList<Plot> plots = new ArrayList<Plot>(collection);
+        final ArrayList<Plot> plots = new ArrayList<>(collection);
         TaskManager.runTask(new Runnable() {
             @Override
             public void run() {
@@ -661,14 +693,14 @@ public abstract class SchematicHandler {
         getCompoundTag(plot.getArea().worldname, plot.getRegions(), new RunnableVal<CompoundTag>() {
             @Override
             public void run(CompoundTag value) {
-                if (plot.getFlags().size() > 0) {
+                if (!plot.getFlags().isEmpty()) {
                     HashMap<String, Tag> flagMap = new HashMap<>();
                     for (Map.Entry<String, Flag> entry : plot.getFlags().entrySet()) {
                         String key = entry.getKey();
                         flagMap.put(key, new StringTag(key, entry.getValue().getValueString()));
                     }
                     CompoundTag tag = new CompoundTag("Flags", flagMap);
-                    HashMap<String, Tag> map = new HashMap<String, Tag>(value.getValue());
+                    HashMap<String, Tag> map = new HashMap<>(value.getValue());
                     map.put("Flags", tag);
                     value.setValue(map);
                 }
@@ -716,9 +748,8 @@ public abstract class SchematicHandler {
         // Lossy but fast
         private final short[] ids;
         private final byte[] datas;
-        private Map<String, Tag> flags;
-
         private final Dimension schematicDimension;
+        private Map<String, Tag> flags;
         private HashSet<PlotItem> items;
 
         public Schematic(final short[] i, final byte[] b, final Dimension d, Map<String, Tag> flags) {

Core/src/main/java/com/intellectualcrafters/plot/util/StringMan.java

@@ -124,7 +124,7 @@ public class StringMan {
     public static boolean isAlphanumericUnd(final String str) {
         for (int i = 0; i < str.length(); i++) {
             final char c = str.charAt(i);
-            if ((c < 0x30) || ((c >= 0x3a) && (c <= 0x40)) || ((c > 0x5a) && (c <= 0x60)) || (c > 0x7a) || (c == '_')) {
+            if (c < 0x30 || (c >= 0x3a) && (c <= 0x40) || (c > 0x5a) && (c <= 0x60) || (c > 0x7a)) {
                 return false;
             }
         }

Core/src/main/java/com/intellectualcrafters/plot/util/helpmenu/HelpObject.java

@@ -7,15 +7,13 @@ import com.plotsquared.general.commands.Command;
 
 public class HelpObject {
 
-    private final Command _command;
     private final String _rendered;
     
     public HelpObject(final Command command, final String label) {
-        _command = command;
+        _rendered = StringMan.replaceAll(C.HELP_ITEM.s(), "%usage%", command.getUsage().replaceAll("\\{label\\}", label), "[%alias%]",
-        _rendered = StringMan.replaceAll(C.HELP_ITEM.s(), "%usage%", _command.getUsage().replaceAll("\\{label\\}", label), "[%alias%]",
+                !command.getAliases().isEmpty() ? "(" + StringMan.join(command.getAliases(), "|") + ")" : "", "%desc%", command.getDescription(),
-                !_command.getAliases().isEmpty() ? "(" + StringMan.join(_command.getAliases(), "|") + ")" : "", "%desc%", _command.getDescription(),
                 "%arguments%",
-        buildArgumentList(_command.getRequiredArguments()), "{label}", label);
+                buildArgumentList(command.getRequiredArguments()), "{label}", label);
     }
     
     @Override