Code cleanup

src/com/massivecraft/factions/Factions.java

@@ -66,7 +66,6 @@ import com.massivecraft.factions.entity.migrator.MigratorMPlayer001Ranks;
 import com.massivecraft.factions.entity.migrator.MigratorMPlayer002UsingAdminMode;
 import com.massivecraft.factions.entity.migrator.MigratorTerritoryAccess001Restructure;
 import com.massivecraft.factions.event.EventFactionsChunkChangeType;
-import com.massivecraft.factions.integration.V18.IntegrationV18;
 import com.massivecraft.factions.integration.V19.IntegrationV19;
 import com.massivecraft.factions.integration.lwc.IntegrationLwc;
 import com.massivecraft.factions.integration.placeholderapi.IntegrationPlaceholderAPI;
@@ -196,7 +195,6 @@ public class Factions extends MassivePlugin
 		return MUtil.list(
 			IntegrationPlaceholderAPI.class,
 			IntegrationVentureChat.class,
-			IntegrationV18.class,
 			IntegrationV19.class,
 			IntegrationLwc.class,
 			IntegrationWorldGuard.class

src/com/massivecraft/factions/FactionsIndex.java

@@ -153,7 +153,7 @@ public class FactionsIndex
 		@Override
 		public Set<MPlayer> createValue()
 		{
-			return Collections.newSetFromMap(new WeakHashMap<MPlayer, Boolean>());
+			return Collections.newSetFromMap(new WeakHashMap<>());
 		}
 	}
 	

src/com/massivecraft/factions/Rel.java

@@ -151,6 +151,7 @@ public enum Rel implements Colorized, Named, MPerm.MPermable
 		return this.isAtLeast(TRUCE);
 	}
 
+	@Deprecated
 	public String getPrefix()
 	{
 		return "";

src/com/massivecraft/factions/cmd/CmdFactionsAccessSetFill.java

@@ -7,12 +7,11 @@ import com.massivecraft.factions.entity.MConf;
 import com.massivecraft.massivecore.MassiveException;
 import com.massivecraft.massivecore.command.requirement.RequirementHasPerm;
 import com.massivecraft.massivecore.command.requirement.RequirementIsPlayer;
-import com.massivecraft.massivecore.predicate.Predicate;
 import com.massivecraft.massivecore.ps.PS;
 import com.massivecraft.massivecore.util.ChunkUtil;
 
 import java.util.Set;
-
+import java.util.function.Predicate;
 
 public class CmdFactionsAccessSetFill extends CmdFactionsAccessSetXSimple
 {

src/com/massivecraft/factions/cmd/CmdFactionsAccessSetOne.java

@@ -37,8 +37,7 @@ public class CmdFactionsAccessSetOne extends CmdFactionsAccessSetXSimple
 	public Set<PS> getChunks()
 	{
 		final PS chunk = PS.valueOf(me.getLocation()).getChunk(true);
-		final Set<PS> chunks = Collections.singleton(chunk);
+		return Collections.singleton(chunk);
-		return chunks;
 	}
 	
 }

src/com/massivecraft/factions/cmd/CmdFactionsFaction.java

@@ -39,11 +39,7 @@ public class CmdFactionsFaction extends FactionsCommand
 		final Faction faction = this.readArg(msenderFaction);
 		final CommandSender sender = this.sender;
 		
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> {
-		{
-			@Override
-			public void run()
-			{
 			// Event
 			EventFactionsFactionShowAsync event = new EventFactionsFactionShowAsync(sender, faction);
 			event.run();
@@ -58,7 +54,6 @@ public class CmdFactionsFaction extends FactionsCommand
 			{
 				MixinMessage.get().messageOne(sender, priorityLines.getLines());
 			}
-			}
 		});
 		
 	}

src/com/massivecraft/factions/cmd/CmdFactionsFlagList.java

@@ -1,9 +1,5 @@
 package com.massivecraft.factions.cmd;
 
-import java.util.List;
-
-import org.bukkit.Bukkit;
-
 import com.massivecraft.factions.Factions;
 import com.massivecraft.factions.entity.MFlag;
 import com.massivecraft.factions.entity.MFlagColl;
@@ -12,7 +8,9 @@ import com.massivecraft.massivecore.MassiveException;
 import com.massivecraft.massivecore.command.Parameter;
 import com.massivecraft.massivecore.pager.Pager;
 import com.massivecraft.massivecore.pager.Stringifier;
-import com.massivecraft.massivecore.predicate.Predicate;
+import org.bukkit.Bukkit;
+
+import java.util.List;
 
 public class CmdFactionsFlagList extends FactionsCommand
 {
@@ -39,36 +37,17 @@ public class CmdFactionsFlagList extends FactionsCommand
 		
 		// Pager create
 		String title = "Flag List for " + msenderFaction.describeTo(mplayer);
-		final Pager<MFlag> pager = new Pager<>(this, title, page, new Stringifier<MFlag>()
+		final Pager<MFlag> pager = new Pager<>(this, title, page, (Stringifier<MFlag>) (mflag, index) -> mflag.getStateDesc(false, false, true, true, true, false));
-		{
-			@Override
-			public String toString(MFlag mflag, int index)
-			{
-				return mflag.getStateDesc(false, false, true, true, true, false);
-			}
-		});
 		
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> {
-		{
-			@Override
-			public void run()
-			{
 			// Get items
-				List<MFlag> items = MFlagColl.get().getAll(mplayer.isOverriding() ? null : new Predicate<MFlag>()
+			List<MFlag> items = MFlagColl.get().getAll(mplayer.isOverriding() ? null : MFlag::isVisible);
-				{
-					@Override
-					public boolean apply(MFlag mflag)
-					{
-						return mflag.isVisible();
-					}
-				});
 
 			// Pager items
 			pager.setItems(items);
 
 			// Pager message
 			pager.message();
-			}
 		});
 	}
 	

src/com/massivecraft/factions/cmd/CmdFactionsFlagShow.java

@@ -37,14 +37,7 @@ public class CmdFactionsFlagShow extends FactionsCommand
 		
 		// Pager create
 		String title = "Flags for " + faction.describeTo(msender);
-		Pager<MFlag> pager = new Pager<>(this, title, page, MFlag.getAll(), new Stringifier<MFlag>()
+		Pager<MFlag> pager = new Pager<>(this, title, page, MFlag.getAll(), (Stringifier<MFlag>) (mflag, index) -> mflag.getStateDesc(faction.getFlag(mflag), true, true, true, true, true));
-		{
-			@Override
-			public String toString(MFlag mflag, int index)
-			{
-				return mflag.getStateDesc(faction.getFlag(mflag), true, true, true, true, true);
-			}
-		});
 		
 		// Pager args
 		List<String> pagerArgs = new MassiveList<>(

src/com/massivecraft/factions/cmd/CmdFactionsInviteList.java

@@ -16,8 +16,6 @@ import com.massivecraft.massivecore.util.TimeDiffUtil;
 import com.massivecraft.massivecore.util.TimeUnit;
 import com.massivecraft.massivecore.util.Txt;
 
-import java.util.Collections;
-import java.util.Comparator;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map.Entry;
@@ -55,21 +53,11 @@ public class CmdFactionsInviteList extends FactionsCommand
 		// Pager Create
 		final List<Entry<String, Invitation>> invitations = new MassiveList<>(faction.getInvitations().entrySet());
 		
-		Collections.sort(invitations, new Comparator<Entry<String, Invitation>>()
+		invitations.sort((i1, i2) -> ComparatorSmart.get().compare(i2.getValue().getCreationMillis(), i1.getValue().getCreationMillis()));
-		{
-			@Override
-			public int compare(Entry<String, Invitation> i1, Entry<String, Invitation> i2)
-			{
-				return ComparatorSmart.get().compare(i2.getValue().getCreationMillis(), i1.getValue().getCreationMillis());
-			}
-		});
 		
 		final long now = System.currentTimeMillis();
 		
-		final Pager<Entry<String, Invitation>> pager = new Pager<>(this, "Invited Players List", page, invitations, new Stringifier<Entry<String, Invitation>>()
+		final Pager<Entry<String, Invitation>> pager = new Pager<>(this, "Invited Players List", page, invitations, (Stringifier<Entry<String, Invitation>>) (entry, index) -> {
-		{
-			public String toString(Entry<String, Invitation> entry, int index)
-			{
 			String inviteeId = entry.getKey();
 			String inviterId = entry.getValue().getInviterId();
 
@@ -86,7 +74,6 @@ public class CmdFactionsInviteList extends FactionsCommand
 			}
 
 			return Txt.parse("%s<i> was invited by %s<reset>%s<i>.", inviteeDisplayName, inviterDisplayName, ageDesc);
-			}
 		});
 		
 		// Pager Message

src/com/massivecraft/factions/cmd/CmdFactionsList.java

@@ -43,10 +43,7 @@ public class CmdFactionsList extends FactionsCommand
 		// We run it asynchronously to spare the primary server thread.
 		
 		// Pager Create
-		final Pager<Faction> pager = new Pager<>(this, "Faction List", page, new Stringifier<Faction>() {
+		final Pager<Faction> pager = new Pager<>(this, "Faction List", page, (Stringifier<Faction>) (faction, index) -> {
-			@Override
-			public String toString(Faction faction, int index)
-			{
 			if (faction.isNone())
 			{
 				return Txt.parse("<i>Factionless<i> %d online", FactionColl.get().getNone().getMPlayersWhereOnlineTo(sender).size());
@@ -62,21 +59,15 @@ public class CmdFactionsList extends FactionsCommand
 					faction.getPowerMaxRounded()
 				);
 			}
-			}
 		});
 		
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> {
-		{
-			@Override
-			public void run()
-			{
 			// Pager Items
 			final List<Faction> factions = FactionColl.get().getAll(ComparatorFactionList.get(sender));
 			pager.setItems(factions);
 
 			// Pager Message
 			pager.message();
-			}
 		});
 	}
 	

src/com/massivecraft/factions/cmd/CmdFactionsMap.java

@@ -4,6 +4,7 @@ import com.massivecraft.factions.util.AsciiMap;
 import com.massivecraft.massivecore.MassiveException;
 import com.massivecraft.massivecore.command.requirement.RequirementIsPlayer;
 import com.massivecraft.massivecore.command.type.primitive.TypeBooleanYes;
+import com.massivecraft.massivecore.ps.PS;
 import com.massivecraft.massivecore.util.Txt;
 
 public class CmdFactionsMap extends FactionsCommand
@@ -37,7 +38,7 @@ public class CmdFactionsMap extends FactionsCommand
 		if (!showMap) return;
 		
 		// Show Map
-		AsciiMap map = new AsciiMap(msender, me, !argSet);
+		AsciiMap map = new AsciiMap(msender, PS.valueOf(me), !argSet);
 		message(map.render());
 	}
 	

src/com/massivecraft/factions/cmd/CmdFactionsPermList.java

@@ -39,11 +39,7 @@ public class CmdFactionsPermList extends FactionsCommand
 		final Pager<MPerm> pager = new Pager<>(this, title, page, (Stringifier<MPerm>) (mp, i) -> mp.getDesc(true, true));
 		final Predicate<MPerm> predicate = msender.isOverriding() ? null : MPerm::isVisible;
 		
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> {
-		{
-			@Override
-			public void run()
-			{
 			// Get items
 			List<MPerm> items = MPermColl.get().getAll(predicate);
 
@@ -52,7 +48,6 @@ public class CmdFactionsPermList extends FactionsCommand
 
 			// Pager message
 			pager.message();
-			}
 		});
 	}
 

src/com/massivecraft/factions/cmd/CmdFactionsPermShow.java

@@ -44,7 +44,7 @@ public class CmdFactionsPermShow extends FactionsCommand
 
 		for (String permitted : permittedIds)
 		{
-			permables.add(idToMPermable(permitted));
+			permables.add(MPerm.idToMPermable(permitted));
 		}
 
 		String removeString = Txt.parse(" of ") + faction.getDisplayName(msender);

src/com/massivecraft/factions/cmd/CmdFactionsRankList.java

@@ -37,7 +37,7 @@ public class CmdFactionsRankList extends FactionsCommand
 		List<Rank> ranks = faction.getRanks().getAll(Comparator.comparingInt(Rank::getPriority).reversed());
 
 		String title = "Rank list for " + faction.describeTo(msender);
-		Pager<Rank> pager = new Pager(this, title, page, ranks, (Stringifier<Rank>) (r, i) -> r.getVisual());
+		Pager<Rank> pager = new Pager<>(this, title, page, ranks, (Stringifier<Rank>) (r, i) -> r.getVisual());
 		pager.message();
 	}
 	

src/com/massivecraft/factions/cmd/CmdFactionsRankSet.java

@@ -15,6 +15,7 @@ import com.massivecraft.factions.event.EventFactionsMembershipChange;
 import com.massivecraft.factions.event.EventFactionsMembershipChange.MembershipChangeReason;
 import com.massivecraft.factions.event.EventFactionsRankChange;
 import com.massivecraft.massivecore.MassiveException;
+import com.massivecraft.massivecore.collections.MassiveSet;
 import com.massivecraft.massivecore.util.Txt;
 
 import java.util.HashSet;
@@ -317,8 +318,7 @@ public class CmdFactionsRankSet extends FactionsCommand
 		}
 
 		// Create recipients
-		Set<MPlayer> recipients = new HashSet<>();
+		Set<MPlayer> recipients = new MassiveSet<>(targetFaction.getMPlayers());
-		recipients.addAll(targetFaction.getMPlayers());
 		recipients.add(msender);
 		
 		// Were they demoted or promoted?

src/com/massivecraft/factions/cmd/CmdFactionsRelationList.java

@@ -54,20 +54,9 @@ public class CmdFactionsRelationList extends FactionsCommand
 		final Set<Rel> relations = this.readArg(RELEVANT_RELATIONS);
 
 		// Pager Create
-		final Pager<String> pager = new Pager<>(this, "", page, new Stringifier<String>()
+		final Pager<String> pager = new Pager<>(this, "", page, (Stringifier<String>) (item, index) -> item);
-		{
-			@Override
-			public String toString(String item, int index)
-			{
-				return item;
-			}
-		});
 
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> {
-		{
-			@Override
-			public void run()
-			{
 			// Prepare Items
 			List<String> relNames = new MassiveList<>();
 			for (Entry<Rel, List<String>> entry : FactionColl.get().getRelationNames(faction, relations).entrySet())
@@ -89,7 +78,6 @@ public class CmdFactionsRelationList extends FactionsCommand
 
 			// Pager Message
 			pager.message();
-			}
 		});
 	}
 	

src/com/massivecraft/factions/cmd/CmdFactionsRelationWishes.java

@@ -42,22 +42,13 @@ public class CmdFactionsRelationWishes extends FactionsCommand
 		final Faction faction = this.readArg(msenderFaction);
 
 		// Pager Create
-		final Pager<Entry<Faction, Rel>> pager = new Pager<>(this, "", page, new Stringifier<Entry<Faction, Rel>>()
+		final Pager<Entry<Faction, Rel>> pager = new Pager<>(this, "", page, (Stringifier<Entry<Faction, Rel>>) (item, index) -> {
-		{
-			@Override
-			public String toString(Entry<Faction, Rel> item, int index)
-			{
 			Rel rel = item.getValue();
 			Faction fac = item.getKey();
 			return rel.getColor().toString() + rel.getName() + CmdFactionsRelationList.SEPERATOR + fac.describeTo(faction, true);
-			}
 		});
 
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> {
-		{
-			@Override
-			public void run()
-			{
 			Map<Faction, Rel> realWishes = new MassiveMap<>();
 
 			for (Entry<String, Rel> entry : faction.getRelationWishes().entrySet())
@@ -79,7 +70,6 @@ public class CmdFactionsRelationWishes extends FactionsCommand
 
 			// Pager Message
 			pager.message();
-			}
 		});
 	}
 }

src/com/massivecraft/factions/cmd/CmdFactionsSeeChunkOld.java

@@ -61,7 +61,6 @@ public class CmdFactionsSeeChunkOld extends FactionsCommand
 		msg("<i>Visualized %s", chunk.toString(PSFormatHumanSpace.get()));
 	}
 
-	@SuppressWarnings("deprecation")
 	public static void showPillar(Player player, World world, int blockX, int blockZ)
 	{
 		for (int blockY = 0; blockY < world.getMaxHeight(); blockY++)

src/com/massivecraft/factions/cmd/CmdFactionsSetOne.java

@@ -37,8 +37,7 @@ public class CmdFactionsSetOne extends CmdFactionsSetXSimple
 	public Set<PS> getChunks()
 	{
 		final PS chunk = PS.valueOf(me.getLocation()).getChunk(true);
-		final Set<PS> chunks = Collections.singleton(chunk);
+		return Collections.singleton(chunk);
-		return chunks;
 	}
 	
 }

src/com/massivecraft/factions/cmd/CmdFactionsStatus.java

@@ -46,15 +46,11 @@ public class CmdFactionsStatus extends FactionsCommand
 		
 		// Sort list
 		final List<MPlayer> mplayers = faction.getMPlayers();
-		Collections.sort(mplayers, sortedBy);
+		mplayers.sort(sortedBy);
 		
 		// Pager Create
 		String title = Txt.parse("<i>Status of %s<i>.", faction.describeTo(msender, true));
-		final Pager<MPlayer> pager = new Pager<>(this, title, page, mplayers, new Stringifier<MPlayer>()
+		final Pager<MPlayer> pager = new Pager<>(this, title, page, mplayers, (Stringifier<MPlayer>) (mplayer, index) -> {
-		{
-			@Override
-			public String toString(MPlayer mplayer, int index)
-			{
 			// Name
 			String displayName = mplayer.getNameAndSomething(msender.getColorTo(mplayer).toString(), "");
 			int length = 15 - displayName.length();
@@ -92,7 +88,6 @@ public class CmdFactionsStatus extends FactionsCommand
 			String lastActive = mplayer.isOnline(msender) ? Txt.parse("<lime>Online right now.") : Txt.parse("<i>Last active: " + TimeDiffUtil.formatedMinimal(activeTimes, "<i>"));
 
 			return Txt.parse("%s%s %s %s", displayName, whiteSpace, power, lastActive);
-			}
 		});
 		
 		

src/com/massivecraft/factions/cmd/CmdFactionsTop.java

@@ -57,18 +57,13 @@ public class CmdFactionsTop extends FactionsCommand
 		// NOTE: The faction list is quite slow and mostly thread safe.
 		// We run it asynchronously to spare the primary server thread.
 
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> {
-		{
-			@Override
-			public void run()
-			{
 			// Pager Items
 			List<Faction> factions = FactionColl.get().getAll((f1, f2) -> (int) (getNumber(category, f2) - getNumber(category, f1)));
 			pager.setItems(factions);
 
 			// Pager Message
 			pager.message();
-			}
 		});
 	}
 

src/com/massivecraft/factions/cmd/type/TypeMPermable.java

@@ -81,8 +81,7 @@ public class TypeMPermable extends TypeAbstract<MPerm.MPermable>
 		TypeRank typeRank = new TypeRank(this.getFaction());
 		try
 		{
-			Rank rank = typeRank.read(arg, sender);
+			return typeRank.read(arg, sender);
-			return rank;
 		}
 		catch (MassiveException ex)
 		{
@@ -91,8 +90,7 @@ public class TypeMPermable extends TypeAbstract<MPerm.MPermable>
 
 		try
 		{
-			Rel rel = TypeRelation.get().read(arg, sender);
+			return TypeRelation.get().read(arg, sender);
-			return rel;
 		}
 		catch (MassiveException ex)
 		{
@@ -101,8 +99,7 @@ public class TypeMPermable extends TypeAbstract<MPerm.MPermable>
 
 		try
 		{
-			MPlayer mplayer = TypeMPlayer.get().read(arg, sender);
+			return TypeMPlayer.get().read(arg, sender);
-			return mplayer;
 		}
 		catch (MassiveException ex)
 		{
@@ -111,8 +108,7 @@ public class TypeMPermable extends TypeAbstract<MPerm.MPermable>
 
 		try
 		{
-			Faction faction = TypeFaction.get().read(arg, sender);
+			return TypeFaction.get().read(arg, sender);
-			return faction;
 		}
 		catch (MassiveException ex)
 		{
@@ -126,8 +122,7 @@ public class TypeMPermable extends TypeAbstract<MPerm.MPermable>
 			String rankName = arg.substring(idx+1);
 
 			Faction faction = TypeFaction.get().read(factionName, sender);
-			Rank rank = TypeRank.get(faction).read(rankName, sender);
+			return TypeRank.get(faction).read(rankName, sender);
-			return rank;
 		}
 
 		throw new MassiveException().addMsg("<b>No rank, relation, player or faction matches: <h>%s<b>.", arg);

src/com/massivecraft/factions/engine/EngineCanCombatHappen.java

@@ -48,7 +48,6 @@ public class EngineCanCombatHappen extends Engine
 	}
 
 	// mainly for flaming arrows; don't want allies or people in safe zones to be ignited even after damage event is cancelled
-	@SuppressWarnings("deprecation")
 	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
 	public void canCombatDamageHappen(EntityCombustByEntityEvent event)
 	{
@@ -57,7 +56,6 @@ public class EngineCanCombatHappen extends Engine
 		event.setCancelled(true);
 	}
 
-	@SuppressWarnings("deprecation")
 	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
 	public void canCombatDamageHappen(PotionSplashEvent event)
 	{

src/com/massivecraft/factions/engine/EngineExploit.java

@@ -34,7 +34,6 @@ public class EngineExploit extends Engine
 	// OBSIDIAN GENERATORS
 	// -------------------------------------------- //
 
-	@SuppressWarnings("deprecation")
 	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
 	public void obsidianGenerators(BlockFromToEvent event)
 	{

src/com/massivecraft/factions/engine/EngineFlagExplosion.java

@@ -12,6 +12,7 @@ import org.bukkit.entity.Wither;
 import org.bukkit.event.Cancellable;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
+import org.bukkit.event.block.BlockExplodeEvent;
 import org.bukkit.event.entity.EntityChangeBlockEvent;
 import org.bukkit.event.entity.EntityDamageEvent;
 import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
@@ -23,7 +24,6 @@ import java.util.Collection;
 import java.util.EnumSet;
 import java.util.HashMap;
 import java.util.Iterator;
-import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
@@ -133,4 +133,14 @@ public class EngineFlagExplosion extends Engine
 		event.setCancelled(true);
 	}
 
+	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
+	public void blockExplosion(BlockExplodeEvent event)
+	{
+		Location location = event.getBlock().getLocation();
+		Cancellable cancellable = event;
+		Collection<Block> blocks = event.blockList();
+
+		EngineFlagExplosion.get().blockExplosion(location, cancellable, blocks);
+	}
+
 }

src/com/massivecraft/factions/engine/EngineLastActivity.java

@@ -36,14 +36,7 @@ public class EngineLastActivity extends Engine
 	public static void updateLastActivitySoon(final CommandSender sender)
 	{
 		if (sender == null) throw new RuntimeException("sender");
-		Bukkit.getScheduler().scheduleSyncDelayedTask(Factions.get(), new Runnable()
+		Bukkit.getScheduler().scheduleSyncDelayedTask(Factions.get(), () -> updateLastActivity(sender));
-		{
-			@Override
-			public void run()
-			{
-				updateLastActivity(sender);
-			}
-		});
 	}
 
 	// Can't be cancelled

src/com/massivecraft/factions/engine/EngineMotd.java

@@ -56,14 +56,7 @@ public class EngineMotd extends Engine
 		}
 		else
 		{
-			Bukkit.getScheduler().scheduleSyncDelayedTask(Factions.get(), new Runnable()
+			Bukkit.getScheduler().scheduleSyncDelayedTask(Factions.get(), () -> MixinMessage.get().messageOne(player, messages), MConf.get().motdDelayTicks);
-			{
-				@Override
-				public void run()
-				{
-					MixinMessage.get().messageOne(player, messages);
-				}
-			}, MConf.get().motdDelayTicks);
 		}
 	}
 

src/com/massivecraft/factions/engine/EnginePermBuild.java

@@ -9,7 +9,6 @@ import com.massivecraft.factions.entity.FactionColl;
 import com.massivecraft.factions.entity.MConf;
 import com.massivecraft.factions.entity.MPerm;
 import com.massivecraft.factions.entity.MPlayer;
-import com.massivecraft.factions.integration.spigot.IntegrationSpigot;
 import com.massivecraft.factions.util.EnumerationUtil;
 import com.massivecraft.massivecore.Engine;
 import com.massivecraft.massivecore.ps.PS;
@@ -18,6 +17,7 @@ import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.entity.Entity;
+import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
 import org.bukkit.entity.Projectile;
 import org.bukkit.event.Cancellable;
@@ -38,10 +38,12 @@ import org.bukkit.event.hanging.HangingBreakByEntityEvent;
 import org.bukkit.event.hanging.HangingPlaceEvent;
 import org.bukkit.event.player.PlayerBucketEmptyEvent;
 import org.bukkit.event.player.PlayerBucketFillEvent;
+import org.bukkit.event.player.PlayerInteractAtEntityEvent;
 import org.bukkit.event.player.PlayerInteractEntityEvent;
 import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.projectiles.ProjectileSource;
 
+import java.util.List;
 import java.util.Map;
 
 public class EnginePermBuild extends Engine
@@ -193,6 +195,29 @@ public class EnginePermBuild extends Engine
 		useEntity(event.getPlayer(), event.getRightClicked(), true, event);
 	}
 
+	// This is a special Spigot event that fires for Minecraft 1.8 armor stands.
+	// It also fires for other entity types but for those the event is buggy.
+	// It seems we can only cancel interaction with armor stands from here.
+	// Thus we only handle armor stands from here and handle everything else in EngineMain.
+	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
+	public void handleArmorStand(PlayerInteractAtEntityEvent event)
+	{
+		// Ignore Off Hand
+		if (isOffHand(event)) return;
+
+		// Gather Info
+		final Player player = event.getPlayer();
+		if (MUtil.isntPlayer(player)) return;
+		final Entity entity = event.getRightClicked();
+		final boolean verboose = true;
+
+		// Only care for armor stands.
+		if (entity.getType() != EntityType.ARMOR_STAND) return;
+
+		// If we can't use, block it
+		EnginePermBuild.useEntity(player, entity, verboose, event);
+	}
+
 	// -------------------------------------------- //
 	// BUILD > ENTITY
 	// -------------------------------------------- //
@@ -238,60 +263,66 @@ public class EnginePermBuild extends Engine
 	// -------------------------------------------- //
 	
 		/*
-	* NOTE: These piston listeners are only called on 1.7 servers.
+	 * Note: With 1.8 and the slime blocks, retracting and extending pistons
-	*
+	 * became more of a problem. Blocks located on the border of a chunk
-	* Originally each affected block in the territory was tested, but since we found that pistons can only push
+	 * could have easily been stolen. That is the reason why every block
-	* up to 12 blocks and the width of any territory is 16 blocks, it should be safe (and much more lightweight) to test
+	 * needs to be checked now, whether he moved into a territory which
-	* only the final target block as done below.
+	 * he actually may not move into.
 	 */
 	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
-	public void buildPiston(BlockPistonExtendEvent event)
+	public void blockBuild(BlockPistonExtendEvent event)
 	{
-		// Is using Spigot or is checking deactivated by MConf?
+		// Is checking deactivated by MConf?
-		if (IntegrationSpigot.get().isIntegrationActive() || !MConf.get().handlePistonProtectionThroughDenyBuild) return;
+		if ( ! MConf.get().handlePistonProtectionThroughDenyBuild) return;
 
-		// Targets end-of-the-line empty (air) block which is being pushed into, including if piston itself would extend into air
+		Faction pistonFaction = BoardColl.get().getFactionAt(PS.valueOf(event.getBlock()));
-		Block block = event.getBlock();
-		Block targetBlock = block.getRelative(event.getDirection(), event.getLength() + 1);
 
-		// Factions involved
+		List<Block> blocks = event.getBlocks();
-		Faction pistonFaction = BoardColl.get().getFactionAt(PS.valueOf(block));
+
-		Faction targetFaction = BoardColl.get().getFactionAt(PS.valueOf(targetBlock));
+		// Check for all extended blocks
+		for (Block block : blocks)
+		{
+			// Block which is being pushed into
+			Block targetBlock = block.getRelative(event.getDirection());
 
 			// Members of a faction might not have build rights in their own territory, but pistons should still work regardless
-		if (targetFaction == pistonFaction) return;
+			Faction targetFaction = BoardColl.get().getFactionAt(PS.valueOf(targetBlock));
+			if (targetFaction == pistonFaction) continue;
 
-		// If potentially pushing into air/water/lava in another territory, we need to check it out
+			// Perm check
-		if (!targetBlock.isEmpty() && !targetBlock.isLiquid()) return;
+			if (MPerm.getPermBuild().has(pistonFaction, targetFaction)) continue;
-		if (MPerm.getPermBuild().has(pistonFaction, targetFaction)) return;
 
 			event.setCancelled(true);
+			return;
+		}
 	}
 
 	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
-	public void buildPiston(BlockPistonRetractEvent event)
+	public void blockBuild(BlockPistonRetractEvent event)
 	{
-		// Is using Spigot or is checking deactivated by MConf?
+		// Is checking deactivated by MConf?
-		if (IntegrationSpigot.get().isIntegrationActive() || ! MConf.get().handlePistonProtectionThroughDenyBuild) return;
+		if ( ! MConf.get().handlePistonProtectionThroughDenyBuild) return;
 
-		// If not a sticky piston, retraction should be fine
-		if ( ! event.isSticky()) return;
-		
-		Block retractBlock = event.getRetractLocation().getBlock();
-		PS retractPs = PS.valueOf(retractBlock);
-		
-		// if potentially retracted block is just air/water/lava, no worries
-		if (retractBlock.isEmpty() || retractBlock.isLiquid()) return;
-		
-		// Factions involved
 		Faction pistonFaction = BoardColl.get().getFactionAt(PS.valueOf(event.getBlock()));
-		Faction targetFaction = BoardColl.get().getFactionAt(retractPs);
+
+		List<Block> blocks = event.getBlocks();
+
+		// Check for all retracted blocks
+		for (Block block : blocks)
+		{
+			// Is the retracted block air/water/lava? Don't worry about it
+			if (block.isEmpty() || block.isLiquid()) return;
 
 			// Members of a faction might not have build rights in their own territory, but pistons should still work regardless
-		if (targetFaction == pistonFaction) return;
+			Faction targetFaction = BoardColl.get().getFactionAt(PS.valueOf(block));
-		if (MPerm.getPermBuild().has(pistonFaction, targetFaction)) return;
+			if (targetFaction == pistonFaction) continue;
+
+			// Perm check
+			if (MPerm.getPermBuild().has(pistonFaction, targetFaction)) continue;
 
 			event.setCancelled(true);
+			return;
+		}
 	}
 	
 	// -------------------------------------------- //

src/com/massivecraft/factions/engine/EngineShow.java

@@ -167,7 +167,7 @@ public class EngineShow extends Engine
 		List<String> followerNamesOffline = new ArrayList<>();
 
 		List<MPlayer> followers = faction.getMPlayers();
-		Collections.sort(followers, ComparatorMPlayerRole.get());
+		followers.sort(ComparatorMPlayerRole.get());
 		for (MPlayer follower : followers)
 		{
 			if (follower.isOnline(sender))

src/com/massivecraft/factions/engine/EngineTeleportHomeOnDeath.java

@@ -44,7 +44,7 @@ public class EngineTeleportHomeOnDeath extends Engine
 		if (faction.isNone()) return;
 		
 		// ... and the faction has a home ...
-		List<Warp> warps = faction.getWarps().getAll(warp -> warp.getName().equalsIgnoreCase(MConf.get().warpsTeleportToOnDeathName));
+		List<Warp> warps = faction.getWarps().getAll((java.util.function.Predicate<Warp>) (warp -> warp.getName().equalsIgnoreCase(MConf.get().warpsTeleportToOnDeathName)));
 		if (warps.isEmpty()) return;
 
 		Warp warp = warps.get(0);

src/com/massivecraft/factions/entity/Faction.java

@@ -187,9 +187,7 @@ public class Faction extends Entity<Faction> implements FactionsParticipator, MP
 	@Override
 	public String getName()
 	{
-		String ret = this.name;
+		return this.name;
-		
-		return ret;
 	}
 	
 	public void setName(String name)

src/com/massivecraft/factions/entity/FactionColl.java

@@ -90,7 +90,7 @@ public class FactionColl extends Coll<Faction>
 		faction.setPermittedRelations(MPerm.getPermDoor(), MPerm.getPermables(faction));
 		faction.setPermittedRelations(MPerm.getPermContainer(), MPerm.getPermables(faction));
 		faction.setPermittedRelations(MPerm.getPermButton(), MPerm.getPermables(faction));
-		faction.setPermittedRelations(MPerm.getPermLever(), MPerm.getPermables(faction));;
+		faction.setPermittedRelations(MPerm.getPermLever(), MPerm.getPermables(faction));
 		faction.setPermittedRelations(MPerm.getPermDeposit(), Collections.singleton(faction.getLeaderRank())); // Wilderness deposit should be limited as an anti spam meassure.
 		
 		return faction;
@@ -233,7 +233,7 @@ public class FactionColl extends Coll<Faction>
 		boolean peaceful = faction.getFlag(flagPeaceful);
 		for (Rel rel : rels)
 		{
-			ret.put(rel, new ArrayList<String>());
+			ret.put(rel, new ArrayList<>());
 		}
 
 		// Fill

src/com/massivecraft/factions/entity/MPerm.java

@@ -146,7 +146,7 @@ public class MPerm extends Entity<MPerm> implements Prioritized, Registerable, N
 	}
 	
 	public static MPerm getPermBuild() { return getCreative(PRIORITY_BUILD, ID_BUILD, ID_BUILD, "edit the terrain", MUtil.set("LEADER", "OFFICER", "MEMBER"), true, true, true); }
-	public static MPerm getPermPainbuild() { return getCreative(PRIORITY_PAINBUILD, ID_PAINBUILD, ID_PAINBUILD, "edit, take damage", new MassiveSet<String>(), true, true, true); }
+	public static MPerm getPermPainbuild() { return getCreative(PRIORITY_PAINBUILD, ID_PAINBUILD, ID_PAINBUILD, "edit, take damage", new MassiveSet<>(), true, true, true); }
 	public static MPerm getPermDoor() { return getCreative(PRIORITY_DOOR, ID_DOOR, ID_DOOR, "use doors", MUtil.set("LEADER", "OFFICER", "MEMBER", "RECRUIT", "ALLY"), true, true, true); }
 	public static MPerm getPermButton() { return getCreative(PRIORITY_BUTTON, ID_BUTTON, ID_BUTTON, "use stone buttons", MUtil.set("LEADER", "OFFICER", "MEMBER", "RECRUIT", "ALLY"), true, true, true); }
 	public static MPerm getPermLever() { return getCreative(PRIORITY_LEVER, ID_LEVER, ID_LEVER, "use levers", MUtil.set("LEADER", "OFFICER", "MEMBER", "RECRUIT", "ALLY"), true, true, true); }
@@ -413,8 +413,7 @@ public class MPerm extends Entity<MPerm> implements Prioritized, Registerable, N
 			}
 		}
 
-		boolean ret = this.has(mplayer, hostFaction, verboose);
+		return this.has(mplayer, hostFaction, verboose);
-		return ret;
 	}
 
 	// -------------------------------------------- //

src/com/massivecraft/factions/entity/Rank.java

@@ -3,7 +3,6 @@ package com.massivecraft.factions.entity;
 import com.massivecraft.massivecore.store.EntityInternal;
 import com.massivecraft.massivecore.store.EntityInternalMap;
 import com.massivecraft.massivecore.util.Txt;
-import org.apache.commons.lang.ObjectUtils.Null;
 import org.bukkit.ChatColor;
 
 import java.util.Map.Entry;

src/com/massivecraft/factions/entity/Vote.java

@@ -95,8 +95,7 @@ public class Vote extends EntityInternal<Vote> implements Named
 	public Faction getFaction()
 	{
 		EntityInternalMap<Vote> internalMap = (EntityInternalMap<Vote>) this.getContainer();
-		Faction faction = (Faction) internalMap.getEntity();
+		return (Faction) internalMap.getEntity();
-		return faction;
 	}
 
 	public void clean()

src/com/massivecraft/factions/entity/Warp.java

@@ -39,8 +39,7 @@ public class Warp extends EntityInternal<Warp> implements Named
 	public Faction getFaction()
 	{
 		EntityInternalMap<?> internalMap = (EntityInternalMap<?>) this.getContainer();
-		Faction faction = (Faction) internalMap.getEntity();
+		return (Faction) internalMap.getEntity();
-		return faction;
 	}
 
 	// -------------------------------------------- //

src/com/massivecraft/factions/event/EventFactionsChunksChange.java

@@ -10,7 +10,6 @@ import org.bukkit.command.CommandSender;
 import org.bukkit.event.HandlerList;
 
 import java.util.Collections;
-import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;

src/com/massivecraft/factions/integration/V18/EngineV18.java

@@ -1,55 +0,0 @@
-package com.massivecraft.factions.integration.V18;
-
-import com.massivecraft.factions.Factions;
-import com.massivecraft.factions.engine.EngineCanCombatHappen;
-import com.massivecraft.factions.engine.EngineFlagExplosion;
-import com.massivecraft.massivecore.Engine;
-import com.massivecraft.massivecore.MassivePlugin;
-import com.massivecraft.massivecore.util.MUtil;
-import org.bukkit.Location;
-import org.bukkit.block.Block;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.LivingEntity;
-import org.bukkit.event.Cancellable;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.EventPriority;
-import org.bukkit.event.block.BlockExplodeEvent;
-import org.bukkit.event.entity.AreaEffectCloudApplyEvent;
-import org.bukkit.event.entity.EntityDamageByEntityEvent;
-import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.projectiles.ProjectileSource;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
-
-public class EngineV18 extends Engine
-{
-	// -------------------------------------------- //
-	// INSTANCE & CONSTRUCT
-	// -------------------------------------------- //
-
-	private static EngineV18 i = new EngineV18();
-	public static EngineV18 get() { return i; }
-
-	@Override
-	public MassivePlugin getActivePlugin()
-	{
-		return Factions.get();
-	}
-
-	// -------------------------------------------- //
-	// LISTENER
-	// -------------------------------------------- //
-	
-	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
-	public void blockExplosion(BlockExplodeEvent event)
-	{
-		Location location = event.getBlock().getLocation();
-		Cancellable cancellable = event;
-		Collection<Block> blocks = event.blockList();
-		
-		EngineFlagExplosion.get().blockExplosion(location, cancellable, blocks);
-	}
-	
-}

src/com/massivecraft/factions/integration/V18/IntegrationV18.java

@@ -1,31 +0,0 @@
-package com.massivecraft.factions.integration.V18;
-
-import com.massivecraft.massivecore.Engine;
-import com.massivecraft.massivecore.Integration;
-
-public class IntegrationV18 extends Integration
-{
-	// -------------------------------------------- //
-	// INSTANCE & CONSTRUCT
-	// -------------------------------------------- //
-
-	private static IntegrationV18 i = new IntegrationV18();
-	public static IntegrationV18 get() { return i; }
-	private IntegrationV18()
-	{
-		this.setClassNames(
-			"org.bukkit.entity.ArmorStand"
-		);
-	}
-
-	// -------------------------------------------- //
-	// OVERRIDE
-	// -------------------------------------------- //
-
-	@Override
-	public Engine getEngine()
-	{
-		return EngineV18.get();
-	}
-
-}

src/com/massivecraft/factions/integration/lwc/EngineLwc.java

@@ -123,26 +123,12 @@ public class EngineLwc extends Engine
 	
 	public static void removeAlienProtectionsAsync(final PS chunkPs, final Faction faction)
 	{
-		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskAsynchronously(Factions.get(), () -> removeAlienProtectionsRaw(chunkPs, faction));
-		{
-			@Override
-			public void run()
-			{
-				removeAlienProtectionsRaw(chunkPs, faction);
-			}
-		});
 	}
 	
 	public static void removeAlienProtectionsAsyncNextTick(final PS chunkPs, final Faction faction)
 	{
-		Bukkit.getScheduler().runTaskLater(Factions.get(), new Runnable()
+		Bukkit.getScheduler().runTaskLater(Factions.get(), () -> removeAlienProtectionsAsync(chunkPs, faction), 0);
-		{
-			@Override
-			public void run()
-			{
-				removeAlienProtectionsAsync(chunkPs, faction);
-			}
-		}, 0);
 	}
 	
 }

src/com/massivecraft/factions/integration/spigot/EngineSpigot.java

@@ -1,123 +0,0 @@
-package com.massivecraft.factions.integration.spigot;
-
-import com.massivecraft.factions.engine.EnginePermBuild;
-import com.massivecraft.factions.entity.BoardColl;
-import com.massivecraft.factions.entity.Faction;
-import com.massivecraft.factions.entity.MConf;
-import com.massivecraft.factions.entity.MPerm;
-import com.massivecraft.massivecore.Engine;
-import com.massivecraft.massivecore.ps.PS;
-import com.massivecraft.massivecore.util.MUtil;
-import org.bukkit.block.Block;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.EntityType;
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.EventPriority;
-import org.bukkit.event.block.BlockPistonExtendEvent;
-import org.bukkit.event.block.BlockPistonRetractEvent;
-import org.bukkit.event.player.PlayerInteractAtEntityEvent;
-
-import java.util.List;
-
-
-public class EngineSpigot extends Engine
-{
-	// -------------------------------------------- //
-	// INSTANCE & CONSTRUCT
-	// -------------------------------------------- //
-	
-	private static EngineSpigot i = new EngineSpigot();
-	public static EngineSpigot get() { return i; }
-	
-	// -------------------------------------------- //
-	// LISTENER
-	// -------------------------------------------- //
-	
-	// This is a special Spigot event that fires for Minecraft 1.8 armor stands.
-	// It also fires for other entity types but for those the event is buggy.
-	// It seems we can only cancel interaction with armor stands from here.
-	// Thus we only handle armor stands from here and handle everything else in EngineMain.
-	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
-	public void onPlayerInteractAtEntity(PlayerInteractAtEntityEvent event)
-	{
-		// Ignore Off Hand
-		if (isOffHand(event)) return;
-		
-		// Gather Info
-		final Player player = event.getPlayer();
-		if (MUtil.isntPlayer(player)) return;
-		final Entity entity = event.getRightClicked();
-		final boolean verboose = true;
-		
-		// Only care for armor stands.
-		if (entity.getType() != EntityType.ARMOR_STAND) return;
-		
-		// If we can't use, block it
-		EnginePermBuild.useEntity(player, entity, verboose, event);
-	}
-	
-	/*
-	 * Note: With 1.8 and the slime blocks, retracting and extending pistons 
-	 * became more of a problem. Blocks located on the border of a chunk
-	 * could have easily been stolen. That is the reason why every block
-	 * needs to be checked now, whether he moved into a territory which 
-	 * he actually may not move into.
-	 */
-	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
-	public void blockBuild(BlockPistonExtendEvent event)
-	{
-		// Is checking deactivated by MConf?
-		if ( ! MConf.get().handlePistonProtectionThroughDenyBuild) return;
-		
-		Faction pistonFaction = BoardColl.get().getFactionAt(PS.valueOf(event.getBlock()));
-		
-		List<Block> blocks = event.getBlocks();
-		
-		// Check for all extended blocks
-		for (Block block : blocks)
-		{
-			// Block which is being pushed into
-			Block targetBlock = block.getRelative(event.getDirection());
-			
-			// Members of a faction might not have build rights in their own territory, but pistons should still work regardless
-			Faction targetFaction = BoardColl.get().getFactionAt(PS.valueOf(targetBlock));
-			if (targetFaction == pistonFaction) continue;
-			
-			// Perm check
-			if (MPerm.getPermBuild().has(pistonFaction, targetFaction)) continue;
-			
-			event.setCancelled(true);
-			return;
-		}	
-	}
-	
-	@EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
-	public void blockBuild(BlockPistonRetractEvent event)
-	{	
-		// Is checking deactivated by MConf?
-		if ( ! MConf.get().handlePistonProtectionThroughDenyBuild) return;
-		
-		Faction pistonFaction = BoardColl.get().getFactionAt(PS.valueOf(event.getBlock()));
-		
-		List<Block> blocks = event.getBlocks();
-		
-		// Check for all retracted blocks
-		for (Block block : blocks)
-		{
-			// Is the retracted block air/water/lava? Don't worry about it
-			if (block.isEmpty() || block.isLiquid()) return;
-			
-			// Members of a faction might not have build rights in their own territory, but pistons should still work regardless
-			Faction targetFaction = BoardColl.get().getFactionAt(PS.valueOf(block));
-			if (targetFaction == pistonFaction) continue;
-
-			// Perm check
-			if (MPerm.getPermBuild().has(pistonFaction, targetFaction)) continue;
-			
-			event.setCancelled(true);
-			return;
-		}
-	}
-	
-}

src/com/massivecraft/factions/integration/spigot/IntegrationSpigot.java

@@ -1,29 +0,0 @@
-package com.massivecraft.factions.integration.spigot;
-
-import com.massivecraft.massivecore.Engine;
-import com.massivecraft.massivecore.Integration;
-
-public class IntegrationSpigot extends Integration
-{
-	// -------------------------------------------- //
-	// INSTANCE & CONSTRUCT
-	// -------------------------------------------- //
-	
-	private static IntegrationSpigot i = new IntegrationSpigot();
-	public static IntegrationSpigot get() { return i; }
-	private IntegrationSpigot()
-	{
-		this.setPredicate(PredicateSpigot.get());
-	}
-	
-	// -------------------------------------------- //
-	// OVERRIDE
-	// -------------------------------------------- //
-	
-	@Override
-	public Engine getEngine()
-	{
-		return EngineSpigot.get();
-	}
-	
-}

src/com/massivecraft/factions/integration/spigot/PredicateSpigot.java

@@ -1,36 +0,0 @@
-package com.massivecraft.factions.integration.spigot;
-
-import com.massivecraft.massivecore.Integration;
-import com.massivecraft.massivecore.predicate.Predicate;
-import org.bukkit.event.player.PlayerInteractAtEntityEvent;
-
-public class PredicateSpigot implements Predicate<Integration>
-{
-	// -------------------------------------------- //
-	// INSTANCE & CONSTRUCT
-	// -------------------------------------------- //
-	
-	private static PredicateSpigot i = new PredicateSpigot();
-	public static PredicateSpigot get() { return i; }
-	
-	// -------------------------------------------- //
-	// OVERRIDE
-	// -------------------------------------------- //
-
-	@Override
-	public boolean apply(Integration integration)
-	{
-		try
-		{
-			// This line will throw if the class does not exist.
-			PlayerInteractAtEntityEvent.class.getName();
-			
-			return true;
-		}
-		catch (Throwable t)
-		{
-			return false;
-		}
-	}
-
-}

src/com/massivecraft/factions/util/VisualizeUtil.java

@@ -26,13 +26,7 @@ public class VisualizeUtil
 	}
 	public static Set<Location> getPlayerLocations(UUID uuid)
 	{
-		Set<Location> ret = playerLocations.get(uuid);
+		return playerLocations.computeIfAbsent(uuid, k -> new HashSet<>());
-		if (ret == null)
-		{
-			ret = new HashSet<>();
-			playerLocations.put(uuid, ret);
-		}
-		return ret;
 	}
 	
 	// -------------------------------------------- //