Changes to the PS Destination teleporter system.

src/com/massivecraft/massivecore/MassiveCoreEngineDestination.java

@@ -95,7 +95,7 @@ public class MassiveCoreEngineDestination extends EngineAbstract
 	public static final Set<String> ALIASES_THERE = new MassiveSet<String>("there");
 	public static final Set<String> ALIASES_THAT = new MassiveSet<String>("that");
 	public static final Set<String> ALIASES_JUMP = new MassiveSet<String>("jump");
-	public static final Set<String> ALIASES_WORLD = new MassiveSet<String>("w", "world", "worldspawn", "wspawn");
+	public static final Set<String> ALIASES_WORLD = new MassiveSet<String>("w", "world", "spawn", "wspawn", "worldspawn");
 	public static final Set<String> ALIASES_PLAYER = new MassiveSet<String>("p", "player", "here", "me", "self");
 	
 	public Destination destinationArg(String arg, CommandSender sender) throws MassiveException

src/com/massivecraft/massivecore/PriorityComparator.java

@@ -2,6 +2,9 @@ package com.massivecraft.massivecore;
 
 import java.util.Comparator;
 
+import com.massivecraft.massivecore.store.ComparatorEntityId;
+import com.massivecraft.massivecore.store.Entity;
+
 public class PriorityComparator implements Comparator<Prioritized>
 {
 	// -------------------------------------------- //
@@ -16,21 +19,30 @@ public class PriorityComparator implements Comparator<Prioritized>
 	// -------------------------------------------- //
 	
 	@Override
-	public int compare(Prioritized one, Prioritized two)
+	public int compare(Prioritized p1, Prioritized p2)
 	{
-		if (one == null && two == null) return 0;
-		if (two == null) return 1;
-		if (one == null) return -1;
+		// Null
+		if (p1 == null && p2 == null) return 0;
+		if (p1 == null) return -1;
+		if (p2 == null) return +1;
 		
-		int ret = Integer.valueOf(one.getPriority()).compareTo(two.getPriority());
+		// Equals
+		if (p1.equals(p2)) return 0;
+		
+		// Priority
+		int ret = Integer.compare(p1.getPriority(), p2.getPriority());
+		if (ret != 0) return ret;
+		
+		// Entity Id
+		if (p1 instanceof Entity<?> && p2 instanceof Entity<?>)
+		{
+			Entity<?> e1 = (Entity<?>)p1;
+			Entity<?> e2 = (Entity<?>)p2;
+			return ComparatorEntityId.get().compare(e1, e2);
+		}
 		
 		// We should only return 0 if the items actually are equal.
-		if (ret == 0 && ! one.equals(two))
-		{
-			ret = two.hashCode() - one.hashCode();
-		}
-		
-		return ret;
+		return p2.hashCode() - p1.hashCode();
 	}
 	
 }

src/com/massivecraft/massivecore/cmd/arg/ARDestination.java

@@ -33,7 +33,8 @@ public class ARDestination extends ARAbstract<Destination>
 		Destination ret = event.getDestination();
 		if (ret == null) throw new MassiveException().addMsg("<b>Unknown destination \"<h>%s<b>\".", arg);
 		
-		if ( ! ret.hasPs()) throw new MassiveException().addMessage(ret.getMessagePsNull(sender));
+		// Throw exeption if ps is null.
+		ret.getPs(sender);
 		
 		return ret;
 	}

src/com/massivecraft/massivecore/mixin/TeleportMixinDefault.java

@@ -76,7 +76,15 @@ public class TeleportMixinDefault extends TeleportMixinAbstract
 		String teleporteeId = IdUtil.getId(teleporteeObject);
 		if (!IdUtil.isPlayerId(teleporteeId)) throw new TeleporterException(Txt.parse("<white>%s <b>is not a player.", Mixin.getDisplayName(teleporteeId, IdUtil.getConsole())));
 		
-		if ( ! destination.hasPs()) throw new TeleporterException(destination.getMessagePsNull(teleporteeId));
+		PS ps;
+		try
+		{
+			ps = destination.getPs(teleporteeId);
+		}
+		catch (Exception e)
+		{
+			throw new TeleporterException(e.getMessage());
+		}
 		
 		String desc = destination.getDesc(teleporteeId);
 		if (delaySeconds > 0)
@@ -112,11 +120,11 @@ public class TeleportMixinDefault extends TeleportMixinAbstract
 			Player teleportee = IdUtil.getPlayer(teleporteeId);
 			if (teleportee != null)
 			{
-				teleportPlayer(teleportee, destination.getPs());
+				teleportPlayer(teleportee, ps);
 			}
 			else
 			{
-				Mixin.setSenderPs(teleporteeId, destination.getPs());
+				Mixin.setSenderPs(teleporteeId, ps);
 			}
 		}
 	}

src/com/massivecraft/massivecore/teleport/Destination.java

@@ -2,11 +2,12 @@ package com.massivecraft.massivecore.teleport;
 
 import java.io.Serializable;
 
+import com.massivecraft.massivecore.MassiveException;
 import com.massivecraft.massivecore.ps.PS;
 
 public interface Destination extends Serializable
 {
-	public PS getPs();
+	public PS getPs(Object watcherObject) throws MassiveException;
 	public boolean hasPs();
 	public String getMessagePsNull(Object watcherObject);
 	

src/com/massivecraft/massivecore/teleport/DestinationAbstract.java

@@ -1,5 +1,7 @@
 package com.massivecraft.massivecore.teleport;
 
+import com.massivecraft.massivecore.MassiveException;
+import com.massivecraft.massivecore.ps.PS;
 import com.massivecraft.massivecore.ps.PSFormatHumanSpace;
 import com.massivecraft.massivecore.util.Txt;
 
@@ -13,14 +15,41 @@ public abstract class DestinationAbstract implements Destination
 	
 	protected String desc = null;
 	
+	// -------------------------------------------- //
+	// ABSTRACT
+	// -------------------------------------------- //
+	
+	public PS getPsInner()
+	{
+		return null;
+	}
+	
 	// -------------------------------------------- //
 	// OVERRIDE
 	// -------------------------------------------- //
 	
+	@Override
+	public PS getPs(Object watcherObject) throws MassiveException
+	{
+		PS ret = this.getPsInner();
+		if (ret == null)
+		{
+			throw new MassiveException().addMessage(this.getMessagePsNull(watcherObject));
+		}
+		return ret;
+	}
+	
 	@Override
 	public boolean hasPs()
 	{
-		return this.getPs() != null;
+		try
+		{
+			return this.getPs(null) != null;
+		}
+		catch (MassiveException e)
+		{
+			return false;
+		}
 	}
 	
 	@Override
@@ -34,7 +63,15 @@ public abstract class DestinationAbstract implements Destination
 	public String getDesc(Object watcherObject)
 	{
 		if (this.desc != null) return this.desc;
-		return PSFormatHumanSpace.get().format(this.getPs());
+		try
+		{
+			PS ps = this.getPs(watcherObject);
+			return PSFormatHumanSpace.get().format(ps);
+		}
+		catch (MassiveException e)
+		{
+			return "null";
+		}
 	}
 	
 	@Override

src/com/massivecraft/massivecore/teleport/DestinationJump.java

@@ -28,7 +28,7 @@ public class DestinationJump extends DestinationPlayer
 	// -------------------------------------------- //
 	
 	@Override
-	public PS getPs()
+	public PS getPsInner()
 	{
 		Player player = this.getPlayer();
 		if (player == null) return null;

src/com/massivecraft/massivecore/teleport/DestinationPlayer.java

@@ -44,7 +44,7 @@ public class DestinationPlayer extends DestinationAbstract
 	// -------------------------------------------- //
 	
 	@Override
-	public PS getPs()
+	public PS getPsInner()
 	{
 		return Mixin.getSenderPs(this.playerId);
 	}

src/com/massivecraft/massivecore/teleport/DestinationSimple.java

@@ -38,7 +38,7 @@ public class DestinationSimple extends DestinationAbstract
 	// -------------------------------------------- //
 	
 	@Override
-	public PS getPs()
+	public PS getPsInner()
 	{
 		return this.ps;
 	}

src/com/massivecraft/massivecore/teleport/DestinationThat.java

@@ -28,7 +28,7 @@ public class DestinationThat extends DestinationPlayer
 	// -------------------------------------------- //
 	
 	@Override
-	public PS getPs()
+	public PS getPsInner()
 	{
 		Player player = this.getPlayer();
 		if (player == null) return null;

src/com/massivecraft/massivecore/teleport/DestinationThere.java

@@ -28,7 +28,7 @@ public class DestinationThere extends DestinationPlayer
 	// -------------------------------------------- //
 	
 	@Override
-	public PS getPs()
+	public PS getPsInner()
 	{
 		Player player = this.getPlayer();
 		if (player == null) return null;

src/com/massivecraft/massivecore/teleport/DestinationTop.java

@@ -28,7 +28,7 @@ public class DestinationTop extends DestinationPlayer
 	// -------------------------------------------- //
 	
 	@Override
-	public PS getPs()
+	public PS getPsInner()
 	{
 		Player player = this.getPlayer();
 		if (player == null) return null;

src/com/massivecraft/massivecore/teleport/DestinationWorld.java

@@ -55,7 +55,7 @@ public class DestinationWorld extends DestinationAbstract
 	// -------------------------------------------- //
 	
 	@Override
-	public PS getPs()
+	public PS getPsInner()
 	{
 		String worldId = this.getWorldId();
 		if (worldId == null) return null;

src/com/massivecraft/massivecore/util/InventoryUtil.java

@@ -292,6 +292,7 @@ public class InventoryUtil
 	
 	public static ItemStack cloneItemStack(ItemStack itemStack)
 	{
+		if (itemStack == null) return null;
 		return new ItemStack(itemStack);
 	}