Added ClaimDeletedEvent.

Fires only for top-level claims (not subclaims), and not for
resizes(horizontal) or extensions (vertical).

src/me/ryanhamshire/GriefPrevention/CleanupUnusedClaimsTask.java

@@ -89,7 +89,7 @@ class CleanupUnusedClaimsTask implements Runnable
 			if(newPlayerClaimsExpired && playerData.getClaims().size() == 1)
 			{
 				claim.removeSurfaceFluids(null);
-				GriefPrevention.instance.dataStore.deleteClaim(claim);
+				GriefPrevention.instance.dataStore.deleteClaim(claim, true);
 				cleanupChunks = true;
 				
 				//if configured to do so, restore the land to natural
@@ -147,7 +147,7 @@ class CleanupUnusedClaimsTask implements Runnable
 			
 			if(investmentScore < minInvestment)
 			{
-				GriefPrevention.instance.dataStore.deleteClaim(claim);
+				GriefPrevention.instance.dataStore.deleteClaim(claim, true);
 				GriefPrevention.AddLogEntry("Removed " + claim.getOwnerName() + "'s unused claim @ " + GriefPrevention.getfriendlyLocationString(claim.getLesserBoundaryCorner()));
 				
 				//if configured to do so, restore the claim area to natural state

src/me/ryanhamshire/GriefPrevention/DataStore.java

@@ -23,6 +23,8 @@ import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.regex.Pattern;
 
+import me.ryanhamshire.GriefPrevention.events.ClaimDeletedEvent;
+
 import org.bukkit.*;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.configuration.file.YamlConfiguration;
@@ -484,6 +486,11 @@ public abstract class DataStore
 	
 	//deletes a claim or subdivision
     synchronized public void deleteClaim(Claim claim)
+    {
+        this.deleteClaim(claim, true);
+    }
+	
+	synchronized void deleteClaim(Claim claim, boolean fireEvent)
 	{
 	    //subdivisions are simple - just remove them from their parent claim and save that claim
 		if(claim.parent != null)
@@ -498,7 +505,7 @@ public abstract class DataStore
 		//delete any children
         for(int j = 0; j < claim.children.size(); j++)
         {
-            this.deleteClaim(claim.children.get(j));
+            this.deleteClaim(claim.children.get(j), false);
         }
         
         //mark as deleted so any references elsewhere can be ignored
@@ -545,6 +552,12 @@ public abstract class DataStore
 			}
 			this.savePlayerData(claim.ownerID, ownerData);
 		}
+		
+		if(fireEvent)
+		{
+		    ClaimDeletedEvent ev = new ClaimDeletedEvent(claim);
+            Bukkit.getPluginManager().callEvent(ev);
+		}
 	}
 	
 	abstract void deleteClaimFromSecondaryStorage(Claim claim);
@@ -752,7 +765,7 @@ public abstract class DataStore
 		ArrayList<Claim> subdivisions = new ArrayList<Claim>(claim.children);
 		
 		//delete the claim
-		this.deleteClaim(claim);
+		this.deleteClaim(claim, false);
 		
 		//re-create it at the new depth
 		claim.lesserBoundaryCorner.setY(newDepth);
@@ -985,7 +998,7 @@ public abstract class DataStore
 			Claim claim = claimsToDelete.get(i); 
 			claim.removeSurfaceFluids(null);
 			
-			this.deleteClaim(claim);
+			this.deleteClaim(claim, true);
 			
 			//if in a creative mode world, delete the claim
 			if(GriefPrevention.instance.creativeRulesApply(claim.getLesserBoundaryCorner()))
@@ -1003,7 +1016,7 @@ public abstract class DataStore
 	    ArrayList<Claim> subdivisions = new ArrayList<Claim>(claim.children);
 	    
 	    //remove old claim
-		this.deleteClaim(claim);					
+		this.deleteClaim(claim, false);					
 		
 		//try to create this new claim, ignoring the original when checking for overlap
 		CreateClaimResult result = this.createClaim(claim.getLesserBoundaryCorner().getWorld(), newx1, newx2, newy1, newy2, newz1, newz2, claim.ownerID, claim.parent, claim.id, resizingPlayer);

src/me/ryanhamshire/GriefPrevention/GriefPrevention.java

@@ -1476,7 +1476,7 @@ public class GriefPrevention extends JavaPlugin
 					else
 					{
 						claim.removeSurfaceFluids(null);
-						this.dataStore.deleteClaim(claim);
+						this.dataStore.deleteClaim(claim, true);
 						
 						//if in a creative mode world, /restorenature the claim
 						if(GriefPrevention.instance.creativeRulesApply(claim.getLesserBoundaryCorner()))
@@ -2001,7 +2001,7 @@ public class GriefPrevention extends JavaPlugin
 		{
 			//delete it
 			claim.removeSurfaceFluids(null);
-			this.dataStore.deleteClaim(claim);
+			this.dataStore.deleteClaim(claim, true);
 			
 			//if in a creative mode world, restore the claim area
 			if(GriefPrevention.instance.creativeRulesApply(claim.getLesserBoundaryCorner()))

src/me/ryanhamshire/GriefPrevention/events/ClaimDeletedEvent.java

@@ -0,0 +1,45 @@
+package me.ryanhamshire.GriefPrevention.events;
+
+import me.ryanhamshire.GriefPrevention.Claim;
+
+import org.bukkit.entity.Player;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+
+/**
+ * This event gets called whenever a claim is going to be deleted. This event is
+ * not called when a claim is resized.
+ * 
+ * @author Tux2
+ * 
+ */
+public class ClaimDeletedEvent extends Event{
+
+    // Custom Event Requirements
+    private static final HandlerList handlers = new HandlerList();
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+
+    private Claim claim;
+
+    public ClaimDeletedEvent(Claim claim) {
+        this.claim = claim;
+    }
+
+    /**
+     * Gets the claim to be deleted.
+     * 
+     * @return
+     */
+    public Claim getClaim() {
+        return claim;
+    }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+}

src/me/ryanhamshire/GriefPrevention/events/package-info.java

@@ -0,0 +1,8 @@
+/**
+ * 
+ */
+/**
+ * @author Ryan
+ *
+ */
+package me.ryanhamshire.GriefPrevention.events;