From 2b25ca2932d9a0d72f4651cf77a8895045f97a98 Mon Sep 17 00:00:00 2001
From: KHobbits <rob@khobbits.co.uk>
Date: Sun, 4 Mar 2012 21:43:24 +0000
Subject: [PATCH] CME

---
 Essentials/src/com/earth2me/essentials/Mob.java                | 3 ++-
 .../src/com/earth2me/essentials/commands/Commandspawnmob.java  | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Essentials/src/com/earth2me/essentials/Mob.java b/Essentials/src/com/earth2me/essentials/Mob.java
index 7be698950..8523a1a87 100644
--- a/Essentials/src/com/earth2me/essentials/Mob.java
+++ b/Essentials/src/com/earth2me/essentials/Mob.java
@@ -1,6 +1,7 @@
 package com.earth2me.essentials;
 
 import static com.earth2me.essentials.I18n._;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.Locale;
 import java.util.Map;
@@ -71,7 +72,7 @@ public enum Mob
 	}
 	
 	public static Set<String> getMobList() {
-		return hashMap.keySet();
+		return Collections.unmodifiableSet(hashMap.keySet());
 	}
 
 	public LivingEntity spawn(final Player player, final Server server, final Location loc) throws MobException
diff --git a/Essentials/src/com/earth2me/essentials/commands/Commandspawnmob.java b/Essentials/src/com/earth2me/essentials/commands/Commandspawnmob.java
index 4971c7922..5c0dc84fe 100644
--- a/Essentials/src/com/earth2me/essentials/commands/Commandspawnmob.java
+++ b/Essentials/src/com/earth2me/essentials/commands/Commandspawnmob.java
@@ -27,7 +27,7 @@ public class Commandspawnmob extends EssentialsCommand
 	{
 		if (args.length < 1)
 		{
-			Set<String> availableList = Mob.getMobList();
+			final Set<String> availableList = Mob.getMobList();
 			for (String mob : availableList)
 			{
 				if (!user.isAuthorized("essentials.spawnmob." + mob.toLowerCase()))