From 0dbe943cfedce4ba7aae67537dd9296fca9a9c26 Mon Sep 17 00:00:00 2001
From: Olof Larsson <olof@sylt.nu>
Date: Fri, 9 Aug 2013 08:35:28 +0200
Subject: [PATCH] Make this possible NPE more clear.

---
 src/com/massivecraft/mcore/util/PlayerUtil.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/com/massivecraft/mcore/util/PlayerUtil.java b/src/com/massivecraft/mcore/util/PlayerUtil.java
index 4d63d890..5420725a 100644
--- a/src/com/massivecraft/mcore/util/PlayerUtil.java
+++ b/src/com/massivecraft/mcore/util/PlayerUtil.java
@@ -115,6 +115,7 @@ public class PlayerUtil implements Listener
 	
 	public static boolean isJoined(Player player)
 	{
+		if (player == null) throw new NullPointerException("player was null");
 		return joinedPlayerNames.contains(player.getName());
 	}