Added missing precondition to class ChunkMonitor.

aherber · Apr 17, 2013 · df285d8 · df285d8
1 parent b1056b9
commit df285d8
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/main/java/org/terasology/monitoring/ChunkMonitor.java b/src/main/java/org/terasology/monitoring/ChunkMonitor.java
@@ -105,6 +105,7 @@ public static void fireChunkDisposed(Chunk chunk) {
     }
 
     public static synchronized void getChunks(List<ChunkMonitorEntry> output) {
+        Preconditions.checkNotNull(output, "The parameter 'output' must not be null");
         final Iterator<ChunkMonitorEntry> it = chunks.values().iterator();
         while (it.hasNext()) {
             final ChunkMonitorEntry e = it.next();