if (!nodeIdAddressMap.containsKey(nodeId))
if (!nodeIdAddressMap.containsKey(new Integer(nodeId)))
   public void removeBindingFromCluster(String nodeId, String queueName) throws Exception   {      lock.writeLock().acquire();            try      {                  // Sanity         if (!nodeIdAddressMap.containsKey(nodeId))         {            throw new IllegalStateException("Cannot find address for node: " + nodeId);         }                  removeBinding(nodeId, queueName);               }      finally      {         lock.writeLock().release();      }   }