DBBroker broker = brokerPool.get();
DBBroker broker = null;
	public void remove(User user, String docName) throws Exception {		DBBroker broker = brokerPool.get();		try {			if (broker.getDocument(user, docName) == null)				throw new EXistException(					"document [" + docName + "] not found!");			broker.removeDocument(user, docName);		} finally {			brokerPool.release(broker);		}	}