public void saveToCache(String topic, Class<? extends JsTopicMessageController> cls) {
		if(null != topic && null != cls) {
			messageControllers.put(topic, cls);
		}
	}
public void saveToCache ( String topic , Class < ? extends JsTopicMessageController > cls ) { if ( null != topic && null != cls ) { messageControllers . put ( topic , cls ) ; } }
Save messageController Factory for topic
@param topic
@param cls