docs: public EventSource createEventSource(boolean createAsyncEventSource, String cacheName) throws DynamicCacheServiceNotStarted {
      	if (objectCacheUnit == null) {
      		throw new DynamicCacheServiceNotStarted("Object cache service has not been started."); 
      	}
      	return objectCacheUnit.createEventSource(createAsyncEventSource, cacheName);
  	}