code: public void returnHandlerObject(ModelHandler modelHandler) {
  		if (modelHandler == null)
  			return;
  		try {
  			handlerObjectFactory.returnHandlerObject(modelHandler);
  		} catch (Exception ex) {
  			Debug.logError("[JdonFramework] return modelHandler error" + ex, module);
  		}
  
  	}
docs: return the Handler instance.