code: private void notifyListener(RequestResponseClass clazz, 
  	        ISFSObject params, User user, Object userAgent) throws Exception {
  	    Object listener = clazz.newInstance();
  	    setDataToListener(clazz, listener, params);
  	    invokeExecuteMethod(clazz.getExecuteMethod(), listener, userAgent);
  	    responseClient(clazz, listener, user);
  	}
docs: Notify all listeners
  
  @param clazz structure of listener class
  @param params request parameters
  @param user request user
  @param userAgent user agent's object
  @throws Exception when has any error from listener