/**
  * Event Handler 事件处理程序
  *
  * @param event The <code>Event</code> Event事件类型
  * @param listener listener
  * @param originalEventClass originalEventClass
  */
 protected void routeEventToListener(
     Event event, IListener listener, Class<?> originalEventClass) {
   if (originalEventClass.isInstance(event)) {
     listener.onHandle(event);
   }
 }
 public Callback(IListener listener, Class<?> eventClass) {
   super(listener.getName());
   this.listener = listener;
   this.eventClass = eventClass;
 }