Spring知识点回顾（07）事件发布和监听

Spring知识点回顾（07）事件发布和监听

1、DemoEvent extends ApplicationEvent {

public DemoEvent(Object source, String msg){

super(source);

this.msg = msg;

}

}

2、DemoListener implements ApplicationEventListener<DemoEvent> {

public void onApplicationEvent(DemoEvent event){

}

}

3、DemoPublisher {

public void publish（）{

applicationContext.publishEvent( new DemoEvent(this, msg) );

}

}