testcontextlistener.java

一个视频网站的源码

package com.puckasoft.video312.test;

import javax.servlet.ServletContextAttributeEvent;
import javax.servlet.ServletContextAttributeListener;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;

public class TestContextListener implements ServletContextListener,ServletContextAttributeListener {

	public void contextDestroyed(ServletContextEvent arg0) {
		System.out.println("ServletContext被删除！");
	}

	public void contextInitialized(ServletContextEvent arg0) {
		System.out.println("ServletContext被初始化！");

	}

	public void attributeAdded(ServletContextAttributeEvent event) {
		System.out.println("ServletContext中增加了一个属性");
		System.out.println("name:"+event.getName());
		System.out.println("value:"+event.getValue());
	}

	public void attributeRemoved(ServletContextAttributeEvent arg0) {
		System.out.println("ServletContext中删除了一个属性");
		
	}

	public void attributeReplaced(ServletContextAttributeEvent arg0) {
		System.out.println("ServletContext中替换了一个属性");
	}

}