package com.starry.listenter;

import java.util.Date;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpSessionEvent;
import javax.servlet.http.HttpSessionListener;
/*
 * 
 */
public class SessionListenter implements HttpSessionListener {

	@Override
	public void sessionCreated(HttpSessionEvent arg0) {
		String date=new Date().toLocaleString();
		HttpSession session=arg0.getSession();
		System.out.println(date+"   建立session，id:"+session.getId());
	}

	@Override
	public void sessionDestroyed(HttpSessionEvent arg0) {
		String date=new Date().toLocaleString();
		HttpSession session=arg0.getSession();
		System.out.println(date+"   銷燬session，id:"+session.getId());

	}

}
 

以下是監聽的配置

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">
  <display-name>webday06homework</display-name>
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>

  <listener>
  	<listener-class>com.starry.listenter.SessionListenter</listener-class> 
  </listener>
  
</web-app>