sessionlistener.java

来自「该系统的主要功能是」· Java 代码 · 共 27 行

package com.laoniu.web.listener;

import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpSessionEvent;
import javax.servlet.http.HttpSessionListener;

import com.laoniu.bean.ShoppingCart;

public class SessionListener implements HttpSessionListener {

	public void sessionCreated(HttpSessionEvent arg0) {
		// TODO Auto-generated method stub
		HttpSession session=arg0.getSession();
		ShoppingCart cart=new ShoppingCart();
		session.setAttribute("cart", cart);
		System.out.println("会话开始了！！！！！！");
	}

	public void sessionDestroyed(HttpSessionEvent arg0) {
		// TODO Auto-generated method stub
		HttpSession session=arg0.getSession();
		session.removeAttribute("cart");
		System.out.println("会话结束！！！！！！！！");
	}

}