package com.nd.listener;

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

import com.nd.bean.Admin;
import com.nd.util.Constants;

/**
 * session创建销毁监听器
 * @author wzl
 */
public class SessionListener implements HttpSessionListener{

	public void sessionCreated(HttpSessionEvent arg0) {
		
	}

	public void sessionDestroyed(HttpSessionEvent arg0) {
		Admin user = (Admin) arg0.getSession().getAttribute(Constants.USER_SESSION);
		
		if(user != null && user.getUsername().equals(Constants.loginuser)){
			Constants.loginuser = "";
			Constants.loginlogid = null;
		}
	}

}