<listener>

    <listener-class>cn.edu.hbcf.common.listener.SessionListener</listener-class>

  </listener>

package cn.edu.hbcf.common.listener;

import javax.servlet.http.HttpSession;

import javax.servlet.http.HttpSessionEvent;

import javax.servlet.http.HttpSessionListener;

import cn.edu.hbcf.common.constants.WebConstants;

import cn.edu.hbcf.common.springmvc.SpringContextHolder;

import cn.edu.hbcf.privilege.dao.BaseUserLogMapper;

import cn.edu.hbcf.privilege.pojo.BaseUserLog;

import cn.edu.hbcf.privilege.pojo.BaseUsers;

public class SessionListener implements HttpSessionListener {

     @Override

     public void sessionCreated(HttpSessionEvent arg0) {}

     @Override

     public void sessionDestroyed(HttpSessionEvent arg0) {

         HttpSession session = arg0.getSession();

         BaseUsers user = (BaseUsers)session.getAttribute(WebConstants.CURRENT_USER);

         String name=user.getAccount();

         if(name!=null && name.length()>0){//session失效时候移除记录

             if(SessionAttributeListener.sessionMap.containsKey(name)){

                 BaseUserLogMapper baseUserLogMapper = SpringContextHolder.getBean("baseUserLogMapper");

                 BaseUserLog log = new BaseUserLog();

                 log.setLogType(2);

                 log.setUser(user);

                 log.setDescription("退出成功");

                 baseUserLogMapper.insert(log);

                 SessionAttributeListener.sessionMap.remove(name);

             }

        }

     }

}