sessionlistener.java

跑步社区网站

package com.briup.run.web.listener;

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

import com.briup.run.common.exception.MemberServiceException;
import com.briup.run.common.util.BeanFactory;
import com.briup.run.pojos.Memberinfo;
import com.briup.run.service.IMemberService;

public class SessionListener implements HttpSessionListener {

	public void sessionCreated(HttpSessionEvent arg0) {
		// TODO Auto-generated method stub
		HttpSession session=arg0.getSession();
		ServletContext context=session.getServletContext();
		synchronized(context){
			Integer  count=(Integer) context.getAttribute("count");
			context.setAttribute("count", count+1);
		}
	}

	public void sessionDestroyed(HttpSessionEvent arg0) {
		// TODO Auto-generated method stub
		HttpSession session=arg0.getSession();
		IMemberService service=(IMemberService)BeanFactory.getBean("memberService");
		Memberinfo info=(Memberinfo)session.getAttribute("info");
		try{
			service.logout(info);
			session.removeAttribute("info");
		}catch(MemberServiceException e){
			e.printStackTrace();
		}
		
	}

}