public class GetCUIListen  implements Filter{
    private HttpServletRequest httpServletRequest;
    
    @Override
    public void destroy() {
        // TODO Auto-generated method stub
        
    }

    @Override
    public void doFilter(ServletRequest arg0, ServletResponse arg1,
            FilterChain arg2) throws IOException, ServletException {
        // TODO Auto-generated method stub
        httpServletRequest=(HttpServletRequest)arg0;
        User user;
        if(httpServletRequest.getSession().getAttribute("currentUser")==null&&(user=getUser())!=null)
           httpServletRequest.getSession().setAttribute("currentUser",user );
        System.out.println("doFilter");
        arg2.doFilter(arg0, arg1);
        
    }

    private User getUser() {
        // TODO Auto-generated method stub
    
//        System.out.println(hibernateTemplate==null);  //我本来想spring注入进来的，可是不对
//        session.beginTransaction();
//        User user=(User) session.load(User.class, "wubuqilai@gmail.com");
//        session.getTransaction().commit();
//        session.close();
//        return user;
        return null;
    }

    @Override
    public void init(FilterConfig arg0) throws ServletException {
        // TODO Auto-generated method stub
        System.out.println("init");
    }
   
    

}