// 登陆请求方法
    @RequestMapping(value = "/login", method = RequestMethod.POST)
    public String login(TbUser user, String ishave, HttpServletRequest request,HttpSession session,
                        HttpServletResponse response) {
        if ("remeber".equals(ishave)) {
            // 记住账号
            // 如果勾选了机主账户,则需要把用户名和勾选状态保存到Cookie!
            Cookie stateCookie = new Cookie("remeber", "checked='checked'");
            Cookie nameCookie = new Cookie("loginName", user.getLoginname());
            // 设置Cookie的过期时间
            stateCookie.setMaxAge(Integer.MAX_VALUE);
            nameCookie.setMaxAge(Integer.MAX_VALUE);
            // 保存Cookie
            response.addCookie(stateCookie);
            response.addCookie(nameCookie);
        } else {
            // 没有勾选,则清除Cookie信息.
            Cookie[] cookies = request.getCookies();
            if (cookies != null) {
                for (Cookie ck : cookies) {
                    ck.setMaxAge(0);
                    response.addCookie(ck);
                }
            }
        }
        // 执行登陆操作----查询user表
        TbUser login = userService.login(user);
        if (login != null) {
            session.setAttribute("user_session", login);
            session.setMaxInactiveInterval(24 * 60 * 60);
            return "index";
        }
        return "login";
    }

 <strong class="font-bold">${sessionScope.user_session.username}</strong>

 <h2 class="font-bold">欢迎你,${sessionScope.user_session.username}</h2>