qq_43656119的博客

过滤器实现自动登录 @WebFilter(filterName="AutoLoginFilter",value="/*") public class AutoLoginFilter implements Filter{ public void destroy(){} public void init(FilterConfig config)throws ServletException{}...

Cookie

删除cookie protected void exit(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.getSession().removeAttribute("userinfo"); //删除cook...