public void check(HttpServletRequest request, HttpServletResponse response) throws IOException { String uname = HttpUtil.getCookieValue("username", request); String uid = HttpUtil.getCookieValue("userid", request); if (uname == null || uid == null) { response.sendRedirect("index.html"); } }
public void logout(HttpServletRequest request, HttpServletResponse response) throws IOException { Cookie cookie = HttpUtil.getCookie("userid", request); if (cookie == null) cookie = new Cookie("userid", ""); cookie.setMaxAge(0); response.addCookie(cookie); cookie = HttpUtil.getCookie("username", request); if (cookie == null) cookie = new Cookie("username", ""); cookie.setMaxAge(0); response.addCookie(cookie); }