Java tutorial
/* * Copyright 2016-2016 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package cn.cug.laboratory.controller.admin; import cn.cug.laboratory.model.persistent.User; import cn.cug.laboratory.web.BaseController; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import javax.servlet.http.HttpServletResponse; import java.io.IOException; /** * @autor shixing * @since 1.0.0 */ @Controller @RequestMapping("/admin") public class AdminController extends BaseController { //?? @RequestMapping(value = { "/home" }) public String home(Model model) { User user = (User) getHttpSession().getAttribute("user"); if (user != null) { model.addAttribute("msg", "welcome"); return "admin/home"; } else { model.addAttribute("msg", "failure"); return "redirect:toLogin"; } } // @RequestMapping("/toLogin") public void login() throws IOException { HttpServletResponse response = getHttpServletResponse(); response.sendRedirect("../index.jsp"); } // @RequestMapping("/logout") public String logout() { getHttpSession().invalidate(); return "redirect:toLogin"; } }