Java tutorial
package com.ggfix.gg.user.controller; /* * Copyright (c) 2010 Hewlett-Packard Company, Inc. All Rights Reserved. * This software is the confidential and proprietary information of * Hewlett-Packard, Inc. ("Confidential Information"). You shall not * disclose such Confidential Information and shall use it only in * accordance with the terms of the license agreement you entered into * with Hewlett-Packard. * HP MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. HP SHALL NOT BE LIABLE FOR * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. */ import com.ggfix.gg.user.model.User; import com.ggfix.gg.user.service.UserManager; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import javax.annotation.Resource; import javax.servlet.http.HttpSession; import java.util.List; /** * ??. * Revision: 7/17/14 * Author: <a href="mailto:si-ke.lv@hp.com">Lv,Si-Ke</a> */ @Controller public class UserAuthorityController { @Resource private UserManager userManager; @RequestMapping("/login") public String login(String account, String password, HttpSession session) { if (this.userManager.login(account, password)) { List<User> users = this.userManager.getUsersByEmail(account); if (users != null) { session.setAttribute("User", users.get(0)); session.setAttribute("UserId", users.get(0).getId()); session.setAttribute("UserName", users.get(0).getFirstName()); session.removeAttribute("errorInfo"); } } else { if (session.getAttribute("UserName") == null) session.setAttribute("UserName", session.getId()); session.setAttribute("errorInfo", "wrongUserOrPassword"); } return "index"; } @RequestMapping("/logout") public String logout(HttpSession session) { User user = (User) session.getAttribute("User"); // this.userManager.logout(user); //logout session.removeAttribute("User"); session.removeAttribute("UserId"); session.removeAttribute("UserName"); session.removeAttribute("errorInfo"); return "index"; } @RequestMapping("/index") public String goToIndex() { return "index"; } }