Java tutorial
/* * Copyright (C) 2010 Moduad Co., Ltd. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ package com.yilv.web; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.androidpn.server.xmpp.presence.PresenceManager; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.multiaction.MultiActionController; import com.yilv.entity.User; import com.yilv.service.UserService; /** * A controller class to process the user related requests. * * @author Sehwan Noh (devnoh@gmail.com) */ @Controller public class UserController extends MultiActionController { @Autowired private UserService userService; @RequestMapping("user.do") public ModelAndView list(HttpServletRequest request, HttpServletResponse response) throws Exception { PresenceManager presenceManager = new PresenceManager(); List<User> userList = userService.getUsers(); for (User user : userList) { if (presenceManager.isAvailable(user)) { // Presence presence = presenceManager.getPresence(user); user.setOnline(true); } else { user.setOnline(false); } // logger.debug("user.online=" + user.isOnline()); } ModelAndView mav = new ModelAndView(); mav.addObject("userList", userList); mav.setViewName("user/list"); return mav; } }