Java tutorial
/* * ShowUserForumPostController.java * * Developed by Medici Archive Project (2010-2012). * * This file is part of DocSources. * * DocSources 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. * * DocSources 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 library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * As a special exception, if you link this library with other files to * produce an executable, this library does not by itself cause the * resulting executable to be covered by the GNU General Public License. * This exception does not however invalidate any other reasons why the * executable file might be covered by the GNU General Public License. */ package org.medici.bia.controller.community; import java.util.HashMap; import java.util.Map; import javax.servlet.http.HttpSession; import org.apache.commons.lang.ObjectUtils; import org.medici.bia.command.community.ShowUserForumPostCommand; import org.medici.bia.common.pagination.Page; import org.medici.bia.common.pagination.PaginationFilter; import org.medici.bia.common.search.AdvancedSearchForum; import org.medici.bia.domain.User; import org.medici.bia.exception.ApplicationThrowable; import org.medici.bia.service.community.CommunityService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.servlet.ModelAndView; /** * Controller to view a specific topic on a forum. * It manages View and request's elaboration process. * * @author Lorenzo Pasquinelli (<a href=mailto:l.pasquinelli@gmail.com>l.pasquinelli@gmail.com</a>) * @author Matteo Doni (<a href=mailto:donimatteo@gmail.com>donimatteo@gmail.com</a>) * */ @Controller @RequestMapping("/community/ShowUserForumPost") public class ShowUserForumPostController { @Autowired private CommunityService communityService; /** * * @param request * @param model * @return */ @RequestMapping(method = RequestMethod.GET) public ModelAndView setupForm(@ModelAttribute("command") ShowUserForumPostCommand command, HttpSession httpSession) { Map<String, Object> model = new HashMap<String, Object>(0); try { User user = (User) httpSession.getAttribute("user"); if (user != null) { if (user.getForumJoinedDate() == null) { user = getCommunityService().joinUserOnForum(); httpSession.setAttribute("user", user); } } // secondo paginationFilter to manage topics results.. PaginationFilter paginationFilter = new PaginationFilter(); if (command.getPostsForPage() != null) { paginationFilter.setElementsForPage(command.getPostsForPage()); } else { paginationFilter.setElementsForPage(new Integer(10)); command.setPostsForPage(paginationFilter.getElementsForPage()); } if (command.getPostPageNumber() != null) { paginationFilter.setThisPage(command.getPostPageNumber()); } else { paginationFilter.setThisPage(new Integer(1)); command.setPostPageNumber(paginationFilter.getThisPage()); } if (command.getPostPageTotal() != null) { paginationFilter.setPageTotal(command.getPostPageTotal()); } else { paginationFilter.setPageTotal(null); } paginationFilter.addSortingCriteria("postId", "asc"); AdvancedSearchForum advancedSearchForum = new AdvancedSearchForum(); advancedSearchForum.setAuthor(command.getAccount()); advancedSearchForum.setDisplayResults("ForumPost"); Page postsPage = getCommunityService().searchForumPosts(advancedSearchForum, paginationFilter); model.put("postsPage", postsPage); if (postsPage.getList().size() == 0) { model.put("isEmpty", true); } } catch (ApplicationThrowable applicationThrowable) { model.put("applicationThrowable", applicationThrowable); return new ModelAndView("error/ShowTopicForum", model); } if (ObjectUtils.toString(command.getCompleteDOM()).equals(Boolean.TRUE.toString())) { return new ModelAndView("community/ShowTopicForumCompleteDOM", model); } else { return new ModelAndView("community/ShowTopicForum", model); } } /** * @param communityService the communityService to set */ public void setCommunityService(CommunityService communityService) { this.communityService = communityService; } /** * @return the communityService */ public CommunityService getCommunityService() { return communityService; } }