Java tutorial
/* * Copyright 1998-2010 Linux.org.ru * 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 ru.org.linux.spring.boxlets; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import org.apache.commons.collections.Closure; import org.apache.commons.collections.CollectionUtils; 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 ru.org.linux.site.ProfileProperties; import ru.org.linux.site.Template; import ru.org.linux.spring.dao.TopTenDaoImpl; @Controller public class TopTenBoxletImpl extends SpringBoxlet { private TopTenDaoImpl topTenDao; public TopTenDaoImpl getTopTenDao() { return topTenDao; } @Autowired public void setTopTenDao(TopTenDaoImpl topTenDao) { this.topTenDao = topTenDao; } @Override @RequestMapping("/top10.boxlet") protected ModelAndView getData(HttpServletRequest request) { ProfileProperties profile = Template.getTemplate(request).getProf(); final int itemsPerPage = profile.getMessages(); String style = profile.getStyle(); List<TopTenDaoImpl.TopTenMessageDTO> list = topTenDao.getMessages(); CollectionUtils.forAllDo(list, new Closure() { @Override public void execute(Object o) { TopTenDaoImpl.TopTenMessageDTO dto = (TopTenDaoImpl.TopTenMessageDTO) o; int tmp = dto.getAnswers() / itemsPerPage; tmp = (dto.getAnswers() % itemsPerPage > 0) ? tmp + 1 : tmp; dto.setPages(tmp); } }); Map<String, Object> params = new HashMap<String, Object>(); params.put("messages", list); params.put("style", style); return new ModelAndView("boxlets/top10", params); } }