Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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 com.glaf.wechat.service.impl; import java.util.Date; import java.util.List; import org.apache.ibatis.session.RowBounds; import org.mybatis.spring.SqlSessionTemplate; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import com.glaf.core.dao.EntityDAO; import com.glaf.core.id.IdGenerator; import com.glaf.wechat.domain.WxMenu; import com.glaf.wechat.mapper.WxMenuMapper; import com.glaf.wechat.query.WxMenuQuery; import com.glaf.wechat.service.WxMenuService; @Service("wxMenuService") @Transactional(readOnly = true) public class WxMenuServiceImpl implements WxMenuService { protected final Logger logger = LoggerFactory.getLogger(getClass()); protected EntityDAO entityDAO; protected IdGenerator idGenerator; protected SqlSessionTemplate sqlSessionTemplate; protected WxMenuMapper wxMenuMapper; public WxMenuServiceImpl() { } public int count(WxMenuQuery query) { query.ensureInitialized(); return wxMenuMapper.getWxMenuCount(query); } @Transactional public void deleteById(Long id) { if (id != null) { WxMenuQuery query = new WxMenuQuery(); query.parentId(id); List<WxMenu> list = wxMenuMapper.getWxMenus(query); if (list != null && !list.isEmpty()) { for (WxMenu m : list) { wxMenuMapper.deleteWxMenuById(m.getId()); } } wxMenuMapper.deleteWxMenuById(id); } } @Transactional public void deleteByIds(List<Long> ids) { if (ids != null && !ids.isEmpty()) { for (Long id : ids) { wxMenuMapper.deleteWxMenuById(id); } } } public List<WxMenu> getMenuList(Long accountId, Long parentId) { WxMenuQuery query = new WxMenuQuery(); query.accountId(accountId); query.parentId(parentId); List<WxMenu> list = wxMenuMapper.getWxMenus(query); return list; } public List<WxMenu> getMenuList(Long accountId, String group) { WxMenuQuery query = new WxMenuQuery(); query.accountId(accountId); query.group(group); List<WxMenu> list = wxMenuMapper.getWxMenus(query); return list; } /** * ?????? * * @param accountId * @param group * @param parentId * @return */ public List<WxMenu> getMenuList(Long accountId, String group, Long parentId) { WxMenuQuery query = new WxMenuQuery(); query.accountId(accountId); query.parentId(parentId); query.group(group); List<WxMenu> list = wxMenuMapper.getWxMenus(query); return list; } public WxMenu getWxMenu(Long id) { if (id == null) { return null; } WxMenu wxMenu = wxMenuMapper.getWxMenuById(id); return wxMenu; } public int getWxMenuCountByQueryCriteria(WxMenuQuery query) { return wxMenuMapper.getWxMenuCount(query); } public List<WxMenu> getWxMenusByQueryCriteria(int start, int pageSize, WxMenuQuery query) { RowBounds rowBounds = new RowBounds(start, pageSize); List<WxMenu> rows = sqlSessionTemplate.selectList("getWxMenus", query, rowBounds); return rows; } public List<WxMenu> list(WxMenuQuery query) { query.ensureInitialized(); List<WxMenu> list = wxMenuMapper.getWxMenus(query); return list; } @Transactional public void saveAll(List<WxMenu> rows) { for (WxMenu wxMenu : rows) { wxMenu.setId(idGenerator.nextId()); wxMenu.setCreateDate(new Date()); wxMenu.setTreeId(wxMenu.getId() + "|"); wxMenu.setKey("wx_" + wxMenu.getId()); wxMenuMapper.insertWxMenu(wxMenu); if (wxMenu.getChildren() != null && !wxMenu.getChildren().isEmpty()) { for (WxMenu child : wxMenu.getChildren()) { child.setId(idGenerator.nextId()); child.setKey("wx_" + child.getId()); child.setCreateDate(new Date()); child.setParentId(wxMenu.getId()); child.setTreeId(wxMenu.getTreeId() + child.getId() + "|"); wxMenuMapper.insertWxMenu(child); } } } } @Transactional public void save(WxMenu wxMenu) { if (wxMenu.getId() == 0) { wxMenu.setId(idGenerator.nextId()); wxMenu.setKey("wx_" + wxMenu.getId()); wxMenu.setCreateDate(new Date()); if (wxMenu.getParentId() > 0) { WxMenu parent = this.getWxMenu(wxMenu.getParentId()); if (parent != null && parent.getTreeId() != null) { wxMenu.setTreeId(parent.getTreeId() + wxMenu.getId() + "|"); } } else { wxMenu.setTreeId(wxMenu.getId() + "|"); } wxMenuMapper.insertWxMenu(wxMenu); } else { wxMenu.setLastUpdateDate(new Date()); if (wxMenu.getParentId() > 0) { WxMenu parent = this.getWxMenu(wxMenu.getParentId()); if (parent != null && parent.getTreeId() != null) { wxMenu.setTreeId(parent.getTreeId() + wxMenu.getId() + "|"); } } else { wxMenu.setTreeId(wxMenu.getId() + "|"); } wxMenuMapper.updateWxMenu(wxMenu); } } @javax.annotation.Resource public void setEntityDAO(EntityDAO entityDAO) { this.entityDAO = entityDAO; } @javax.annotation.Resource public void setIdGenerator(IdGenerator idGenerator) { this.idGenerator = idGenerator; } @javax.annotation.Resource public void setSqlSessionTemplate(SqlSessionTemplate sqlSessionTemplate) { this.sqlSessionTemplate = sqlSessionTemplate; } @javax.annotation.Resource public void setWxMenuMapper(WxMenuMapper wxMenuMapper) { this.wxMenuMapper = wxMenuMapper; } }