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.mail.service.impl; import java.util.Date; import java.util.List; import org.apache.commons.lang3.StringUtils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.ibatis.session.RowBounds; import org.apache.ibatis.session.SqlSession; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import com.glaf.core.cache.CacheFactory; import com.glaf.core.dao.EntityDAO; import com.glaf.core.id.IdGenerator; import com.glaf.mail.domain.MailStorage; import com.glaf.mail.mapper.MailStorageMapper; import com.glaf.mail.query.MailStorageQuery; import com.glaf.mail.service.IMailStorageService; @Service("mailStorageService") @Transactional(readOnly = true) public class MxMailStorageServiceImpl implements IMailStorageService { protected final static Log logger = LogFactory.getLog(MxMailStorageServiceImpl.class); protected EntityDAO entityDAO; protected IdGenerator idGenerator; protected SqlSession sqlSession; protected MailStorageMapper mailStorageMapper; public MxMailStorageServiceImpl() { } @Transactional public void deleteById(String id) { mailStorageMapper.deleteMailStorageById(id); } @Transactional public void deleteByIds(List<String> rowIds) { MailStorageQuery query = new MailStorageQuery(); query.rowIds(rowIds); mailStorageMapper.deleteMailStorages(query); } public int count() { MailStorageQuery query = new MailStorageQuery(); return mailStorageMapper.getMailStorageCount(query); } public int count(MailStorageQuery query) { return mailStorageMapper.getMailStorageCount(query); } public List<MailStorage> list(MailStorageQuery query) { List<MailStorage> list = mailStorageMapper.getMailStorages(query); return list; } /** * ??? * * @return */ public int getMailStorageCountByQueryCriteria(MailStorageQuery query) { return mailStorageMapper.getMailStorageCount(query); } /** * ???? * * @return */ public List<MailStorage> getMailStoragesByQueryCriteria(int start, int pageSize, MailStorageQuery query) { RowBounds rowBounds = new RowBounds(start, pageSize); List<MailStorage> rows = sqlSession.selectList("getMailStorages", query, rowBounds); return rows; } public MailStorage getMailStorage(String id) { MailStorage mailStorage = mailStorageMapper.getMailStorageById(id); return mailStorage; } @Transactional public void save(MailStorage mailStorage) { if (StringUtils.isEmpty(mailStorage.getId())) { mailStorage.setId(idGenerator.getNextId()); mailStorage.setCreateDate(new Date()); mailStorageMapper.insertMailStorage(mailStorage); } else { mailStorageMapper.updateMailStorage(mailStorage); String cacheKey = "mx_mail_stg_" + mailStorage.getId(); CacheFactory.remove(cacheKey); } } @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 setMailStorageMapper(MailStorageMapper mailStorageMapper) { this.mailStorageMapper = mailStorageMapper; } @javax.annotation.Resource public void setSqlSession(SqlSession sqlSession) { this.sqlSession = sqlSession; } }