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.survey.service.impl; import java.util.*; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.apache.ibatis.session.RowBounds; import org.mybatis.spring.SqlSessionTemplate; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import com.glaf.core.id.*; import com.glaf.core.dao.*; import com.glaf.survey.mapper.*; import com.glaf.survey.domain.*; import com.glaf.survey.query.*; import com.glaf.survey.service.SurveyResultService; @Service("surveyResultService") @Transactional(readOnly = true) public class SurveyResultServiceImpl implements SurveyResultService { protected final Logger logger = LoggerFactory.getLogger(getClass()); protected EntityDAO entityDAO; protected IdGenerator idGenerator; protected SqlSessionTemplate sqlSessionTemplate; protected SurveyResultMapper surveyResultMapper; public SurveyResultServiceImpl() { } public int count(SurveyResultQuery query) { query.ensureInitialized(); return surveyResultMapper.getSurveyResultCount(query); } @Transactional public void deleteById(Long id) { if (id != null) { surveyResultMapper.deleteSurveyResultById(id); } } @Transactional public void deleteByIds(List<Long> ids) { if (ids != null && !ids.isEmpty()) { for (Long id : ids) { surveyResultMapper.deleteSurveyResultById(id); } } } public SurveyResult getSurveyResult(Long id) { if (id == null) { return null; } SurveyResult surveyResult = surveyResultMapper.getSurveyResultById(id); return surveyResult; } public int getSurveyResultCountByQueryCriteria(SurveyResultQuery query) { return surveyResultMapper.getSurveyResultCount(query); } public List<SurveyResult> getSurveyResultsByQueryCriteria(int start, int pageSize, SurveyResultQuery query) { RowBounds rowBounds = new RowBounds(start, pageSize); List<SurveyResult> rows = sqlSessionTemplate.selectList("getSurveyResults", query, rowBounds); return rows; } public List<SurveyResult> list(SurveyResultQuery query) { query.ensureInitialized(); List<SurveyResult> list = surveyResultMapper.getSurveyResults(query); return list; } @Transactional public void save(SurveyResult surveyResult) { if (surveyResult.getId() == null) { surveyResult.setId(idGenerator.nextId()); surveyResult.setSurveyDate(new Date()); surveyResultMapper.insertSurveyResult(surveyResult); } else { surveyResultMapper.updateSurveyResult(surveyResult); } } @Transactional public void saveAll(List<SurveyResult> surveyResults) { for (SurveyResult surveyResult : surveyResults) { if (surveyResult.getId() == null) { surveyResult.setId(idGenerator.nextId()); surveyResult.setSurveyDate(new Date()); surveyResultMapper.insertSurveyResult(surveyResult); } else { surveyResultMapper.updateSurveyResult(surveyResult); } } } @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 setSurveyResultMapper(SurveyResultMapper surveyResultMapper) { this.surveyResultMapper = surveyResultMapper; } }