Java tutorial
/** * Copyright 2016 Pinterest, Inc. * * 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 com.pinterest.arcee.db; import com.pinterest.arcee.bean.AsgLifecycleEventBean; import com.pinterest.arcee.dao.AsgLifecycleEventDAO; import com.pinterest.deployservice.bean.SetClause; import com.pinterest.deployservice.db.SingleResultSetHandlerFactory; import org.apache.commons.dbcp.BasicDataSource; import org.apache.commons.dbutils.QueryRunner; import org.apache.commons.dbutils.ResultSetHandler; import org.apache.commons.dbutils.handlers.BeanListHandler; import java.util.List; public class DBAsgLifecycleEventDAOImpl implements AsgLifecycleEventDAO { private static String INSERT_ASG_LIFE_CYCLE_EVENT = "INSERT INTO asg_lifecycle_events SET %s"; private static String DELETE_ASG_LIFE_CYCLE_EVENT_BY_ID = "DELETE FROM asg_lifecycle_events WHERE token_id=?"; private static String DELETE_ASG_LIFE_CYCLE_EVENT_BY_HOOKID = "DELETE FROM asg_lifecycle_events WHERE hook_id=?"; private static String GET_ASG_LIFE_CYCLE_EVENT_BY_HOOK = "SELECT * FROM asg_lifecycle_events WHERE hook_id=?"; private static String GET_HOOKID_FROM_ASG_LIFE_CYCLE_EVENT = "SELECT DISTINCT hook_id FROM asg_lifecycle_events"; private BasicDataSource dataSource; public DBAsgLifecycleEventDAOImpl(BasicDataSource dataSource) { this.dataSource = dataSource; } @Override public void insertAsgLifecycleEvent(AsgLifecycleEventBean asgLifecycleEventBean) throws Exception { SetClause setClause = asgLifecycleEventBean.genSetClause(); String clause = String.format(INSERT_ASG_LIFE_CYCLE_EVENT, setClause.getClause()); new QueryRunner(dataSource).update(clause, setClause.getValueArray()); } @Override public void deleteAsgLifecycleEventById(String tokenId) throws Exception { new QueryRunner(dataSource).update(DELETE_ASG_LIFE_CYCLE_EVENT_BY_ID, tokenId); } @Override public void deleteAsgLifeCycleEventByHookId(String hookId) throws Exception { new QueryRunner(dataSource).update(DELETE_ASG_LIFE_CYCLE_EVENT_BY_HOOKID, hookId); } @Override public List<AsgLifecycleEventBean> getAsgLifecycleEventByHook(String hookId) throws Exception { ResultSetHandler<List<AsgLifecycleEventBean>> h = new BeanListHandler<AsgLifecycleEventBean>( AsgLifecycleEventBean.class); return new QueryRunner(dataSource).query(GET_ASG_LIFE_CYCLE_EVENT_BY_HOOK, h, hookId); } @Override public List<String> getHookIdsFromAsgLifeCycleEvent() throws Exception { return new QueryRunner(dataSource).query(GET_HOOKID_FROM_ASG_LIFE_CYCLE_EVENT, SingleResultSetHandlerFactory.<String>newListObjectHandler()); } }