001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 package org.apache.oozie.executor.jpa; 019 020 import javax.persistence.EntityManager; 021 022 import org.apache.oozie.CoordinatorActionBean; 023 import org.apache.oozie.ErrorCode; 024 import org.apache.oozie.command.CommandException; 025 import org.apache.oozie.util.ParamChecker; 026 027 /** 028 * Update the CoordinatorAction into a Bean and persist it. 029 */ 030 public class CoordActionRemoveJPAExecutor implements JPAExecutor<Void> { 031 032 // private CoordinatorActionBean coordAction = null; 033 private String coordActionId = null; 034 035 /** 036 * This constructs the object to Update the CoordinatorAction into a Bean and persist it. 037 * 038 * @param coordAction 039 */ 040 public CoordActionRemoveJPAExecutor(String coordActionId) { 041 ParamChecker.notNull(coordActionId, "coordActionId"); 042 this.coordActionId = coordActionId; 043 } 044 045 /* (non-Javadoc) 046 * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager) 047 */ 048 @Override 049 public Void execute(EntityManager em) throws JPAExecutorException { 050 try { 051 CoordinatorActionBean action = em.find(CoordinatorActionBean.class, coordActionId); 052 if (action != null) { 053 em.remove(action); 054 } 055 else { 056 throw new CommandException(ErrorCode.E0605, coordActionId); 057 } 058 059 return null; 060 } 061 catch (Exception e) { 062 throw new JPAExecutorException(ErrorCode.E0603, e); 063 } 064 } 065 066 /* (non-Javadoc) 067 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 068 */ 069 @Override 070 public String getName() { 071 return "CoordActionRemoveJPAExecutor"; 072 } 073 }