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.WorkflowJobBean; 023 import org.apache.oozie.util.ParamChecker; 024 025 /** 026 * Delete workflow job 027 * 028 */ 029 public class WorkflowJobDeleteJPAExecutor implements JPAExecutor<Void>{ 030 031 private String wfJobId = null; 032 033 public WorkflowJobDeleteJPAExecutor(String wfJobId){ 034 ParamChecker.notEmpty(wfJobId, "wfJobId"); 035 this.wfJobId = wfJobId; 036 } 037 038 /* (non-Javadoc) 039 * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager) 040 */ 041 @Override 042 public Void execute(EntityManager em) throws JPAExecutorException { 043 WorkflowJobBean job = em.find(WorkflowJobBean.class, this.wfJobId); 044 if (job != null) { 045 em.remove(job); 046 } 047 return null; 048 } 049 050 /* (non-Javadoc) 051 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 052 */ 053 @Override 054 public String getName() { 055 return "WorkflowJobDeleteJPAExecutor"; 056 } 057 058 }