001 /** 002 * Copyright (c) 2010 Yahoo! Inc. All rights reserved. 003 * Licensed under the Apache License, Version 2.0 (the "License"); 004 * you may not use this file except in compliance with the License. 005 * You may obtain a copy of the License at 006 * 007 * http://www.apache.org/licenses/LICENSE-2.0 008 * 009 * Unless required by applicable law or agreed to in writing, software 010 * distributed under the License is distributed on an "AS IS" BASIS, 011 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 * See the License for the specific language governing permissions and 013 * limitations under the License. See accompanying LICENSE file. 014 */ 015 package org.apache.oozie.executor.jpa; 016 017 import java.util.Date; 018 019 import javax.persistence.EntityManager; 020 021 import org.apache.oozie.WorkflowJobBean; 022 import org.apache.oozie.util.ParamChecker; 023 import org.apache.oozie.ErrorCode; 024 025 /** 026 * Persist the WorkflowJob bean. 027 */ 028 public class WorkflowJobUpdateJPAExecutor implements JPAExecutor<Void> { 029 030 private WorkflowJobBean wfJob = null; 031 032 public WorkflowJobUpdateJPAExecutor(WorkflowJobBean wfJob) { 033 ParamChecker.notNull(wfJob, "wfJob"); 034 this.wfJob = wfJob; 035 } 036 037 /* (non-Javadoc) 038 * @see org.apache.oozie.executor.jpa.JPAExecutor#getName() 039 */ 040 @Override 041 public String getName() { 042 return "WorkflowJobUpdateJPAExecutor"; 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 wfJob.setLastModifiedTime(new Date()); 052 em.merge(wfJob); 053 return null; 054 } 055 catch (Exception e) { 056 throw new JPAExecutorException(ErrorCode.E0603, e); 057 } 058 } 059 060 }