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 */
018package org.apache.oozie.executor.jpa;
019
020import java.util.Date;
021
022import javax.persistence.EntityManager;
023
024import org.apache.oozie.WorkflowJobBean;
025import org.apache.oozie.util.ParamChecker;
026import org.apache.oozie.ErrorCode;
027
028/**
029* Persist the WorkflowJob bean.
030*/
031public class WorkflowJobUpdateJPAExecutor implements JPAExecutor<Void> {
032
033    private WorkflowJobBean wfJob = null;
034
035    public WorkflowJobUpdateJPAExecutor(WorkflowJobBean wfJob) {
036        ParamChecker.notNull(wfJob, "wfJob");
037        this.wfJob = wfJob;
038    }
039
040    /* (non-Javadoc)
041     * @see org.apache.oozie.executor.jpa.JPAExecutor#getName()
042     */
043    @Override
044    public String getName() {
045        return "WorkflowJobUpdateJPAExecutor";
046    }
047
048    /* (non-Javadoc)
049     * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager)
050     */
051    @Override
052    public Void execute(EntityManager em) throws JPAExecutorException {
053        try {
054            wfJob.setLastModifiedTime(new Date());
055            em.merge(wfJob);
056            return null;
057        }
058        catch (Exception e) {
059            throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e);
060        }
061    }
062
063}