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.sql.Timestamp;
021import java.util.ArrayList;
022import java.util.Date;
023import java.util.List;
024
025import javax.persistence.EntityManager;
026import javax.persistence.Query;
027
028import org.apache.oozie.CoordinatorActionBean;
029import org.apache.oozie.ErrorCode;
030
031/**
032 * Load the list of CoordinatorAction ordered by lastModifiedTime
033 */
034public class CoordActionsGetByLastModifiedTimeJPAExecutor implements JPAExecutor<List<String>> {
035    private Date d = null;
036
037    public CoordActionsGetByLastModifiedTimeJPAExecutor(Date d) {
038        this.d = d;
039    }
040
041    /* (non-Javadoc)
042     * @see org.apache.oozie.executor.jpa.JPAExecutor#getName()
043     */
044    @Override
045    public String getName() {
046        return "CoordActionsGetByLastModifiedTimeJPAExecutor";
047    }
048
049    /* (non-Javadoc)
050     * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager)
051     */
052    @Override
053    @SuppressWarnings("unchecked")
054    public List<String> execute(EntityManager em) throws JPAExecutorException {
055        try {
056            Query q = em.createNamedQuery("GET_COORD_ACTIONS_BY_LAST_MODIFIED_TIME");
057            q.setParameter("lastModifiedTime", new Timestamp(d.getTime()));
058            List<String> coordJobIds = q.getResultList();
059            return coordJobIds;
060        }
061        catch (Exception e) {
062            throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e);
063        }
064
065
066    }
067
068}