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
019package org.apache.oozie.executor.jpa;
020
021import java.sql.SQLException;
022import java.util.ArrayList;
023import java.util.List;
024
025import javax.persistence.EntityManager;
026import javax.persistence.Query;
027
028import org.apache.oozie.ErrorCode;
029import org.apache.oozie.WorkflowActionBean;
030import org.apache.oozie.util.ParamChecker;
031
032/**
033 * Load the list of WorkflowAction for a WorkflowJob and return the list.
034 */
035public class WorkflowActionsGetForJobJPAExecutor implements JPAExecutor<List<WorkflowActionBean>> {
036
037    private String wfJobId = null;
038
039    public WorkflowActionsGetForJobJPAExecutor(String wfJobId) {
040        ParamChecker.notNull(wfJobId, "wfJobId");
041        this.wfJobId = wfJobId;
042    }
043
044    /* (non-Javadoc)
045     * @see org.apache.oozie.executor.jpa.JPAExecutor#getName()
046     */
047    @Override
048    public String getName() {
049        return "WorkflowActionsGetForJobJPAExecutor";
050    }
051
052    /* (non-Javadoc)
053     * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager)
054     */
055    @Override
056    @SuppressWarnings("unchecked")
057    public List<WorkflowActionBean> execute(EntityManager em) throws JPAExecutorException {
058        List<WorkflowActionBean> actions;
059        try {
060            Query q = em.createNamedQuery("GET_ACTIONS_FOR_WORKFLOW");
061            q.setParameter("wfId", wfJobId);
062            actions = q.getResultList();
063        }
064        catch (Exception e) {
065            throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e);
066        }
067        return actions;
068    }
069}