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.List;
023
024import javax.persistence.EntityManager;
025import javax.persistence.Query;
026
027import org.apache.oozie.ErrorCode;
028import org.apache.oozie.WorkflowActionBean;
029
030/**
031 * JPA Executor to get running workflow actions
032 */
033public class WorkflowActionsRunningGetJPAExecutor implements JPAExecutor<List<WorkflowActionBean>> {
034
035    private final long checkAgeSecs;
036
037    public WorkflowActionsRunningGetJPAExecutor(long checkAgeSecs) {
038        this.checkAgeSecs = checkAgeSecs;
039    }
040
041    /* (non-Javadoc)
042     * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager)
043     */
044    @Override
045    @SuppressWarnings("unchecked")
046    public List<WorkflowActionBean> execute(EntityManager em) throws JPAExecutorException {
047        List<WorkflowActionBean> actions;
048        List<WorkflowActionBean> actionList = new ArrayList<WorkflowActionBean>();
049        try {
050            Timestamp ts = new Timestamp(System.currentTimeMillis() - checkAgeSecs * 1000);
051            Query q = em.createNamedQuery("GET_RUNNING_ACTIONS");
052            q.setParameter("lastCheckTime", ts);
053            actions = q.getResultList();
054            for (WorkflowActionBean a : actions) {
055                WorkflowActionBean aa = getBeanForRunningAction(a);
056                actionList.add(aa);
057            }
058        }
059        catch (Exception e) {
060            throw new JPAExecutorException(ErrorCode.E0605, "null", e);
061        }
062        return actionList;
063    }
064
065    /* (non-Javadoc)
066     * @see org.apache.oozie.executor.jpa.JPAExecutor#getName()
067     */
068    @Override
069    public String getName() {
070        return "WorkflowActionsRunningGetJPAExecutor";
071    }
072
073    /**
074     * Re-create workflow action bean
075     *
076     * @param bean
077     * @return workflow action bean
078     */
079    private WorkflowActionBean getBeanForRunningAction(WorkflowActionBean bean){
080        if (bean != null) {
081            WorkflowActionBean action = new WorkflowActionBean();
082            action.setId(bean.getId());
083            action.setConf(bean.getConf());
084            action.setConsoleUrl(bean.getConsoleUrl());
085            action.setData(bean.getData());
086            action.setStats(bean.getStats());
087            action.setExternalChildIDs(bean.getExternalChildIDs());
088            action.setErrorInfo(bean.getErrorCode(), bean.getErrorMessage());
089            action.setExternalId(bean.getExternalId());
090            action.setExternalStatus(bean.getExternalStatus());
091            action.setName(bean.getName());
092            action.setCred(bean.getCred());
093            action.setRetries(bean.getRetries());
094            action.setTrackerUri(bean.getTrackerUri());
095            action.setTransition(bean.getTransition());
096            action.setType(bean.getType());
097            action.setEndTime(bean.getEndTime());
098            action.setExecutionPath(bean.getExecutionPath());
099            action.setLastCheckTime(bean.getLastCheckTime());
100            action.setLogToken(bean.getLogToken());
101            if (bean.getPending() == true) {
102                action.setPending();
103            }
104            action.setPendingAge(bean.getPendingAge());
105            action.setSignalValue(bean.getSignalValue());
106            action.setSlaXml(bean.getSlaXml());
107            action.setStartTime(bean.getStartTime());
108            action.setStatus(bean.getStatus());
109            action.setJobId(bean.getWfId());
110            action.setUserRetryCount(bean.getUserRetryCount());
111            action.setUserRetryInterval(bean.getUserRetryInterval());
112            action.setUserRetryMax(bean.getUserRetryMax());
113            return action;
114        }
115        return null;
116    }
117}