/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.oozie.command.coord;
import java.util.Date;
import java.util.List;
import org.apache.oozie.CoordinatorActionBean;
import org.apache.oozie.CoordinatorJobBean;
import org.apache.oozie.XException;
import org.apache.oozie.client.CoordinatorJob;
import org.apache.oozie.command.CommandException;
import org.apache.oozie.command.wf.SuspendCommand;
import org.apache.oozie.store.CoordinatorStore;
import org.apache.oozie.store.StoreException;
import org.apache.oozie.util.ParamChecker;
import org.apache.oozie.util.XLog;
public class CoordSuspendCommand extends CoordinatorCommand<Void> {
private String jobId;
private final XLog log = XLog.getLog(getClass());
public CoordSuspendCommand(String id) {
super("coord_suspend", "coord_suspend", 1, XLog.STD);
this.jobId = ParamChecker.notEmpty(id, "id");
}
@Override
protected Void call(CoordinatorStore store) throws StoreException, CommandException {
try {
// CoordinatorJobBean coordJob = store.getCoordinatorJob(jobId,
// false);
CoordinatorJobBean coordJob = store.getEntityManager().find(CoordinatorJobBean.class, jobId);
setLogInfo(coordJob);
if (coordJob.getStatus() != CoordinatorJob.Status.SUCCEEDED
&& coordJob.getStatus() != CoordinatorJob.Status.FAILED) {
incrJobCounter(1);
coordJob.setStatus(CoordinatorJob.Status.SUSPENDED);
coordJob.setSuspendedTime(new Date());
List<CoordinatorActionBean> actionList = store.getActionsForCoordinatorJob(jobId, false);
for (CoordinatorActionBean action : actionList) {
if (action.getStatus() == CoordinatorActionBean.Status.RUNNING) {
// queue a SuspendCommand
if (action.getExternalId() != null) {
queueCallable(new SuspendCommand(action.getExternalId()));
}
}
}
store.updateCoordinatorJob(coordJob);
}
// TODO queueCallable(new NotificationCommand(coordJob));
else {
log.info("CoordSuspendCommand not suspended - " + "job finished or does not exist " + jobId);
}
return null;
}
catch (XException ex) {
throw new CommandException(ex);
}
}
@Override
protected Void execute(CoordinatorStore store) throws StoreException, CommandException {
log.info("STARTED CoordSuspendCommand for jobId=" + jobId);
try {
if (lock(jobId)) {
call(store);
}
else {
queueCallable(new CoordSuspendCommand(jobId), LOCK_FAILURE_REQUEUE_INTERVAL);
log.warn("CoordSuspendCommand lock was not acquired - " + " failed " + jobId + ". Requeing the same.");
}
}
catch (InterruptedException e) {
queueCallable(new CoordSuspendCommand(jobId), LOCK_FAILURE_REQUEUE_INTERVAL);
log.warn("CoordSuspendCommand lock acquiring failed " + " with exception " + e.getMessage()
+ " for job id " + jobId + ". Requeing the same.");
}
finally {
log.info("ENDED CoordSuspendCommand for jobId=" + jobId);
}
return null;
}
}