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.command.coord;
020
021import org.apache.hadoop.conf.Configuration;
022import org.apache.oozie.AppType;
023import org.apache.oozie.CoordinatorActionBean;
024import org.apache.oozie.CoordinatorJobBean;
025import org.apache.oozie.ErrorCode;
026import org.apache.oozie.SLAEventBean;
027import org.apache.oozie.client.CoordinatorJob;
028import org.apache.oozie.client.Job;
029import org.apache.oozie.client.SLAEvent.SlaAppType;
030import org.apache.oozie.client.rest.JsonBean;
031import org.apache.oozie.command.CommandException;
032import org.apache.oozie.command.MaterializeTransitionXCommand;
033import org.apache.oozie.command.PreconditionException;
034import org.apache.oozie.command.bundle.BundleStatusUpdateXCommand;
035import org.apache.oozie.coord.TimeUnit;
036import org.apache.oozie.executor.jpa.BatchQueryExecutor;
037import org.apache.oozie.executor.jpa.BatchQueryExecutor.UpdateEntry;
038import org.apache.oozie.executor.jpa.CoordActionsActiveCountJPAExecutor;
039import org.apache.oozie.executor.jpa.CoordJobQueryExecutor;
040import org.apache.oozie.executor.jpa.CoordJobQueryExecutor.CoordJobQuery;
041import org.apache.oozie.executor.jpa.JPAExecutorException;
042import org.apache.oozie.service.ConfigurationService;
043import org.apache.oozie.service.CoordMaterializeTriggerService;
044import org.apache.oozie.service.EventHandlerService;
045import org.apache.oozie.service.JPAService;
046import org.apache.oozie.service.Service;
047import org.apache.oozie.service.Services;
048import org.apache.oozie.sla.SLAOperations;
049import org.apache.oozie.util.DateUtils;
050import org.apache.oozie.util.Instrumentation;
051import org.apache.oozie.util.LogUtils;
052import org.apache.oozie.util.ParamChecker;
053import org.apache.oozie.util.StatusUtils;
054import org.apache.oozie.util.XConfiguration;
055import org.apache.oozie.util.XmlUtils;
056import org.apache.oozie.util.db.SLADbOperations;
057import org.jdom.Element;
058import org.jdom.JDOMException;
059
060import java.io.IOException;
061import java.io.StringReader;
062import java.sql.Timestamp;
063import java.util.Calendar;
064import java.util.Date;
065import java.util.TimeZone;
066
067/**
068 * Materialize actions for specified start and end time for coordinator job.
069 */
070@SuppressWarnings("deprecation")
071public class CoordMaterializeTransitionXCommand extends MaterializeTransitionXCommand {
072
073    private JPAService jpaService = null;
074    private CoordinatorJobBean coordJob = null;
075    private String jobId = null;
076    private Date startMatdTime = null;
077    private Date endMatdTime = null;
078    private final int materializationWindow;
079    private int lastActionNumber = 1; // over-ride by DB value
080    private CoordinatorJob.Status prevStatus = null;
081
082    static final private int lookAheadWindow = ConfigurationService.getInt(CoordMaterializeTriggerService
083            .CONF_LOOKUP_INTERVAL);
084
085    /**
086     * Default MAX timeout in minutes, after which coordinator input check will timeout
087     */
088    public static final String CONF_DEFAULT_MAX_TIMEOUT = Service.CONF_PREFIX + "coord.default.max.timeout";
089
090    /**
091     * The constructor for class {@link CoordMaterializeTransitionXCommand}
092     *
093     * @param jobId coordinator job id
094     * @param materializationWindow materialization window to calculate end time
095     */
096    public CoordMaterializeTransitionXCommand(String jobId, int materializationWindow) {
097        super("coord_mater", "coord_mater", 1);
098        this.jobId = ParamChecker.notEmpty(jobId, "jobId");
099        this.materializationWindow = materializationWindow;
100    }
101
102    public CoordMaterializeTransitionXCommand(CoordinatorJobBean coordJob, int materializationWindow, Date startTime,
103                                              Date endTime) {
104        super("coord_mater", "coord_mater", 1);
105        this.jobId = ParamChecker.notEmpty(coordJob.getId(), "jobId");
106        this.materializationWindow = materializationWindow;
107        this.coordJob = coordJob;
108        this.startMatdTime = startTime;
109        this.endMatdTime = endTime;
110    }
111
112    /* (non-Javadoc)
113     * @see org.apache.oozie.command.MaterializeTransitionXCommand#transitToNext()
114     */
115    @Override
116    public void transitToNext() throws CommandException {
117    }
118
119    /* (non-Javadoc)
120     * @see org.apache.oozie.command.TransitionXCommand#updateJob()
121     */
122    @Override
123    public void updateJob() throws CommandException {
124        updateList.add(new UpdateEntry(CoordJobQuery.UPDATE_COORD_JOB_MATERIALIZE,coordJob));
125    }
126
127    /* (non-Javadoc)
128     * @see org.apache.oozie.command.MaterializeTransitionXCommand#performWrites()
129     */
130    @Override
131    public void performWrites() throws CommandException {
132        try {
133            BatchQueryExecutor.getInstance().executeBatchInsertUpdateDelete(insertList, updateList, null);
134            // register the partition related dependencies of actions
135            for (JsonBean actionBean : insertList) {
136                if (actionBean instanceof CoordinatorActionBean) {
137                    CoordinatorActionBean coordAction = (CoordinatorActionBean) actionBean;
138                    if (EventHandlerService.isEnabled()) {
139                        CoordinatorXCommand.generateEvent(coordAction, coordJob.getUser(), coordJob.getAppName(), null);
140                    }
141
142                    // TODO: time 100s should be configurable
143                    queue(new CoordActionNotificationXCommand(coordAction), 100);
144
145                    //Delay for input check = (nominal time - now)
146                    long checkDelay = coordAction.getNominalTime().getTime() - new Date().getTime();
147                    queue(new CoordActionInputCheckXCommand(coordAction.getId(), coordAction.getJobId()),
148                        Math.max(checkDelay, 0));
149
150                    if (coordAction.getPushMissingDependencies() != null) {
151                        // TODO: Delay in catchup mode?
152                        queue(new CoordPushDependencyCheckXCommand(coordAction.getId(), true), 100);
153                    }
154                }
155            }
156        }
157        catch (JPAExecutorException jex) {
158            throw new CommandException(jex);
159        }
160    }
161
162    /* (non-Javadoc)
163     * @see org.apache.oozie.command.XCommand#getEntityKey()
164     */
165    @Override
166    public String getEntityKey() {
167        return this.jobId;
168    }
169
170    @Override
171    protected boolean isLockRequired() {
172        return true;
173    }
174
175    /* (non-Javadoc)
176     * @see org.apache.oozie.command.XCommand#loadState()
177     */
178    @Override
179    protected void loadState() throws CommandException {
180        jpaService = Services.get().get(JPAService.class);
181        if (jpaService == null) {
182            LOG.error(ErrorCode.E0610);
183        }
184
185        try {
186            coordJob = CoordJobQueryExecutor.getInstance().get(CoordJobQuery.GET_COORD_JOB_MATERIALIZE, jobId);
187            prevStatus = coordJob.getStatus();
188        }
189        catch (JPAExecutorException jex) {
190            throw new CommandException(jex);
191        }
192
193        // calculate start materialize and end materialize time
194        calcMatdTime();
195
196        LogUtils.setLogInfo(coordJob);
197    }
198
199    /**
200     * Calculate startMatdTime and endMatdTime from job's start time if next materialized time is null
201     *
202     * @throws CommandException thrown if failed to calculate startMatdTime and endMatdTime
203     */
204    protected void calcMatdTime() throws CommandException {
205        Timestamp startTime = coordJob.getNextMaterializedTimestamp();
206        if (startTime == null) {
207            startTime = coordJob.getStartTimestamp();
208        }
209        // calculate end time by adding materializationWindow to start time.
210        // need to convert materializationWindow from secs to milliseconds
211        long startTimeMilli = startTime.getTime();
212        long endTimeMilli = startTimeMilli + (materializationWindow * 1000);
213
214        startMatdTime = DateUtils.toDate(new Timestamp(startTimeMilli));
215        endMatdTime = DateUtils.toDate(new Timestamp(endTimeMilli));
216        endMatdTime = getMaterializationTimeForCatchUp(endMatdTime);
217        // if MaterializationWindow end time is greater than endTime
218        // for job, then set it to endTime of job
219        Date jobEndTime = coordJob.getEndTime();
220        if (endMatdTime.compareTo(jobEndTime) > 0) {
221            endMatdTime = jobEndTime;
222        }
223
224        LOG.debug("Materializing coord job id=" + jobId + ", start=" + DateUtils.formatDateOozieTZ(startMatdTime) + ", end=" + DateUtils.formatDateOozieTZ(endMatdTime)
225                + ", window=" + materializationWindow);
226    }
227
228    /**
229     * Get materialization for window for catch-up jobs. for current jobs,it reruns currentMatdate, For catch-up, end
230     * Mataterilized Time = startMatdTime + MatThrottling * frequency; unless LAST_ONLY execution order is set, in which
231     * case it returns now (to materialize all actions in the past)
232     *
233     * @param currentMatTime
234     * @return
235     * @throws CommandException
236     * @throws JDOMException
237     */
238    private Date getMaterializationTimeForCatchUp(Date currentMatTime) throws CommandException {
239        if (currentMatTime.after(new Date())) {
240            return currentMatTime;
241        }
242        if (coordJob.getExecutionOrder().equals(CoordinatorJob.Execution.LAST_ONLY) ||
243                coordJob.getExecutionOrder().equals(CoordinatorJob.Execution.NONE)) {
244            return new Date();
245        }
246        int frequency = 0;
247        try {
248            frequency = Integer.parseInt(coordJob.getFrequency());
249        }
250        catch (NumberFormatException e) {
251            return currentMatTime;
252        }
253
254        TimeZone appTz = DateUtils.getTimeZone(coordJob.getTimeZone());
255        TimeUnit freqTU = TimeUnit.valueOf(coordJob.getTimeUnitStr());
256        Calendar startInstance = Calendar.getInstance(appTz);
257        startInstance.setTime(startMatdTime);
258        Calendar endMatInstance = null;
259        Calendar previousInstance = startInstance;
260        for (int i = 1; i <= coordJob.getMatThrottling(); i++) {
261            endMatInstance = (Calendar) startInstance.clone();
262            endMatInstance.add(freqTU.getCalendarUnit(), i * frequency);
263            if (endMatInstance.getTime().compareTo(new Date()) >= 0) {
264                if (previousInstance.getTime().after(currentMatTime)) {
265                    return previousInstance.getTime();
266                }
267                else {
268                    return currentMatTime;
269                }
270            }
271            previousInstance = endMatInstance;
272        }
273        if (endMatInstance == null) {
274            return currentMatTime;
275        }
276        else {
277            return endMatInstance.getTime();
278        }
279    }
280
281    /* (non-Javadoc)
282     * @see org.apache.oozie.command.XCommand#verifyPrecondition()
283     */
284    @Override
285    protected void verifyPrecondition() throws CommandException, PreconditionException {
286        if (!(coordJob.getStatus() == CoordinatorJobBean.Status.PREP || coordJob.getStatus() == CoordinatorJobBean.Status.RUNNING
287                || coordJob.getStatus() == CoordinatorJobBean.Status.RUNNINGWITHERROR)) {
288            throw new PreconditionException(ErrorCode.E1100, "CoordMaterializeTransitionXCommand for jobId=" + jobId
289                    + " job is not in PREP or RUNNING but in " + coordJob.getStatus());
290        }
291
292        if (coordJob.isDoneMaterialization()) {
293            throw new PreconditionException(ErrorCode.E1100, "CoordMaterializeTransitionXCommand for jobId =" + jobId
294                    + " job is already materialized");
295        }
296
297        if (coordJob.getNextMaterializedTimestamp() != null
298                && coordJob.getNextMaterializedTimestamp().compareTo(coordJob.getEndTimestamp()) >= 0) {
299            throw new PreconditionException(ErrorCode.E1100, "CoordMaterializeTransitionXCommand for jobId=" + jobId
300                    + " job is already materialized");
301        }
302
303        Timestamp startTime = coordJob.getNextMaterializedTimestamp();
304        if (startTime == null) {
305            startTime = coordJob.getStartTimestamp();
306
307            if (startTime.after(new Timestamp(System.currentTimeMillis() + lookAheadWindow * 1000))) {
308                throw new PreconditionException(ErrorCode.E1100, "CoordMaterializeTransitionXCommand for jobId="
309                        + jobId + " job's start time is not reached yet - nothing to materialize");
310            }
311        }
312
313        if (coordJob.getNextMaterializedTimestamp() != null
314                && coordJob.getNextMaterializedTimestamp().after(
315                        new Timestamp(System.currentTimeMillis() + lookAheadWindow * 1000))) {
316            throw new PreconditionException(ErrorCode.E1100, "CoordMaterializeTransitionXCommand for jobId=" + jobId
317                    + " Request is for future time. Lookup time is  "
318                    + new Timestamp(System.currentTimeMillis() + lookAheadWindow * 1000) + " mat time is "
319                    + coordJob.getNextMaterializedTimestamp());
320        }
321
322        if (coordJob.getLastActionTime() != null && coordJob.getLastActionTime().compareTo(coordJob.getEndTime()) >= 0) {
323            throw new PreconditionException(ErrorCode.E1100, "ENDED Coordinator materialization for jobId = " + jobId
324                    + ", all actions have been materialized from start time = " + coordJob.getStartTime()
325                    + " to end time = " + coordJob.getEndTime() + ", job status = " + coordJob.getStatusStr());
326        }
327
328        if (coordJob.getLastActionTime() != null && coordJob.getLastActionTime().compareTo(endMatdTime) >= 0) {
329            throw new PreconditionException(ErrorCode.E1100, "ENDED Coordinator materialization for jobId = " + jobId
330                    + ", action is *already* materialized for Materialization start time = " + startMatdTime
331                    + ", materialization end time = " + endMatdTime + ", job status = " + coordJob.getStatusStr());
332        }
333
334        if (endMatdTime.after(coordJob.getEndTime())) {
335            throw new PreconditionException(ErrorCode.E1100, "ENDED Coordinator materialization for jobId = " + jobId
336                    + " materialization end time = " + endMatdTime + " surpasses coordinator job's end time = "
337                    + coordJob.getEndTime() + " job status = " + coordJob.getStatusStr());
338        }
339
340        if (coordJob.getPauseTime() != null && !startMatdTime.before(coordJob.getPauseTime())) {
341            throw new PreconditionException(ErrorCode.E1100, "ENDED Coordinator materialization for jobId = " + jobId
342                    + ", materialization start time = " + startMatdTime
343                    + " is after or equal to coordinator job's pause time = " + coordJob.getPauseTime()
344                    + ", job status = " + coordJob.getStatusStr());
345        }
346
347    }
348
349    /* (non-Javadoc)
350     * @see org.apache.oozie.command.MaterializeTransitionXCommand#materialize()
351     */
352    @Override
353    protected void materialize() throws CommandException {
354        Instrumentation.Cron cron = new Instrumentation.Cron();
355        cron.start();
356        try {
357            materializeActions(false);
358            updateJobMaterializeInfo(coordJob);
359        }
360        catch (CommandException ex) {
361            LOG.warn("Exception occurred:" + ex.getMessage() + " Making the job failed ", ex);
362            coordJob.setStatus(Job.Status.FAILED);
363            coordJob.resetPending();
364            // remove any materialized actions and slaEvents
365            insertList.clear();
366        }
367        catch (Exception e) {
368            LOG.error("Exception occurred:" + e.getMessage() + " Making the job failed ", e);
369            coordJob.setStatus(Job.Status.FAILED);
370            try {
371                CoordJobQueryExecutor.getInstance().executeUpdate(CoordJobQuery.UPDATE_COORD_JOB_MATERIALIZE, coordJob);
372            }
373            catch (JPAExecutorException jex) {
374                throw new CommandException(ErrorCode.E1011, jex);
375            }
376            throw new CommandException(ErrorCode.E1012, e.getMessage(), e);
377        } finally {
378            cron.stop();
379            instrumentation.addCron(INSTRUMENTATION_GROUP, getName() + ".materialize", cron);
380        }
381    }
382
383    /**
384     * Create action instances starting from "startMatdTime" to "endMatdTime" and store them into coord action table.
385     *
386     * @param dryrun if this is a dry run
387     * @throws Exception thrown if failed to materialize actions
388     */
389    protected String materializeActions(boolean dryrun) throws Exception {
390
391        Configuration jobConf = null;
392        try {
393            jobConf = new XConfiguration(new StringReader(coordJob.getConf()));
394        }
395        catch (IOException ioe) {
396            LOG.warn("Configuration parse error. read from DB :" + coordJob.getConf(), ioe);
397            throw new CommandException(ErrorCode.E1005, ioe.getMessage(), ioe);
398        }
399
400        String jobXml = coordJob.getJobXml();
401        Element eJob = XmlUtils.parseXml(jobXml);
402        TimeZone appTz = DateUtils.getTimeZone(coordJob.getTimeZone());
403
404        String frequency = coordJob.getFrequency();
405        TimeUnit freqTU = TimeUnit.valueOf(coordJob.getTimeUnitStr());
406        TimeUnit endOfFlag = TimeUnit.valueOf(eJob.getAttributeValue("end_of_duration"));
407        Calendar start = Calendar.getInstance(appTz);
408        start.setTime(startMatdTime);
409        DateUtils.moveToEnd(start, endOfFlag);
410        Calendar end = Calendar.getInstance(appTz);
411        end.setTime(endMatdTime);
412        lastActionNumber = coordJob.getLastActionNumber();
413        //Intentionally printing dates in their own timezone, not Oozie timezone
414        LOG.info("materialize actions for tz=" + appTz.getDisplayName() + ",\n start=" + start.getTime() + ", end="
415                + end.getTime() + ",\n timeUnit " + freqTU.getCalendarUnit() + ",\n frequency :" + frequency + ":"
416                + freqTU + ",\n lastActionNumber " + lastActionNumber);
417        // Keep the actual start time
418        Calendar origStart = Calendar.getInstance(appTz);
419        origStart.setTime(coordJob.getStartTimestamp());
420        // Move to the End of duration, if needed.
421        DateUtils.moveToEnd(origStart, endOfFlag);
422
423        StringBuilder actionStrings = new StringBuilder();
424        Date jobPauseTime = coordJob.getPauseTime();
425        Calendar pause = null;
426        if (jobPauseTime != null) {
427            pause = Calendar.getInstance(appTz);
428            pause.setTime(DateUtils.convertDateToTimestamp(jobPauseTime));
429        }
430
431        String action = null;
432        int numWaitingActions = dryrun ? 0 : jpaService.execute(new CoordActionsActiveCountJPAExecutor(coordJob.getId()));
433        int maxActionToBeCreated = coordJob.getMatThrottling() - numWaitingActions;
434        // If LAST_ONLY and all materialization is in the past, ignore maxActionsToBeCreated
435        boolean ignoreMaxActions =
436                (coordJob.getExecutionOrder().equals(CoordinatorJob.Execution.LAST_ONLY) ||
437                        coordJob.getExecutionOrder().equals(CoordinatorJob.Execution.NONE))
438                        && endMatdTime.before(new Date());
439        LOG.debug("Coordinator job :" + coordJob.getId() + ", maxActionToBeCreated :" + maxActionToBeCreated
440                + ", Mat_Throttle :" + coordJob.getMatThrottling() + ", numWaitingActions :" + numWaitingActions);
441
442        boolean isCronFrequency = false;
443
444        Calendar effStart = (Calendar) start.clone();
445        try {
446            int intFrequency = Integer.parseInt(coordJob.getFrequency());
447            effStart = (Calendar) origStart.clone();
448            effStart.add(freqTU.getCalendarUnit(), lastActionNumber * intFrequency);
449        }
450        catch (NumberFormatException e) {
451            isCronFrequency = true;
452        }
453
454        boolean firstMater = true;
455        while (effStart.compareTo(end) < 0 && (ignoreMaxActions || maxActionToBeCreated-- > 0)) {
456            if (pause != null && effStart.compareTo(pause) >= 0) {
457                break;
458            }
459
460            Date nextTime = effStart.getTime();
461
462            if (isCronFrequency) {
463                if (effStart.getTime().compareTo(startMatdTime) == 0 && firstMater) {
464                    effStart.add(Calendar.MINUTE, -1);
465                    firstMater = false;
466                }
467
468                nextTime = CoordCommandUtils.getNextValidActionTimeForCronFrequency(effStart.getTime(), coordJob);
469                effStart.setTime(nextTime);
470            }
471
472            if (effStart.compareTo(end) < 0) {
473
474                if (pause != null && effStart.compareTo(pause) >= 0) {
475                    break;
476                }
477                CoordinatorActionBean actionBean = new CoordinatorActionBean();
478                lastActionNumber++;
479
480                int timeout = coordJob.getTimeout();
481                LOG.debug("Materializing action for time=" + DateUtils.formatDateOozieTZ(effStart.getTime())
482                        + ", lastactionnumber=" + lastActionNumber + " timeout=" + timeout + " minutes");
483                Date actualTime = new Date();
484                action = CoordCommandUtils.materializeOneInstance(jobId, dryrun, (Element) eJob.clone(),
485                        nextTime, actualTime, lastActionNumber, jobConf, actionBean);
486                actionBean.setTimeOut(timeout);
487
488                if (!dryrun) {
489                    storeToDB(actionBean, action); // Storing to table
490
491                }
492                else {
493                    actionStrings.append("action for new instance");
494                    actionStrings.append(action);
495                }
496            }
497            else {
498                break;
499            }
500
501            if (!isCronFrequency) {
502                effStart = (Calendar) origStart.clone();
503                effStart.add(freqTU.getCalendarUnit(), lastActionNumber * Integer.parseInt(coordJob.getFrequency()));
504            }
505        }
506
507        if (isCronFrequency) {
508            if (effStart.compareTo(end) < 0 && !(ignoreMaxActions || maxActionToBeCreated-- > 0)) {
509                //Since we exceed the throttle, we need to move the nextMadtime forward
510                //to avoid creating duplicate actions
511                if (!firstMater) {
512                    effStart.setTime(CoordCommandUtils.getNextValidActionTimeForCronFrequency(effStart.getTime(), coordJob));
513                }
514            }
515        }
516
517        endMatdTime = effStart.getTime();
518
519        if (!dryrun) {
520            return action;
521        }
522        else {
523            return actionStrings.toString();
524        }
525    }
526
527    private void storeToDB(CoordinatorActionBean actionBean, String actionXml) throws Exception {
528        LOG.debug("In storeToDB() coord action id = " + actionBean.getId() + ", size of actionXml = "
529                + actionXml.length());
530        actionBean.setActionXml(actionXml);
531
532        insertList.add(actionBean);
533        writeActionSlaRegistration(actionXml, actionBean);
534    }
535
536    private void writeActionSlaRegistration(String actionXml, CoordinatorActionBean actionBean) throws Exception {
537        Element eAction = XmlUtils.parseXml(actionXml);
538        Element eSla = eAction.getChild("action", eAction.getNamespace()).getChild("info", eAction.getNamespace("sla"));
539        SLAEventBean slaEvent = SLADbOperations.createSlaRegistrationEvent(eSla, actionBean.getId(), SlaAppType.COORDINATOR_ACTION, coordJob
540                .getUser(), coordJob.getGroup(), LOG);
541        if(slaEvent != null) {
542            insertList.add(slaEvent);
543        }
544        // inserting into new table also
545        SLAOperations.createSlaRegistrationEvent(eSla, actionBean.getId(), actionBean.getJobId(),
546                AppType.COORDINATOR_ACTION, coordJob.getUser(), coordJob.getAppName(), LOG, false);
547    }
548
549    private void updateJobMaterializeInfo(CoordinatorJobBean job) throws CommandException {
550        job.setLastActionTime(endMatdTime);
551        job.setLastActionNumber(lastActionNumber);
552        // if the job endtime == action endtime, we don't need to materialize this job anymore
553        Date jobEndTime = job.getEndTime();
554
555
556        if (job.getStatus() == CoordinatorJob.Status.PREP){
557            LOG.info("[" + job.getId() + "]: Update status from " + job.getStatus() + " to RUNNING");
558            job.setStatus(Job.Status.RUNNING);
559        }
560        job.setPending();
561
562        if (jobEndTime.compareTo(endMatdTime) <= 0) {
563            LOG.info("[" + job.getId() + "]: all actions have been materialized, set pending to true");
564            // set doneMaterialization to true when materialization is done
565            job.setDoneMaterialization();
566        }
567        job.setStatus(StatusUtils.getStatus(job));
568        LOG.info("Coord Job status updated to = " + job.getStatus());
569        job.setNextMaterializedTime(endMatdTime);
570    }
571
572    /* (non-Javadoc)
573     * @see org.apache.oozie.command.XCommand#getKey()
574     */
575    @Override
576    public String getKey() {
577        return getName() + "_" + jobId;
578    }
579
580    /* (non-Javadoc)
581     * @see org.apache.oozie.command.TransitionXCommand#notifyParent()
582     */
583    @Override
584    public void notifyParent() throws CommandException {
585        // update bundle action only when status changes in coord job
586        if (this.coordJob.getBundleId() != null) {
587            if (!prevStatus.equals(coordJob.getStatus())) {
588                BundleStatusUpdateXCommand bundleStatusUpdate = new BundleStatusUpdateXCommand(coordJob, prevStatus);
589                bundleStatusUpdate.call();
590            }
591        }
592    }
593}