本文整理汇总了Java中org.apache.hadoop.mapred.JobStatusChangeEvent.EventType.PRIORITY_CHANGED属性的典型用法代码示例。如果您正苦于以下问题：Java EventType.PRIORITY_CHANGED属性的具体用法？Java EventType.PRIORITY_CHANGED怎么用？Java EventType.PRIORITY_CHANGED使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类org.apache.hadoop.mapred.JobStatusChangeEvent.EventType的用法示例。
在下文中一共展示了EventType.PRIORITY_CHANGED属性的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: jobUpdated
@Override
public synchronized void jobUpdated(JobChangeEvent event) {
JobInProgress job = event.getJobInProgress();
if (event instanceof JobStatusChangeEvent) {
// Check if the ordering of the job has changed
// For now priority and start-time can change the job ordering
JobStatusChangeEvent statusEvent = (JobStatusChangeEvent)event;
JobSchedulingInfo oldInfo =
new JobSchedulingInfo(statusEvent.getOldStatus());
if (statusEvent.getEventType() == EventType.PRIORITY_CHANGED
|| statusEvent.getEventType() == EventType.START_TIME_CHANGED) {
// Make a priority change
reorderJobs(job, oldInfo);
} else if (statusEvent.getEventType() == EventType.RUN_STATE_CHANGED) {
// Check if the job is complete
int runState = statusEvent.getNewStatus().getRunState();
if (runState == JobStatus.SUCCEEDED
|| runState == JobStatus.FAILED
|| runState == JobStatus.KILLED) {
jobCompleted(oldInfo);
}
}
}
}
示例2: setJobPriority
/**
* Change the run-time priority of the given job.
*
* @param jobId job id
* @param priority new {@link JobPriority} for the job
* @throws IOException
* @throws AccessControlException
*/
synchronized void setJobPriority(JobID jobId, JobPriority priority)
throws AccessControlException, IOException {
JobInProgress job = jobs.get(jobId);
if (job != null) {
// check both queue-level and job-level access
aclsManager.checkAccess(job, UserGroupInformation.getCurrentUser(),
Operation.SET_JOB_PRIORITY);
synchronized (taskScheduler) {
JobStatus oldStatus = (JobStatus)job.getStatus().clone();
job.setPriority(priority);
JobStatus newStatus = (JobStatus)job.getStatus().clone();
JobStatusChangeEvent event =
new JobStatusChangeEvent(job, EventType.PRIORITY_CHANGED, oldStatus,
newStatus);
updateJobInProgressListeners(event);
}
} else {
LOG.warn("Trying to change the priority of an unknown job: " + jobId);
}
}
示例3: setJobPriority
/**
* Change the run-time priority of the given job.
* @param jobId job id
* @param priority new {@link JobPriority} for the job
*/
synchronized void setJobPriority(JobID jobId, JobPriority priority) {
JobInProgress job = jobs.get(jobId);
if (job != null) {
synchronized (taskScheduler) {
JobStatus oldStatus = (JobStatus)job.getStatus().clone();
job.setPriority(priority);
JobStatus newStatus = (JobStatus)job.getStatus().clone();
JobStatusChangeEvent event =
new JobStatusChangeEvent(job, EventType.PRIORITY_CHANGED, oldStatus,
newStatus);
updateJobInProgressListeners(event);
}
} else {
LOG.warn("Trying to change the priority of an unknown job: " + jobId);
}
}
示例4: jobStateChanged
private void jobStateChanged(JobStatusChangeEvent event, QueueInfo qi) {
JobInProgress job = event.getJobInProgress();
JobSchedulingInfo oldJobStateInfo =
new JobSchedulingInfo(event.getOldStatus());
// Check if the ordering of the job has changed
// For now priority and start-time can change the job ordering
if (event.getEventType() == EventType.PRIORITY_CHANGED
|| event.getEventType() == EventType.START_TIME_CHANGED) {
// Make a priority change
reorderJobs(job, oldJobStateInfo, qi);
} else if (event.getEventType() == EventType.RUN_STATE_CHANGED) {
// Check if the job is complete
int runState = job.getStatus().getRunState();
if (runState == JobStatus.SUCCEEDED
|| runState == JobStatus.FAILED
|| runState == JobStatus.KILLED) {
jobCompleted(job, oldJobStateInfo, qi);
} else if (runState == JobStatus.RUNNING) {
makeJobRunning(job, oldJobStateInfo, qi);
}
}
}
示例5: setJobPriority
/**
* Change the run-time priority of the given job.
* @param jobId job id
* @param priority new {@link JobPriority} for the job
*/
synchronized void setJobPriority(JobID jobId, JobPriority priority) {
JobInProgress job = jobs.get(jobId);
if (job != null) {
synchronized (taskScheduler) {
JobStatus oldStatus = (JobStatus)job.getStatus().clone();
job.setPriority(priority);
JobStatus newStatus = (JobStatus)job.getStatus().clone();
JobStatusChangeEvent event =
new JobStatusChangeEvent(job, EventType.PRIORITY_CHANGED, oldStatus,
newStatus);
updateJobInProgressListeners(event);
}
} else {
LOG.warn("Trying to change the priority of an unknown job: " + jobId);
}
}
示例6: jobStateChanged
private void jobStateChanged(JobStatusChangeEvent event) {
// Resort the job queue if the job-start-time or job-priority changes
if (event.getEventType() == EventType.START_TIME_CHANGED
|| event.getEventType() == EventType.PRIORITY_CHANGED) {
synchronized (jobInitQueue) {
resortInitQueue();
}
}
}
示例7: setPriority
public void setPriority(FakeJobInProgress fjob, JobPriority priority) {
// take a snapshot of the status before changing it
JobStatus oldStatus = (JobStatus)fjob.getStatus().clone();
fjob.setPriority(priority);
JobStatus newStatus = (JobStatus)fjob.getStatus().clone();
JobStatusChangeEvent event =
new JobStatusChangeEvent (fjob, EventType.PRIORITY_CHANGED, oldStatus,
newStatus);
for (JobInProgressListener listener : mylisteners) {
listener.jobUpdated(event);
}
}
示例8: setPriority
public void setPriority(FakeJobInProgress fjob, JobPriority priority) {
// take a snapshot of the status before changing it
JobStatus oldStatus = (JobStatus)fjob.getStatus().clone();
fjob.setPriority(priority);
JobStatus newStatus = (JobStatus)fjob.getStatus().clone();
JobStatusChangeEvent event =
new JobStatusChangeEvent (fjob, EventType.PRIORITY_CHANGED, oldStatus,
newStatus);
for (JobInProgressListener listener : listeners) {
listener.jobUpdated(event);
}
}