本文整理汇总了Java中org.apache.hadoop.mapreduce.v2.api.records.Avataar类的典型用法代码示例。如果您正苦于以下问题：Java Avataar类的具体用法？Java Avataar怎么用？Java Avataar使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Avataar类属于org.apache.hadoop.mapreduce.v2.api.records包，在下文中一共展示了Avataar类的6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: transition
import org.apache.hadoop.mapreduce.v2.api.records.Avataar; //导入依赖的package包/类
@Override
public void transition(TaskImpl task, TaskEvent event) {
TaskAttemptId taskAttemptId =
((TaskTAttemptEvent) event).getTaskAttemptID();
task.handleTaskAttemptCompletion(
taskAttemptId,
TaskAttemptCompletionEventStatus.KILLED);
task.finishedAttempts.add(taskAttemptId);
task.inProgressAttempts.remove(taskAttemptId);
if (task.successfulAttempt == null) {
task.addAndScheduleAttempt(Avataar.VIRGIN);
}
if ((task.commitAttempt != null) && (task.commitAttempt == taskAttemptId)) {
task.commitAttempt = null;
}
}
示例2: transition
import org.apache.hadoop.mapreduce.v2.api.records.Avataar; //导入依赖的package包/类
@Override
public void transition(TaskImpl task, TaskEvent event) {
TaskAttemptId taskAttemptId =
((TaskTAttemptEvent) event).getTaskAttemptID();
task.handleTaskAttemptCompletion(
taskAttemptId,
TaskAttemptCompletionEventStatus.KILLED);
task.finishedAttempts.add(taskAttemptId);
task.inProgressAttempts.remove(taskAttemptId);
if (task.successfulAttempt == null) {
boolean rescheduleNewAttempt = false;
if (event instanceof TaskTAttemptKilledEvent) {
rescheduleNewAttempt =
((TaskTAttemptKilledEvent)event).getRescheduleAttempt();
}
task.addAndScheduleAttempt(Avataar.VIRGIN, rescheduleNewAttempt);
}
if ((task.commitAttempt != null) && (task.commitAttempt == taskAttemptId)) {
task.commitAttempt = null;
}
}
示例3: addAndScheduleAttempt
import org.apache.hadoop.mapreduce.v2.api.records.Avataar; //导入依赖的package包/类
private void addAndScheduleAttempt(Avataar avataar) {
TaskAttempt attempt = addAttempt(avataar);
inProgressAttempts.add(attempt.getID());
//schedule the nextAttemptNumber
if (failedAttempts.size() > 0) {
eventHandler.handle(new TaskAttemptEvent(attempt.getID(),
TaskAttemptEventType.TA_RESCHEDULE));
} else {
eventHandler.handle(new TaskAttemptEvent(attempt.getID(),
TaskAttemptEventType.TA_SCHEDULE));
}
}
示例4: addAttempt
import org.apache.hadoop.mapreduce.v2.api.records.Avataar; //导入依赖的package包/类
private TaskAttemptImpl addAttempt(Avataar avataar) {
TaskAttemptImpl attempt = createAttempt();
attempt.setAvataar(avataar);
if (LOG.isDebugEnabled()) {
LOG.debug("Created attempt " + attempt.getID());
}
switch (attempts.size()) {
case 0:
attempts = Collections.singletonMap(attempt.getID(),
(TaskAttempt) attempt);
break;
case 1:
Map<TaskAttemptId, TaskAttempt> newAttempts
= new LinkedHashMap<TaskAttemptId, TaskAttempt>(maxAttempts);
newAttempts.putAll(attempts);
attempts = newAttempts;
attempts.put(attempt.getID(), attempt);
break;
default:
attempts.put(attempt.getID(), attempt);
break;
}
++nextAttemptNumber;
return attempt;
}
示例5: assertTaskAttemptAvataar
import org.apache.hadoop.mapreduce.v2.api.records.Avataar; //导入依赖的package包/类
/**
* {@link Avataar}
*/
private void assertTaskAttemptAvataar(Avataar avataar) {
for (TaskAttempt taskAttempt : mockTask.getAttempts().values()) {
if (((TaskAttemptImpl) taskAttempt).getAvataar() == avataar) {
return;
}
}
fail("There is no " + (avataar == Avataar.VIRGIN ? "virgin" : "speculative")
+ "task attempt");
}
示例6: runSpeculativeTaskAttemptSucceeds
import org.apache.hadoop.mapreduce.v2.api.records.Avataar; //导入依赖的package包/类
private void runSpeculativeTaskAttemptSucceeds(
TaskEventType firstAttemptFinishEvent) {
TaskId taskId = getNewTaskID();
scheduleTaskAttempt(taskId);
launchTaskAttempt(getLastAttempt().getAttemptId());
updateLastAttemptState(TaskAttemptState.RUNNING);
// Add a speculative task attempt that succeeds
mockTask.handle(new TaskTAttemptEvent(getLastAttempt().getAttemptId(),
TaskEventType.T_ADD_SPEC_ATTEMPT));
launchTaskAttempt(getLastAttempt().getAttemptId());
commitTaskAttempt(getLastAttempt().getAttemptId());
mockTask.handle(new TaskTAttemptEvent(getLastAttempt().getAttemptId(),
TaskEventType.T_ATTEMPT_SUCCEEDED));
// The task should now have succeeded
assertTaskSucceededState();
// Now complete the first task attempt, after the second has succeeded
mockTask.handle(new TaskTAttemptEvent(taskAttempts.get(0).getAttemptId(),
firstAttemptFinishEvent));
// The task should still be in the succeeded state
assertTaskSucceededState();
// The task should contain speculative a task attempt
assertTaskAttemptAvataar(Avataar.SPECULATIVE);
}