Package org.apache.hadoop.mapreduce.v2.app.launcher

Examples of org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl

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      super(1, 0, false, "TaskFailWithUnsedContainer", true);
    }

    @Override
    protected ContainerLauncher createContainerLauncher(AppContext context) {
      return new ContainerLauncherImpl(context) {
        @Override
        public void handle(ContainerLauncherEvent event) {

          switch (event.getType()) {
          case CONTAINER_REMOTE_LAUNCH:
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    public synchronized void start() {
      if (job.isUber()) {
        this.containerLauncher = new LocalContainerLauncher(context,
            (TaskUmbilicalProtocol) taskAttemptListener);
      } else {
        this.containerLauncher = new ContainerLauncherImpl(context);
      }
      ((Service)this.containerLauncher).init(getConfig());
      ((Service)this.containerLauncher).start();
      super.start();
    }
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      ContainerLaunchContext launchContext = createContainerLaunchContext(
          cEvent.getApplicationACLs(), taskAttempt.conf, taskAttempt.jobToken,
          taskAttempt.remoteTask, taskAttempt.oldJobId, taskAttempt.jvmID,
          taskAttempt.taskAttemptListener, taskAttempt.credentials);
      taskAttempt.eventHandler
        .handle(new ContainerRemoteLaunchEvent(taskAttempt.attemptId,
          launchContext, container, taskAttempt.remoteTask));

      // send event to speculator that our container needs are satisfied
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
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            ((TaskAttemptKillEvent) event).getMessage());
      }

      //send the deallocate event to ContainerAllocator
      taskAttempt.eventHandler.handle(
          new ContainerAllocatorEvent(taskAttempt.attemptId,
          ContainerAllocator.EventType.CONTAINER_DEALLOCATE));

      // send event to speculator that we withdraw our container needs, if
      //  we're transitioning out of UNASSIGNED
      if (withdrawsContainerRequest) {
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        taskAttempt.eventHandler.handle(
            ContainerRequestEvent.createContainerRequestEventForFailedContainer(
                taskAttempt.attemptId,
                taskAttempt.resourceCapability));
      } else {
        taskAttempt.eventHandler.handle(new ContainerRequestEvent(
            taskAttempt.attemptId, taskAttempt.resourceCapability,
            taskAttempt.dataLocalHosts.toArray(
                new String[taskAttempt.dataLocalHosts.size()]),
            taskAttempt.dataLocalRacks.toArray(
                new String[taskAttempt.dataLocalRacks.size()])));
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    @Override
    public void transition(TaskAttemptImpl taskAttempt,
        TaskAttemptEvent event) {
      // Tell any speculator that we're requesting a container
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent(taskAttempt.getID().getTaskId(), +1));
      //request for container
      if (rescheduled) {
        taskAttempt.eventHandler.handle(
            ContainerRequestEvent.createContainerRequestEventForFailedContainer(
                taskAttempt.attemptId,
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        .handle(new ContainerRemoteLaunchEvent(taskAttempt.attemptId,
          launchContext, container, taskAttempt.remoteTask));

      // send event to speculator that our container needs are satisfied
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
    }
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      // send event to speculator that we withdraw our container needs, if
      //  we're transitioning out of UNASSIGNED
      if (withdrawsContainerRequest) {
        taskAttempt.eventHandler.handle
            (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
      }

      switch(finalState) {
        case FAILED:
          taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
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          NetUtils.createSocketAddr(taskAttempt.container.getNodeHttpAddress());
      taskAttempt.trackerName = nodeHttpInetAddr.getHostName();
      taskAttempt.httpPort = nodeHttpInetAddr.getPort();
      taskAttempt.sendLaunchedEvents();
      taskAttempt.eventHandler.handle
          (new SpeculatorEvent
              (taskAttempt.attemptId, true, taskAttempt.clock.getTime()));
      //make remoteTask reference as null as it is no more needed
      //and free up the memory
      taskAttempt.remoteTask = null;
     
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      taskAttempt.logAttemptFinishedEvent(TaskAttemptStateInternal.SUCCEEDED);
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
          TaskEventType.T_ATTEMPT_SUCCEEDED));
      taskAttempt.eventHandler.handle
      (new SpeculatorEvent
          (taskAttempt.reportedStatus, taskAttempt.clock.getTime()));
   }
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