org.apache.tez.dag.app.rm
Class TaskSchedulerEventHandler

java.lang.Object
  org.apache.hadoop.service.AbstractService
      org.apache.tez.dag.app.rm.TaskSchedulerEventHandler

All Implemented Interfaces:

Closeable, org.apache.hadoop.service.Service, org.apache.hadoop.yarn.event.EventHandler<AMSchedulerEvent>, TaskScheduler.TaskSchedulerAppCallback

public class TaskSchedulerEventHandler
extends org.apache.hadoop.service.AbstractService
implements TaskScheduler.TaskSchedulerAppCallback, org.apache.hadoop.yarn.event.EventHandler<AMSchedulerEvent>

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.tez.dag.app.rm.TaskScheduler.TaskSchedulerAppCallback

TaskScheduler.TaskSchedulerAppCallback.AppFinalStatus

Nested classes/interfaces inherited from interface org.apache.hadoop.service.Service

org.apache.hadoop.service.Service.STATE

Field Summary

protected AppContext	appContext
protected boolean	isSignalled
protected TaskScheduler	taskScheduler

Constructor Summary

TaskSchedulerEventHandler(AppContext appContext, DAGClientServer clientService, org.apache.hadoop.yarn.event.EventHandler eventHandler, ContainerSignatureMatcher containerSignatureMatcher)

Method Summary

void	appShutdownRequested()
void	containerBeingReleased(org.apache.hadoop.yarn.api.records.ContainerId containerId)
void	containerCompleted(Object task, org.apache.hadoop.yarn.api.records.ContainerStatus containerStatus)
protected TaskScheduler	createTaskScheduler(String host, int port, String trackingUrl, AppContext appContext)
void	dagCompleted()
Map<org.apache.hadoop.yarn.api.records.ApplicationAccessType,String>	getApplicationAcls()
org.apache.hadoop.yarn.api.records.Resource	getAvailableResources()
TaskScheduler.TaskSchedulerAppCallback.AppFinalStatus	getFinalAppStatus()
int	getNumClusterNodes()
float	getProgress()
org.apache.hadoop.yarn.api.records.Resource	getTotalResources()
void	handle(AMSchedulerEvent event)
void	handleEvent(AMSchedulerEvent sEvent)
void	nodesUpdated(List<org.apache.hadoop.yarn.api.records.NodeReport> updatedNodes)
void	onError(Throwable t)
void	preemptContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId)
void	serviceStart()
void	serviceStop()
void	setApplicationRegistrationData(org.apache.hadoop.yarn.api.records.Resource maxContainerCapability, Map<org.apache.hadoop.yarn.api.records.ApplicationAccessType,String> appAcls, ByteBuffer clientAMSecretKey)
void	setShouldUnregisterFlag()
void	setSignalled(boolean isSignalled)
void	taskAllocated(Object task, Object appCookie, org.apache.hadoop.yarn.api.records.Container container)

Methods inherited from class org.apache.hadoop.service.AbstractService

close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, init, isInState, noteFailure, putBlocker, registerGlobalListener, registerServiceListener, removeBlocker, serviceInit, setConfig, start, stop, toString, unregisterGlobalListener, unregisterServiceListener, waitForServiceToStop

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

appContext

protected final AppContext appContext

taskScheduler

protected TaskScheduler taskScheduler

isSignalled

protected volatile boolean isSignalled

Constructor Detail

TaskSchedulerEventHandler

public TaskSchedulerEventHandler(AppContext appContext,
                                 DAGClientServer clientService,
                                 org.apache.hadoop.yarn.event.EventHandler eventHandler,
                                 ContainerSignatureMatcher containerSignatureMatcher)

Method Detail

getApplicationAcls

public Map<org.apache.hadoop.yarn.api.records.ApplicationAccessType,String> getApplicationAcls()

setSignalled

public void setSignalled(boolean isSignalled)

getNumClusterNodes

public int getNumClusterNodes()

getAvailableResources

public org.apache.hadoop.yarn.api.records.Resource getAvailableResources()

getTotalResources

public org.apache.hadoop.yarn.api.records.Resource getTotalResources()

handleEvent

public void handleEvent(AMSchedulerEvent sEvent)

handle

public void handle(AMSchedulerEvent event)

Specified by:

handle in interface org.apache.hadoop.yarn.event.EventHandler<AMSchedulerEvent>

createTaskScheduler

protected TaskScheduler createTaskScheduler(String host,
                                            int port,
                                            String trackingUrl,
                                            AppContext appContext)

serviceStart

public void serviceStart()

Overrides:

serviceStart in class org.apache.hadoop.service.AbstractService

serviceStop

public void serviceStop()

Overrides:

serviceStop in class org.apache.hadoop.service.AbstractService

taskAllocated

public void taskAllocated(Object task,
                          Object appCookie,
                          org.apache.hadoop.yarn.api.records.Container container)

Specified by:

taskAllocated in interface TaskScheduler.TaskSchedulerAppCallback

containerCompleted

public void containerCompleted(Object task,
                               org.apache.hadoop.yarn.api.records.ContainerStatus containerStatus)

Specified by:

containerCompleted in interface TaskScheduler.TaskSchedulerAppCallback

containerBeingReleased

public void containerBeingReleased(org.apache.hadoop.yarn.api.records.ContainerId containerId)

Specified by:

containerBeingReleased in interface TaskScheduler.TaskSchedulerAppCallback

nodesUpdated

public void nodesUpdated(List<org.apache.hadoop.yarn.api.records.NodeReport> updatedNodes)

Specified by:

nodesUpdated in interface TaskScheduler.TaskSchedulerAppCallback

appShutdownRequested

public void appShutdownRequested()

Specified by:

appShutdownRequested in interface TaskScheduler.TaskSchedulerAppCallback

setApplicationRegistrationData

public void setApplicationRegistrationData(org.apache.hadoop.yarn.api.records.Resource maxContainerCapability,
                                           Map<org.apache.hadoop.yarn.api.records.ApplicationAccessType,String> appAcls,
                                           ByteBuffer clientAMSecretKey)

Specified by:

setApplicationRegistrationData in interface TaskScheduler.TaskSchedulerAppCallback

getFinalAppStatus

public TaskScheduler.TaskSchedulerAppCallback.AppFinalStatus getFinalAppStatus()

Specified by:

getFinalAppStatus in interface TaskScheduler.TaskSchedulerAppCallback

getProgress

public float getProgress()

Specified by:

getProgress in interface TaskScheduler.TaskSchedulerAppCallback

onError

public void onError(Throwable t)

Specified by:

onError in interface TaskScheduler.TaskSchedulerAppCallback

dagCompleted

public void dagCompleted()

preemptContainer

public void preemptContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId)

Specified by:

preemptContainer in interface TaskScheduler.TaskSchedulerAppCallback

setShouldUnregisterFlag

public void setShouldUnregisterFlag()