org.apache.tez.dag.app

Interface AppContext

@InterfaceAudience.Private
public interface AppContext

Context interface for sharing information across components in Tez DAG

Method Summary

Methods

Modifier and Type	Method and Description
AMContainerMap	getAllContainers()
Set<String>	getAllDAGIDs()
org.apache.tez.common.security.ACLManager	getAMACLManager()
org.apache.hadoop.conf.Configuration	getAMConf()
DAGAppMasterState	getAMState()
String	getAMUser()
org.apache.hadoop.security.Credentials	getAppCredentials()
Map<org.apache.hadoop.yarn.api.records.ApplicationAccessType,String>	getApplicationACLs()
org.apache.hadoop.yarn.api.records.ApplicationAttemptId	getApplicationAttemptId()
org.apache.hadoop.yarn.api.records.ApplicationId	getApplicationID()
String	getApplicationName()
DAGAppMaster	getAppMaster()
org.apache.hadoop.yarn.util.Clock	getClock()
ClusterInfo	getClusterInfo()
Integer	getContainerLauncherIdentifier(String name)
String	getContainerLauncherName(int launcherId)
long	getCumulativeCPUTime()
long	getCumulativeGCTime()
DAG	getCurrentDAG()
org.apache.tez.dag.records.TezDAGID	getCurrentDAGID()
org.apache.hadoop.fs.Path	getCurrentRecoveryDir()
RecoveryParser.DAGRecoveryData	getDAGRecoveryData()
org.apache.hadoop.yarn.event.EventHandler	getEventHandler()
com.google.common.util.concurrent.ListeningExecutorService	getExecService()
org.apache.tez.hadoop.shim.HadoopShim	getHadoopShim()
HistoryEventHandler	getHistoryHandler()
String[]	getLocalDirs()
String[]	getLogDirs()
AMNodeTracker	getNodeTracker()
long	getStartTime()
Integer	getTaskCommunicatorIdentifier(String name)
String	getTaskCommunicatorName(int taskCommId)
Integer	getTaskScheduerIdentifier(String name)
TaskSchedulerManager	getTaskScheduler()
String	getTaskSchedulerName(int schedulerId)
String	getUser()
boolean	isAMInCompletionState() Whether the AM is in the process of shutting down/completing
boolean	isLocal()
boolean	isRecoveryEnabled()
boolean	isSession()
void	setDAG(DAG dag)
void	setDAGRecoveryData(RecoveryParser.DAGRecoveryData dagRecoveryData)

Method Detail

getAppMaster

DAGAppMaster getAppMaster()

getAMConf

org.apache.hadoop.conf.Configuration getAMConf()

getApplicationID

org.apache.hadoop.yarn.api.records.ApplicationId getApplicationID()

getCurrentDAGID

org.apache.tez.dag.records.TezDAGID getCurrentDAGID()

getCumulativeCPUTime

long getCumulativeCPUTime()

getCumulativeGCTime

long getCumulativeGCTime()

getApplicationAttemptId

org.apache.hadoop.yarn.api.records.ApplicationAttemptId getApplicationAttemptId()

getApplicationName

String getApplicationName()

getApplicationACLs

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

getStartTime

long getStartTime()

getUser

String getUser()

getCurrentDAG

DAG getCurrentDAG()

getExecService

com.google.common.util.concurrent.ListeningExecutorService getExecService()

setDAG

void setDAG(DAG dag)

setDAGRecoveryData

void setDAGRecoveryData(RecoveryParser.DAGRecoveryData dagRecoveryData)

getAllDAGIDs

Set<String> getAllDAGIDs()

getEventHandler

org.apache.hadoop.yarn.event.EventHandler getEventHandler()

getClock

org.apache.hadoop.yarn.util.Clock getClock()

getClusterInfo

ClusterInfo getClusterInfo()

getAllContainers

AMContainerMap getAllContainers()

getNodeTracker

AMNodeTracker getNodeTracker()

getTaskScheduler

TaskSchedulerManager getTaskScheduler()

isSession

boolean isSession()

isLocal

boolean isLocal()

getAMState

DAGAppMasterState getAMState()

getHistoryHandler

HistoryEventHandler getHistoryHandler()

getCurrentRecoveryDir

org.apache.hadoop.fs.Path getCurrentRecoveryDir()

isRecoveryEnabled

boolean isRecoveryEnabled()

getAMACLManager

org.apache.tez.common.security.ACLManager getAMACLManager()

getLogDirs

String[] getLogDirs()

getLocalDirs

String[] getLocalDirs()

getAMUser

String getAMUser()

isAMInCompletionState

boolean isAMInCompletionState()

Whether the AM is in the process of shutting down/completing

getAppCredentials

org.apache.hadoop.security.Credentials getAppCredentials()

getTaskCommunicatorIdentifier

Integer getTaskCommunicatorIdentifier(String name)

getTaskScheduerIdentifier

Integer getTaskScheduerIdentifier(String name)

getContainerLauncherIdentifier

Integer getContainerLauncherIdentifier(String name)

getTaskCommunicatorName

String getTaskCommunicatorName(int taskCommId)

getTaskSchedulerName

String getTaskSchedulerName(int schedulerId)

getContainerLauncherName

String getContainerLauncherName(int launcherId)

getHadoopShim

org.apache.tez.hadoop.shim.HadoopShim getHadoopShim()

getDAGRecoveryData

RecoveryParser.DAGRecoveryData getDAGRecoveryData()