org.apache.tez.dag.app.dag

Interface TaskAttempt

All Known Implementing Classes:

TaskAttemptImpl

public interface TaskAttempt

Read only view of TaskAttempt.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	TaskAttempt.TaskAttemptStatus

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.hadoop.yarn.api.records.Container	getAssignedContainer()
org.apache.hadoop.yarn.api.records.ContainerId	getAssignedContainerID()
String	getAssignedContainerMgrAddress()
org.apache.tez.common.counters.TezCounters	getCounters()
org.apache.tez.dag.records.TezDAGID	getDAGID()
List<String>	getDiagnostics()
long	getFinishTime()
org.apache.tez.dag.records.TezTaskAttemptID	getID()
long	getLaunchTime()
String	getNodeHttpAddress()
org.apache.hadoop.yarn.api.records.NodeId	getNodeId()
String	getNodeRackName()
float	getProgress()
TaskAttemptReport	getReport()
TaskAttemptState	getState()
TaskAttemptState	getStateNoLock()
Task	getTask()
org.apache.tez.dag.records.TezTaskID	getTaskID()
org.apache.tez.dag.records.TezVertexID	getVertexID()
boolean	isFinished() Has attempt reached the final state or not.
TaskAttemptState	restoreFromEvent(HistoryEvent event)

Method Detail

getID

org.apache.tez.dag.records.TezTaskAttemptID getID()

getTaskID

org.apache.tez.dag.records.TezTaskID getTaskID()

getVertexID

org.apache.tez.dag.records.TezVertexID getVertexID()

getDAGID

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

getReport

TaskAttemptReport getReport()

getDiagnostics

List<String> getDiagnostics()

getCounters

org.apache.tez.common.counters.TezCounters getCounters()

getProgress

float getProgress()

getState

TaskAttemptState getState()

getStateNoLock

TaskAttemptState getStateNoLock()

isFinished

boolean isFinished()

Has attempt reached the final state or not.

Returns:

true if it has finished, else false

getAssignedContainerID

org.apache.hadoop.yarn.api.records.ContainerId getAssignedContainerID()

Returns:

the container ID if a container is assigned, otherwise null.

getAssignedContainer

org.apache.hadoop.yarn.api.records.Container getAssignedContainer()

Returns:

the container if assigned, otherwise null

getAssignedContainerMgrAddress

String getAssignedContainerMgrAddress()

Returns:

container mgr address if a container is assigned, otherwise null.

getNodeId

org.apache.hadoop.yarn.api.records.NodeId getNodeId()

Returns:

node's id if a container is assigned, otherwise null.

getNodeHttpAddress

String getNodeHttpAddress()

Returns:

node's http address if a container is assigned, otherwise null.

getNodeRackName

String getNodeRackName()

Returns:

node's rack name if a container is assigned, otherwise null.

getLaunchTime

long getLaunchTime()

Returns:

time at which container is launched. If container is not launched yet, returns 0.

getFinishTime

long getFinishTime()

Returns:

attempt's finish time. If attempt is not finished yet, returns 0.

getTask

Task getTask()

restoreFromEvent

TaskAttemptState restoreFromEvent(HistoryEvent event)