org.apache.flink.runtime.taskmanager

Class TaskExecutionState

java.lang.Object

org.apache.flink.runtime.taskmanager.TaskExecutionState

All Implemented Interfaces:

IOReadableWritable

public class TaskExecutionState
extends Object
implements IOReadableWritable

This class can be used to propagate updates about a task's execution state from the task manager to the job manager.

Constructor Summary

Constructors

Constructor and Description
TaskExecutionState() Creates an empty task execution state.
TaskExecutionState(JobID jobID, ExecutionVertexID id, ExecutionState executionState, String description) Creates a new task execution state.

Method Summary

Methods

Modifier and Type	Method and Description
String	getDescription() Returns the description of this task execution state.
ExecutionState	getExecutionState() Returns the new execution state of the task.
ExecutionVertexID	getID() Returns the ID of the task this result belongs to
JobID	getJobID() The ID of the job the task belongs to
void	read(DataInputView in)
void	write(DataOutputView out)

Methods inherited from class java.lang.Object

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

Constructor Detail

TaskExecutionState

public TaskExecutionState(JobID jobID,
                  ExecutionVertexID id,
                  ExecutionState executionState,
                  String description)

Creates a new task execution state.

Parameters:

jobID - the ID of the job the task belongs to

id - the ID of the task whose state is to be reported

executionState - the execution state to be reported

description - an optional description

TaskExecutionState

public TaskExecutionState()

Creates an empty task execution state.

Method Detail

getDescription

public String getDescription()

Returns the description of this task execution state.

Returns:

the description of this task execution state or null if there is no description available

getID

public ExecutionVertexID getID()

Returns the ID of the task this result belongs to

Returns:

the ID of the task this result belongs to

getExecutionState

public ExecutionState getExecutionState()

Returns the new execution state of the task.

Returns:

the new execution state of the task

getJobID

public JobID getJobID()

The ID of the job the task belongs to

Returns:

the ID of the job the task belongs to

read

public void read(DataInputView in)
          throws IOException

Specified by:

read in interface IOReadableWritable

Throws:

IOException

write

public void write(DataOutputView out)
           throws IOException

Specified by:

write in interface IOReadableWritable

Throws:

IOException