org.apache.flink.runtime.taskmanager

Class TaskExecutionState

java.lang.Object

org.apache.flink.runtime.taskmanager.TaskExecutionState

All Implemented Interfaces:

Serializable, IOReadableWritable

public class TaskExecutionState
extends Object
implements IOReadableWritable, Serializable

This class represents an update about a task's execution state.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
TaskExecutionState() Creates an empty task execution state.
TaskExecutionState(JobID jobID, ExecutionAttemptID executionId, ExecutionState executionState)
TaskExecutionState(JobID jobID, ExecutionAttemptID executionId, ExecutionState executionState, Throwable error) Creates a new task execution state.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Throwable	getError()
ExecutionState	getExecutionState() Returns the new execution state of the task.
ExecutionAttemptID	getID() Returns the ID of the task this result belongs to
JobID	getJobID() The ID of the job the task belongs to
int	hashCode()
void	read(DataInputView in)
String	toString()
void	write(DataOutputView out)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

TaskExecutionState

public TaskExecutionState(JobID jobID,
                  ExecutionAttemptID executionId,
                  ExecutionState executionState)

TaskExecutionState

public TaskExecutionState(JobID jobID,
                  ExecutionAttemptID executionId,
                  ExecutionState executionState,
                  Throwable error)

Creates a new task execution state.

Parameters:

jobID - the ID of the job the task belongs to

executionId - the ID of the task execution whose state is to be reported

executionState - the execution state to be reported

error - an optional error

TaskExecutionState

public TaskExecutionState()

Creates an empty task execution state.

Method Detail

getError

public Throwable getError()

getID

public ExecutionAttemptID 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

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object