org.apache.flink.runtime.instance

Class SimpleSlot

java.lang.Object

org.apache.flink.runtime.instance.Slot

org.apache.flink.runtime.instance.SimpleSlot

public class SimpleSlot
extends Slot

Class which represents a single slot on a machine or within a shared slot. If this slot is part of a [[SharedSlot]], then its parent attribute is set to this instance. If not, then the parent attribute is null. IMPORTANT: This class has no synchronization. Thus it has to be synchronized by the calling object.

Field Summary

Fields inherited from class org.apache.flink.runtime.instance.Slot

ALLOCATED_AND_ALIVE, CANCELLED, instance, jobID, RELEASED, slotNumber, status, STATUS_UPDATER

Constructor Summary

Constructors

Constructor and Description
SimpleSlot(JobID jobID, Instance instance, int slotNumber, SharedSlot parent, AbstractID groupID)

Method Summary

Methods

Modifier and Type	Method and Description
void	cancel()
Execution	getExecution()
Locality	getLocality()
int	getNumberLeaves()
void	releaseSlot()
boolean	setExecutedVertex(Execution executedVertex)
void	setLocality(Locality locality)
String	toString()

Methods inherited from class org.apache.flink.runtime.instance.Slot

getGroupID, getInstance, getJobID, getParent, getRoot, getSlotNumber, hierarchy, isAlive, isCanceled, isDead, isDisposed, isReleased, markCancelled, markDead, markDisposed, markReleased

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleSlot

public SimpleSlot(JobID jobID,
          Instance instance,
          int slotNumber,
          SharedSlot parent,
          AbstractID groupID)

Method Detail

getNumberLeaves

public int getNumberLeaves()

Specified by:

getNumberLeaves in class Slot

getExecution

public Execution getExecution()

getLocality

public Locality getLocality()

setLocality

public void setLocality(Locality locality)

setExecutedVertex

public boolean setExecutedVertex(Execution executedVertex)

cancel

public void cancel()

Specified by:

cancel in class Slot

releaseSlot

public void releaseSlot()

Specified by:

releaseSlot in class Slot

toString

public String toString()

Overrides:

toString in class Slot