org.apache.flink.runtime.resourcemanager.slotmanager

Class TaskManagerSlot

java.lang.Object

org.apache.flink.runtime.resourcemanager.slotmanager.TaskManagerSlot

All Implemented Interfaces:

TaskManagerSlotInformation

public class TaskManagerSlot
extends Object
implements TaskManagerSlotInformation

A TaskManagerSlot represents a slot located in a TaskManager. It has a unique identification and resource profile associated.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TaskManagerSlot.State State of the TaskManagerSlot.

Constructor Summary

Constructors

Constructor and Description
TaskManagerSlot(SlotID slotId, ResourceProfile resourceProfile, TaskExecutorConnection taskManagerConnection)

Method Summary

Modifier and Type	Method and Description
void	assignPendingSlotRequest(PendingSlotRequest pendingSlotRequest)
void	clearPendingSlotRequest()
void	completeAllocation(AllocationID allocationId, JobID jobId)
void	freeSlot()
AllocationID	getAllocationId()
PendingSlotRequest	getAssignedSlotRequest()
InstanceID	getInstanceId()
JobID	getJobId()
ResourceProfile	getResourceProfile() Get resource profile of this slot.
SlotID	getSlotId()
TaskManagerSlot.State	getState()
TaskExecutorConnection	getTaskManagerConnection()
boolean	isMatchingRequirement(ResourceProfile required) Check whether required resource profile can be matched by this slot.
void	updateAllocation(AllocationID allocationId, JobID jobId)

Methods inherited from class java.lang.Object

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

Constructor Detail

TaskManagerSlot

public TaskManagerSlot(SlotID slotId,
                       ResourceProfile resourceProfile,
                       TaskExecutorConnection taskManagerConnection)

Method Detail

getState

public TaskManagerSlot.State getState()

getSlotId

public SlotID getSlotId()

Specified by:

getSlotId in interface TaskManagerSlotInformation

getResourceProfile

public ResourceProfile getResourceProfile()

Description copied from interface: TaskManagerSlotInformation

Get resource profile of this slot.

Specified by:

getResourceProfile in interface TaskManagerSlotInformation

Returns:

resource profile of this slot

getTaskManagerConnection

public TaskExecutorConnection getTaskManagerConnection()

getAllocationId

public AllocationID getAllocationId()

getJobId

@Nullable
public JobID getJobId()

getAssignedSlotRequest

public PendingSlotRequest getAssignedSlotRequest()

getInstanceId

public InstanceID getInstanceId()

Specified by:

getInstanceId in interface TaskManagerSlotInformation

freeSlot

public void freeSlot()

clearPendingSlotRequest

public void clearPendingSlotRequest()

assignPendingSlotRequest

public void assignPendingSlotRequest(PendingSlotRequest pendingSlotRequest)

completeAllocation

public void completeAllocation(AllocationID allocationId,
                               JobID jobId)

updateAllocation

public void updateAllocation(AllocationID allocationId,
                             JobID jobId)

isMatchingRequirement

public boolean isMatchingRequirement(ResourceProfile required)

Check whether required resource profile can be matched by this slot.

Specified by:

isMatchingRequirement in interface TaskManagerSlotInformation

Parameters:

required - The required resource profile

Returns:

true if requirement can be matched