org.apache.flink.runtime.jobmaster.slotpool

类 DefaultAllocatedSlotPool

java.lang.Object

org.apache.flink.runtime.jobmaster.slotpool.DefaultAllocatedSlotPool

所有已实现的接口:

AllocatedSlotPool

public class DefaultAllocatedSlotPool
extends Object
implements AllocatedSlotPool

Default AllocatedSlotPool implementation.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlotPool

AllocatedSlotPool.AllocatedSlotsAndReservationStatus, AllocatedSlotPool.FreeSlotInfo

构造器概要

构造器

构造器和说明
DefaultAllocatedSlotPool()

方法概要

限定符和类型	方法和说明
void	addSlots(Collection<org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot> slots, long currentTime) Adds the given collection of slots to the slot pool.
boolean	containsFreeSlot(AllocationID allocationId) Checks whether the slot pool contains a slot with the given AllocationID and if it is free.
boolean	containsSlot(AllocationID allocationId) Checks whether the slot pool contains a slot with the given allocationId.
boolean	containsSlots(ResourceID owner) Checks whether the slot pool contains at least one slot belonging to the specified owner.
Optional<org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot>	freeReservedSlot(AllocationID allocationId, long currentTime) Frees the reserved slot, adding it back into the set of free slots.
Collection<? extends SlotInfo>	getAllSlotsInformation() Returns information about all slots in this pool.
Collection<AllocatedSlotPool.FreeSlotInfo>	getFreeSlotsInformation() Returns information about all currently free slots.
Optional<SlotInfo>	getSlotInformation(AllocationID allocationID) Returns slot information specified by the given allocationId.
Optional<org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot>	removeSlot(AllocationID allocationId) Removes the slot with the given allocationId from the slot pool.
AllocatedSlotPool.AllocatedSlotsAndReservationStatus	removeSlots(ResourceID owner) Removes all slots belonging to the owning TaskExecutor identified by owner.
org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot	reserveFreeSlot(AllocationID allocationId) Reserves the free slot specified by the given allocationId.

从类继承的方法 java.lang.Object

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

构造器详细资料

DefaultAllocatedSlotPool

public DefaultAllocatedSlotPool()

方法详细资料

addSlots

public void addSlots(Collection<org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot> slots,
                     long currentTime)

从接口复制的说明: AllocatedSlotPool

Adds the given collection of slots to the slot pool.

指定者:

addSlots 在接口中 AllocatedSlotPool

参数:

slots - slots to add to the slot pool

currentTime - currentTime when the slots have been added to the slot pool

removeSlot

public Optional<org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot> removeSlot(AllocationID allocationId)

从接口复制的说明: AllocatedSlotPool

Removes the slot with the given allocationId from the slot pool.

指定者:

removeSlot 在接口中 AllocatedSlotPool

参数:

allocationId - allocationId identifying the slot to remove from the slot pool

返回:

the removed slot if there was a slot with the given allocationId; otherwise Optional.empty()

removeSlots

public AllocatedSlotPool.AllocatedSlotsAndReservationStatus removeSlots(ResourceID owner)

从接口复制的说明: AllocatedSlotPool

Removes all slots belonging to the owning TaskExecutor identified by owner.

指定者:

removeSlots 在接口中 AllocatedSlotPool

参数:

owner - owner identifies the TaskExecutor whose slots shall be removed

返回:

the collection of removed slots and for each slot whether it was currently free

containsSlots

public boolean containsSlots(ResourceID owner)

从接口复制的说明: AllocatedSlotPool

Checks whether the slot pool contains at least one slot belonging to the specified owner.

指定者:

containsSlots 在接口中 AllocatedSlotPool

参数:

owner - owner for which to check whether the slot pool contains slots

返回:

true if the slot pool contains a slot from the given owner; otherwise false

containsSlot

public boolean containsSlot(AllocationID allocationId)

从接口复制的说明: AllocatedSlotPool

Checks whether the slot pool contains a slot with the given allocationId.

指定者:

containsSlot 在接口中 AllocatedSlotPool

参数:

allocationId - allocationId identifying the slot for which to check whether it is contained

返回:

true if the slot pool contains the slot with the given allocationId; otherwise false

containsFreeSlot

public boolean containsFreeSlot(AllocationID allocationId)

从接口复制的说明: AllocatedSlotPool

Checks whether the slot pool contains a slot with the given AllocationID and if it is free.

指定者:

containsFreeSlot 在接口中 AllocatedSlotPool

参数:

allocationId - allocationId specifies the slot to check for

返回:

true if the slot pool contains a free slot registered under the given allocation id; otherwise false

reserveFreeSlot

public org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot reserveFreeSlot(AllocationID allocationId)

从接口复制的说明: AllocatedSlotPool

Reserves the free slot specified by the given allocationId.

指定者:

reserveFreeSlot 在接口中 AllocatedSlotPool

参数:

allocationId - allocationId identifying the free slot to reserve

返回:

the AllocatedSlot which has been reserved

freeReservedSlot

public Optional<org.apache.flink.runtime.jobmaster.slotpool.AllocatedSlot> freeReservedSlot(AllocationID allocationId,
                                                                                            long currentTime)

从接口复制的说明: AllocatedSlotPool

Frees the reserved slot, adding it back into the set of free slots.

指定者:

freeReservedSlot 在接口中 AllocatedSlotPool

参数:

allocationId - identifying the reserved slot to freed

currentTime - currentTime when the slot has been freed

返回:

the freed AllocatedSlot if there was an allocated with the given allocationId; otherwise Optional.empty().

getSlotInformation

public Optional<SlotInfo> getSlotInformation(AllocationID allocationID)

从接口复制的说明: AllocatedSlotPool

Returns slot information specified by the given allocationId.

指定者:

getSlotInformation 在接口中 AllocatedSlotPool

返回:

the slot information if there was a slot with the given allocationId; otherwise Optional.empty()

getFreeSlotsInformation

public Collection<AllocatedSlotPool.FreeSlotInfo> getFreeSlotsInformation()

从接口复制的说明: AllocatedSlotPool

Returns information about all currently free slots.

指定者:

getFreeSlotsInformation 在接口中 AllocatedSlotPool

返回:

collection of free slot information

getAllSlotsInformation

public Collection<? extends SlotInfo> getAllSlotsInformation()

从接口复制的说明: AllocatedSlotPool

Returns information about all slots in this pool.

指定者:

getAllSlotsInformation 在接口中 AllocatedSlotPool

返回:

collection of all slot information