org.apache.flink.runtime.taskexecutor

Interface ShuffleDescriptorsCache

All Known Implementing Classes:

DefaultShuffleDescriptorsCache

public interface ShuffleDescriptorsCache

Cache of shuffle descriptors in TaskExecutor.

Method Summary

Modifier and Type	Method and Description
void	clear() clear all cache.
void	clearCacheForJob(org.apache.flink.api.common.JobID jobId) Clear all cache for the Job.
TaskDeploymentDescriptorFactory.ShuffleDescriptorGroup	get(PermanentBlobKey blobKey) Get shuffle descriptor group in cache.
void	put(org.apache.flink.api.common.JobID jobId, PermanentBlobKey blobKey, TaskDeploymentDescriptorFactory.ShuffleDescriptorGroup shuffleDescriptorGroup) Put shuffle descriptor group to cache.

Method Detail

clear

void clear()

clear all cache.

get

TaskDeploymentDescriptorFactory.ShuffleDescriptorGroup get(PermanentBlobKey blobKey)

Get shuffle descriptor group in cache.

Parameters:

blobKey - identify the shuffle descriptor group

Returns:

shuffle descriptor group in cache if exists, otherwise null

put

void put(org.apache.flink.api.common.JobID jobId,
         PermanentBlobKey blobKey,
         TaskDeploymentDescriptorFactory.ShuffleDescriptorGroup shuffleDescriptorGroup)

Put shuffle descriptor group to cache.

Parameters:

jobId - of job

blobKey - identify the shuffle descriptor group

shuffleDescriptorGroup - shuffle descriptor group to cache

clearCacheForJob

void clearCacheForJob(org.apache.flink.api.common.JobID jobId)

Clear all cache for the Job.

Parameters:

jobId - of job