org.apache.flink.runtime.io.network.partition.hybrid

类 HsFileDataManager

java.lang.Object

org.apache.flink.runtime.io.network.partition.hybrid.HsFileDataManager

所有已实现的接口:

Runnable, BufferRecycler

@ThreadSafe
public class HsFileDataManager
extends Object
implements Runnable, BufferRecycler

File data manager for HsResultPartition, which schedules HsSubpartitionFileReaderImpl for loading data w.r.t. their offset in the file.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.runtime.io.network.buffer.BufferRecycler

BufferRecycler.DummyBufferRecycler

构造器概要

构造器

构造器和说明
HsFileDataManager(BatchShuffleReadBufferPool bufferPool, ScheduledExecutorService ioExecutor, HsFileDataIndex dataIndex, Path dataFilePath, HsSubpartitionFileReader.Factory fileReaderFactory, HybridShuffleConfiguration hybridShuffleConfiguration)

方法概要

限定符和类型	方法和说明
void	deleteShuffleFile()
void	recycle(org.apache.flink.core.memory.MemorySegment segment) Recycles the MemorySegment to its original BufferPool instance.
HsDataView	registerNewSubpartition(int subpartitionId, HsSubpartitionViewInternalOperations operation) This method only called by result partition to create subpartitionFileReader.
void	release() Releases this file data manager and delete shuffle data after all readers is removed.
void	releaseSubpartitionReader(HsSubpartitionFileReader subpartitionFileReader) Release specific HsSubpartitionFileReader from HsFileDataManager.
void	run()
void	setup() Setup read buffer pool.

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

HsFileDataManager

public HsFileDataManager(BatchShuffleReadBufferPool bufferPool,
                         ScheduledExecutorService ioExecutor,
                         HsFileDataIndex dataIndex,
                         Path dataFilePath,
                         HsSubpartitionFileReader.Factory fileReaderFactory,
                         HybridShuffleConfiguration hybridShuffleConfiguration)

方法详细资料

setup

public void setup()

Setup read buffer pool.

run

public void run()

指定者:

run 在接口中 Runnable

registerNewSubpartition

public HsDataView registerNewSubpartition(int subpartitionId,
                                          HsSubpartitionViewInternalOperations operation)
                                   throws IOException

This method only called by result partition to create subpartitionFileReader.

抛出:

IOException

deleteShuffleFile

public void deleteShuffleFile()

releaseSubpartitionReader

public void releaseSubpartitionReader(HsSubpartitionFileReader subpartitionFileReader)

Release specific HsSubpartitionFileReader from HsFileDataManager.

参数:

subpartitionFileReader - to release.

release

public void release()

Releases this file data manager and delete shuffle data after all readers is removed.

recycle

public void recycle(org.apache.flink.core.memory.MemorySegment segment)

从接口复制的说明: BufferRecycler

Recycles the MemorySegment to its original BufferPool instance.

指定者:

recycle 在接口中 BufferRecycler

参数:

segment - The memory segment to be recycled.