org.apache.flink.runtime.io.disk.iomanager

类 AsynchronousBufferFileSegmentReader

java.lang.Object

org.apache.flink.runtime.io.disk.iomanager.AbstractFileIOChannel

org.apache.flink.runtime.io.disk.iomanager.AsynchronousFileIOChannel<FileSegment,org.apache.flink.runtime.io.disk.iomanager.ReadRequest>

org.apache.flink.runtime.io.disk.iomanager.AsynchronousBufferFileSegmentReader

所有已实现的接口:

BufferFileSegmentReader, FileIOChannel

public class AsynchronousBufferFileSegmentReader
extends AsynchronousFileIOChannel<FileSegment,org.apache.flink.runtime.io.disk.iomanager.ReadRequest>
implements BufferFileSegmentReader

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.runtime.io.disk.iomanager.FileIOChannel

FileIOChannel.Enumerator, FileIOChannel.ID

字段概要

从类继承的字段 org.apache.flink.runtime.io.disk.iomanager.AsynchronousFileIOChannel

closed, closeLock, exception, requestQueue, requestsNotReturned, resultHandler

从类继承的字段 org.apache.flink.runtime.io.disk.iomanager.AbstractFileIOChannel

fileChannel, id, LOG

构造器概要

构造器

限定符	构造器和说明
protected	AsynchronousBufferFileSegmentReader(FileIOChannel.ID channelID, RequestQueue<org.apache.flink.runtime.io.disk.iomanager.ReadRequest> requestQueue, RequestDoneCallback<FileSegment> callback)

方法概要

限定符和类型	方法和说明
boolean	hasReachedEndOfFile()
void	read()
void	seekTo(long position)

从类继承的方法 org.apache.flink.runtime.io.disk.iomanager.AsynchronousFileIOChannel

addRequest, checkErroneous, close, closeAndDelete, handleProcessedBuffer, isClosed, registerAllRequestsProcessedListener

从类继承的方法 org.apache.flink.runtime.io.disk.iomanager.AbstractFileIOChannel

deleteChannel, getChannelID, getNioFileChannel, getSize

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.flink.runtime.io.disk.iomanager.FileIOChannel

close, closeAndDelete, deleteChannel, getChannelID, getNioFileChannel, getSize, isClosed

构造器详细资料

AsynchronousBufferFileSegmentReader

protected AsynchronousBufferFileSegmentReader(FileIOChannel.ID channelID,
                                              RequestQueue<org.apache.flink.runtime.io.disk.iomanager.ReadRequest> requestQueue,
                                              RequestDoneCallback<FileSegment> callback)
                                       throws IOException

抛出:

IOException

方法详细资料

read

public void read()
          throws IOException

指定者:

read 在接口中 BufferFileSegmentReader

抛出:

IOException

seekTo

public void seekTo(long position)
            throws IOException

指定者:

seekTo 在接口中 BufferFileSegmentReader

抛出:

IOException

hasReachedEndOfFile

public boolean hasReachedEndOfFile()

指定者:

hasReachedEndOfFile 在接口中 BufferFileSegmentReader