org.apache.hadoop.fs

类 FSDataOutputStream

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

java.io.DataOutputStream

org.apache.hadoop.fs.FSDataOutputStream

所有已实现的接口:

Closeable, DataOutput, Flushable, AutoCloseable, Syncable

public class FSDataOutputStream
extends DataOutputStream
implements Syncable

Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.

字段概要

从类继承的字段 java.io.DataOutputStream

written

从类继承的字段 java.io.FilterOutputStream

out

构造器概要

构造器

构造器和说明
FSDataOutputStream(OutputStream out) 已过时。
FSDataOutputStream(OutputStream out, FileSystem.Statistics stats)
FSDataOutputStream(OutputStream out, FileSystem.Statistics stats, long startPosition)

方法概要

方法

限定符和类型	方法和说明
void	close()
long	getPos()
OutputStream	getWrappedStream()
void	sync() Synchronize all buffer with the underlying devices.

从类继承的方法 java.io.DataOutputStream

flush, size, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

从类继承的方法 java.io.FilterOutputStream

write

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 java.io.DataOutput

write

构造器详细资料

FSDataOutputStream

@Deprecated
public FSDataOutputStream(OutputStream out)
                   throws IOException

已过时。

抛出:

IOException

FSDataOutputStream

public FSDataOutputStream(OutputStream out,
                  FileSystem.Statistics stats)
                   throws IOException

抛出:

IOException

FSDataOutputStream

public FSDataOutputStream(OutputStream out,
                  FileSystem.Statistics stats,
                  long startPosition)
                   throws IOException

抛出:

IOException

方法详细资料

getPos

public long getPos()
            throws IOException

抛出:

IOException

close

public void close()
           throws IOException

指定者:

close 在接口中 Closeable

指定者:

close 在接口中 AutoCloseable

覆盖:

close 在类中 FilterOutputStream

抛出:

IOException

getWrappedStream

public OutputStream getWrappedStream()

sync

public void sync()
          throws IOException

Synchronize all buffer with the underlying devices.

指定者:

sync 在接口中 Syncable

抛出:

IOException