Package org.apache.flink.runtime.fs.hdfs

Class HadoopDataOutputStream

java.lang.Object

java.io.OutputStream

org.apache.flink.core.fs.FSDataOutputStream

org.apache.flink.runtime.fs.hdfs.HadoopDataOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class HadoopDataOutputStream
extends org.apache.flink.core.fs.FSDataOutputStream

Concrete implementation of the FSDataOutputStream for Hadoop's input streams. This supports all file systems supported by Hadoop, such as HDFS and S3 (S3a/S3n).

Constructor Summary

Constructors

Constructor	Description
HadoopDataOutputStream(org.apache.hadoop.fs.FSDataOutputStream fdos)

Method Summary

Modifier and Type	Method	Description
void	close()
void	flush()
org.apache.hadoop.fs.FSDataOutputStream	getHadoopOutputStream()	Gets the wrapped Hadoop output stream.
long	getPos()
void	sync()
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class java.io.OutputStream

nullOutputStream, write

Methods inherited from class java.lang.Object

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

Constructor Details

HadoopDataOutputStream

public HadoopDataOutputStream(org.apache.hadoop.fs.FSDataOutputStream fdos)

Method Details

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b,
 int off,
 int len)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class org.apache.flink.core.fs.FSDataOutputStream

Throws:

IOException

getPos

public long getPos()
            throws IOException

Specified by:

getPos in class org.apache.flink.core.fs.FSDataOutputStream

Throws:

IOException

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Specified by:

flush in class org.apache.flink.core.fs.FSDataOutputStream

Throws:

IOException

sync

public void sync()
          throws IOException

Specified by:

sync in class org.apache.flink.core.fs.FSDataOutputStream

Throws:

IOException

getHadoopOutputStream

public org.apache.hadoop.fs.FSDataOutputStream getHadoopOutputStream()

Gets the wrapped Hadoop output stream.

Returns:

The wrapped Hadoop output stream.