alluxio.underfs.s3

Class S3OutputStream

java.lang.Object

java.io.OutputStream

alluxio.underfs.s3.S3OutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

@NotThreadSafe
public class S3OutputStream
extends OutputStream

A stream for writing a file into S3. The data will be persisted to a temporary directory on the local disk and copied as a complete file when the close() method is called.

Constructor Summary

Constructors

Constructor and Description
S3OutputStream(String bucketName, String key, org.jets3t.service.S3Service client) Constructs a new stream for writing a file.

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
void	flush()
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class java.lang.Object

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

Constructor Detail

S3OutputStream

public S3OutputStream(String bucketName,
              String key,
              org.jets3t.service.S3Service client)
               throws IOException

Constructs a new stream for writing a file.

Parameters:

bucketName - the name of the bucket

key - the key of the file

client - the JetS3t client

Throws:

IOException - when a non-Alluxio related error occurs

Method Detail

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b)
           throws IOException

Overrides:

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

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class OutputStream

Throws:

IOException