org.apache.hadoop.fs.aliyun.oss

Class AliyunOSSBlockOutputStream

java.lang.Object

java.io.OutputStream

org.apache.hadoop.fs.aliyun.oss.AliyunOSSBlockOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

public class AliyunOSSBlockOutputStream
extends OutputStream

Asynchronous multi-part based uploading mechanism to support huge file which is larger than 5GB. Data will be buffered on local disk, then uploaded to OSS in close() method.

Constructor Summary

Constructors

Constructor and Description
AliyunOSSBlockOutputStream(org.apache.hadoop.conf.Configuration conf, AliyunOSSFileSystemStore store, String key, Long blockSize, ExecutorService executorService)

Method Summary

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

Methods inherited from class java.io.OutputStream

write

Methods inherited from class java.lang.Object

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

Constructor Detail

AliyunOSSBlockOutputStream

public AliyunOSSBlockOutputStream(org.apache.hadoop.conf.Configuration conf,
                                  AliyunOSSFileSystemStore store,
                                  String key,
                                  Long blockSize,
                                  ExecutorService executorService)
                           throws IOException

Throws:

IOException

Method Detail

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

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