org.apache.hadoop.hbase.io

Class ByteBufferOutputStream

java.lang.Object

java.io.OutputStream

org.apache.hadoop.hbase.io.ByteBufferOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

@InterfaceAudience.Public
@InterfaceStability.Evolving
public class ByteBufferOutputStream
extends OutputStream

Not thread safe!

Field Summary

Fields

Modifier and Type	Field and Description
protected ByteBuffer	buf

Constructor Summary

Constructors

Constructor and Description
ByteBufferOutputStream(int capacity)
ByteBufferOutputStream(int capacity, boolean useDirectByteBuffer)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
void	flush()
ByteBuffer	getByteBuffer() This flips the underlying BB so be sure to use it _last_!
int	size()
byte[]	toByteArray(int offset, int length)
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)
void	writeTo(OutputStream out) Writes the complete contents of this byte buffer output stream to the specified output stream argument.

Methods inherited from class java.lang.Object

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

Field Detail

buf

protected ByteBuffer buf

Constructor Detail

ByteBufferOutputStream

public ByteBufferOutputStream(int capacity)

ByteBufferOutputStream

public ByteBufferOutputStream(int capacity,
                      boolean useDirectByteBuffer)

Method Detail

size

public int size()

getByteBuffer

public ByteBuffer getByteBuffer()

This flips the underlying BB so be sure to use it _last_!

Returns:

ByteBuffer

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

writeTo

public void writeTo(OutputStream out)
             throws IOException

Writes the complete contents of this byte buffer output stream to the specified output stream argument.

Parameters:

out - the output stream to which to write the data.

Throws:

IOException - if an I/O error occurs.

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

toByteArray

public byte[] toByteArray(int offset,
                 int length)