org.jcodec.common.io

Class ByteBufferSeekableByteChannel

java.lang.Object

org.jcodec.common.io.ByteBufferSeekableByteChannel

All Implemented Interfaces:

Closeable, AutoCloseable, ByteChannel, Channel, ReadableByteChannel, WritableByteChannel, SeekableByteChannel

public class ByteBufferSeekableByteChannel
extends Object
implements SeekableByteChannel

This class is part of JCodec ( www.jcodec.org ) This software is distributed under FreeBSD License Implements a seekable byte channel that wraps a byte buffer

Author:

The JCodec project

Constructor Summary

Constructors

Constructor and Description
ByteBufferSeekableByteChannel(ByteBuffer backing, int contentLength)

Method Summary

Modifier and Type	Method and Description
void	close()
ByteBuffer	getContents()
boolean	isOpen()
long	position()
int	read(ByteBuffer dst)
static ByteBufferSeekableByteChannel	readFromByteBuffer(ByteBuffer buf)
SeekableByteChannel	setPosition(long newPosition)
long	size()
SeekableByteChannel	truncate(long size)
int	write(ByteBuffer src)
static ByteBufferSeekableByteChannel	writeToByteBuffer(ByteBuffer buf)

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteBufferSeekableByteChannel

public ByteBufferSeekableByteChannel(ByteBuffer backing,
                                     int contentLength)

Method Detail

writeToByteBuffer

public static ByteBufferSeekableByteChannel writeToByteBuffer(ByteBuffer buf)

readFromByteBuffer

public static ByteBufferSeekableByteChannel readFromByteBuffer(ByteBuffer buf)

isOpen

public boolean isOpen()

Specified by:

isOpen in interface Channel

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Channel

Throws:

IOException

read

public int read(ByteBuffer dst)
         throws IOException

Specified by:

read in interface ReadableByteChannel

Throws:

IOException

write

public int write(ByteBuffer src)
          throws IOException

Specified by:

write in interface WritableByteChannel

Throws:

IOException

position

public long position()
              throws IOException

Specified by:

position in interface SeekableByteChannel

Throws:

IOException

setPosition

public SeekableByteChannel setPosition(long newPosition)
                                throws IOException

Specified by:

setPosition in interface SeekableByteChannel

Throws:

IOException

size

public long size()
          throws IOException

Specified by:

size in interface SeekableByteChannel

Throws:

IOException

truncate

public SeekableByteChannel truncate(long size)
                             throws IOException

Specified by:

truncate in interface SeekableByteChannel

Throws:

IOException

getContents

public ByteBuffer getContents()