Module org.jruby.base

Package org.jruby.util.io

Class SeekableByteChannelImpl

java.lang.Object

java.nio.channels.spi.AbstractInterruptibleChannel

org.jruby.util.io.SeekableByteChannelImpl

All Implemented Interfaces:

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

public final class SeekableByteChannelImpl
extends AbstractInterruptibleChannel
implements ReadableByteChannel, SeekableByteChannel

Seekable byte channel impl over a byte array stream.

Author:

kares

Constructor Summary

Constructors

Constructor	Description
SeekableByteChannelImpl(ByteArrayInputStream in)

Method Summary

Modifier and Type	Method	Description
protected void	implCloseChannel()
long	position()
SeekableByteChannel	position(long newPosition)
int	read(ByteBuffer target)
long	size()
SeekableByteChannel	truncate(long size)
int	write(ByteBuffer src)

Methods inherited from class java.nio.channels.spi.AbstractInterruptibleChannel

begin, close, end, isOpen

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.nio.channels.Channel

isOpen

Constructor Details

SeekableByteChannelImpl

public SeekableByteChannelImpl(ByteArrayInputStream in)

Method Details

read

public int read(ByteBuffer target)
         throws IOException

Specified by:

read in interface ReadableByteChannel

Specified by:

read in interface SeekableByteChannel

Throws:

IOException

implCloseChannel

protected void implCloseChannel()
                         throws IOException

Specified by:

implCloseChannel in class AbstractInterruptibleChannel

Throws:

IOException

position

public long position()

Specified by:

position in interface SeekableByteChannel

position

public SeekableByteChannel position(long newPosition)
                             throws IOException

Specified by:

position in interface SeekableByteChannel

Throws:

IOException

size

public long size()

Specified by:

size in interface SeekableByteChannel

truncate

public SeekableByteChannel truncate(long size)
                             throws IOException

Specified by:

truncate in interface SeekableByteChannel

Throws:

IOException

write

public int write(ByteBuffer src)
          throws IOException

Specified by:

write in interface SeekableByteChannel

Specified by:

write in interface WritableByteChannel

Throws:

IOException