com.spectralogic.ds3client.helpers.channels

Class RangedSeekableByteChannel

java.lang.Object

com.spectralogic.ds3client.helpers.channels.RangedSeekableByteChannel

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.nio.channels.ByteChannel, java.nio.channels.Channel, java.nio.channels.ReadableByteChannel, java.nio.channels.SeekableByteChannel, java.nio.channels.WritableByteChannel

public class RangedSeekableByteChannel
extends java.lang.Object
implements java.nio.channels.SeekableByteChannel

Constructor Summary

Constructors

Constructor and Description
RangedSeekableByteChannel(java.nio.channels.SeekableByteChannel byteChannel, com.google.common.collect.ImmutableMultimap<BulkObject,Range> ranges, java.lang.String name)

Method Summary

Modifier and Type	Method and Description
void	close()
boolean	isOpen()
long	position()
java.nio.channels.SeekableByteChannel	position(long newPosition)
int	read(java.nio.ByteBuffer dst)
long	size()
java.nio.channels.SeekableByteChannel	truncate(long size)
static RangedSeekableByteChannel	wrap(java.nio.channels.SeekableByteChannel byteChannel, com.google.common.collect.ImmutableMultimap<BulkObject,Range> ranges, java.lang.String name)
int	write(java.nio.ByteBuffer src)

Methods inherited from class java.lang.Object

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

Constructor Detail

RangedSeekableByteChannel

public RangedSeekableByteChannel(java.nio.channels.SeekableByteChannel byteChannel,
                                 com.google.common.collect.ImmutableMultimap<BulkObject,Range> ranges,
                                 java.lang.String name)
                          throws java.io.IOException

Throws:

java.io.IOException

Method Detail

wrap

public static RangedSeekableByteChannel wrap(java.nio.channels.SeekableByteChannel byteChannel,
                                             com.google.common.collect.ImmutableMultimap<BulkObject,Range> ranges,
                                             java.lang.String name)
                                      throws java.io.IOException

Throws:

java.io.IOException

read

public int read(java.nio.ByteBuffer dst)
         throws java.io.IOException

Specified by:

read in interface java.nio.channels.ReadableByteChannel

Specified by:

read in interface java.nio.channels.SeekableByteChannel

Throws:

java.io.IOException

write

public int write(java.nio.ByteBuffer src)
          throws java.io.IOException

Specified by:

write in interface java.nio.channels.SeekableByteChannel

Specified by:

write in interface java.nio.channels.WritableByteChannel

Throws:

java.io.IOException

position

public long position()
              throws java.io.IOException

Specified by:

position in interface java.nio.channels.SeekableByteChannel

Throws:

java.io.IOException

position

public java.nio.channels.SeekableByteChannel position(long newPosition)
                                               throws java.io.IOException

Specified by:

position in interface java.nio.channels.SeekableByteChannel

Throws:

java.io.IOException

size

public long size()
          throws java.io.IOException

Specified by:

size in interface java.nio.channels.SeekableByteChannel

Throws:

java.io.IOException

truncate

public java.nio.channels.SeekableByteChannel truncate(long size)
                                               throws java.io.IOException

Specified by:

truncate in interface java.nio.channels.SeekableByteChannel

Throws:

java.io.IOException

isOpen

public boolean isOpen()

Specified by:

isOpen in interface java.nio.channels.Channel

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.nio.channels.Channel

Throws:

java.io.IOException