com.nothome.delta
Class RandomAccessFileSeekableSource

java.lang.Object
  com.nothome.delta.RandomAccessFileSeekableSource

All Implemented Interfaces:

SeekableSource, Closeable

public class RandomAccessFileSeekableSource
extends Object
implements SeekableSource

Wraps a random access file.

Constructor Summary

RandomAccessFileSeekableSource(RandomAccessFile raf)
Constructs a new RandomAccessFileSeekableSource.

Method Summary

void	close()
long	length()
int	read(byte[] b, int off, int len)
int	read(ByteBuffer bb) Reads up to Buffer.remaining() bytes from the source, returning the number of bytes read, or -1 if no bytes were read and EOF was reached.
void	seek(long pos) Sets the position for the next SeekableSource.read(ByteBuffer).

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomAccessFileSeekableSource

public RandomAccessFileSeekableSource(RandomAccessFile raf)

Constructs a new RandomAccessFileSeekableSource.

Parameters:

raf -

Method Detail

seek

public void seek(long pos)
          throws IOException

Description copied from interface: SeekableSource

Sets the position for the next SeekableSource.read(ByteBuffer).

Specified by:

seek in interface SeekableSource

Throws:

IOException

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

Throws:

IOException

length

public long length()
            throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Throws:

IOException

read

public int read(ByteBuffer bb)
         throws IOException

Description copied from interface: SeekableSource

Reads up to Buffer.remaining() bytes from the source, returning the number of bytes read, or -1 if no bytes were read and EOF was reached.

Specified by:

read in interface SeekableSource

Throws:

IOException