com.github.junrar.io
Class ReadOnlyAccessByteArray

java.lang.Object
  com.github.junrar.io.ReadOnlyAccessByteArray

All Implemented Interfaces:

IReadOnlyAccess

public class ReadOnlyAccessByteArray
extends Object
implements IReadOnlyAccess

A File like access to a byte array. (seek and read certain number of bytes)

Version:

$LastChangedRevision$

Author:

$LastChangedBy$

Constructor Summary

ReadOnlyAccessByteArray(byte[] file)
Initialize with byte[ ]

Method Summary

void	close() Close this file.
long	getPosition()
int	read() Read a single byte of data.
int	read(byte[] buffer, int off, int count) Read up to count bytes to the specified buffer.
int	readFully(byte[] buffer, int count) Read exactly count bytes to the specified buffer.
void	setPosition(long pos)

Methods inherited from class java.lang.Object

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

Constructor Detail

ReadOnlyAccessByteArray

public ReadOnlyAccessByteArray(byte[] file)

Initialize with byte[ ]

Parameters:

file - the file given as byte array

Method Detail

getPosition

public long getPosition()
                 throws IOException

Specified by:

getPosition in interface IReadOnlyAccess

Returns:

the current position in the file

Throws:

IOException

setPosition

public void setPosition(long pos)
                 throws IOException

Specified by:

setPosition in interface IReadOnlyAccess

Parameters:

pos - the position in the file

Throws:

IOException

read

public int read()
         throws IOException

Read a single byte of data.

Specified by:

read in interface IReadOnlyAccess

Throws:

IOException

read

public int read(byte[] buffer,
                int off,
                int count)
         throws IOException

Read up to count bytes to the specified buffer.

Specified by:

read in interface IReadOnlyAccess

Throws:

IOException

readFully

public int readFully(byte[] buffer,
                     int count)
              throws IOException

Description copied from interface: IReadOnlyAccess

Read exactly count bytes to the specified buffer.

Specified by:

readFully in interface IReadOnlyAccess

Parameters:

buffer - where to store the read data

count - how many bytes to read

Returns:

bytes read || -1 if IO problem

Throws:

IOException

close

public void close()
           throws IOException

Description copied from interface: IReadOnlyAccess

Close this file.

Specified by:

close in interface IReadOnlyAccess

Throws:

IOException