io.sigpipe.jbsdiff

Class Patch

java.lang.Object

io.sigpipe.jbsdiff.Patch

public class Patch
extends Object

This class provides functionality for using an old file and a patch to generate a new file using the bsdiff patching algorithm.

Author:

malensek

Constructor Summary

Constructors

Constructor and Description
Patch()

Method Summary

Modifier and Type	Method and Description
static void	patch(byte[] old, byte[] patch, OutputStream out) Using an old file and its accompanying patch, this method generates a new (updated) file and writes it to an OutputStream.

Methods inherited from class java.lang.Object

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

Constructor Detail

Patch

public Patch()

Method Detail

patch

public static void patch(byte[] old,
                         byte[] patch,
                         OutputStream out)
                  throws org.apache.commons.compress.compressors.CompressorException,
                         InvalidHeaderException,
                         IOException

Using an old file and its accompanying patch, this method generates a new (updated) file and writes it to an OutputStream.

Parameters:

old - the original ('old') state of the binary

patch - a binary patch file to apply to the old state

out - an OutputStream to write the patched binary to

Throws:

org.apache.commons.compress.compressors.CompressorException - when a compression error occurs.

InvalidHeaderException - when the bsdiff header is malformed or not present.

IOException - when an I/O error occurs