BUnzip2

GUnzip/BUnzip2

Description

Expands a resource packed using GZip or BZip2.

If dest is a directory the name of the destination file isthe same as src (with the ".gz" or ".bz2"extension removed if present). If dest is omitted, the parentdir of src is taken. The file is only expanded if the sourceresource is newer than the destination file, or when the destination filedoes not exist.

Parameters

Parameters specified as nested elements

any resource or single elementresource collection

The specified resource will be used as src.

Examples

<gunzip src="test.tar.gz"/>

expands test.tar.gz to test.tar

<bunzip2 src="test.tar.bz2"/>

expands test.tar.bz2 to test.tar

<gunzip src="test.tar.gz" dest="test2.tar"/>

expands test.tar.gz to test2.tar

<gunzip src="test.tar.gz" dest="subdir"/>

expands test.tar.gz to subdir/test.tar (assumingsubdir is a directory).

<gunzip dest=".">  <url url="http://example.org/archive.tar.gz"/></gunzip>

downloads http://example.org/archive.tar.gz and expands itto archive.tar in the project's basedir on the fly.

Related tasks

<gunzip src="some-archive.gz" dest="some-dest-dir"/>

<copy todir="some-dest-dir">  <gzipresource> <file file="some-archive.gz"/>  </gzipresource>  <mapper type="glob" from="*.gz" to="*"/></copy>

The same is also true for <bunzip2> and<bzip2resource>. <copy> offersadditional features like filtering files on the fly,allowing a file to be mapped to multiple destinations, preserving thelast modified time or a configurable file system timestampgranularity.