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Date: Wed, 24 Mar 2004 14:25:19 +0000
From: Peter Reilly <peter.reilly@corvil.com>
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To: Ant Users List <user@ant.apache.org>
Subject: Re: copy updated files from several source trees to a flat directory
References: <40616EEB.2020802@numerixtechnology.de>
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Why do'nt you just use the copy task with a flatten attribute.

    <copy todir="copied" flatten="yes">
      <fileset dir="${ant.home}" includes="**/*.jar"/>
      <fileset dir="${user.home}/apps" includes="**/*.jar"/>
    </copy>

Peter

T E Schmitz wrote:

> Hello,
>
> I am running Ant 1.5.3 with ant-contrib on Windows 2000. (I am holding 
> off with Ant 1.6 until NetBeans 3.6 is released.)
>
> I would like to copy a set of files from multiple source directory 
> trees to one flat target directory, but only if the source files are 
> newer than the target files.
>
>
> I tried the following:
>
> My source trees are ${jakarta.home}, ${build.lib.dir}, ....
> The target directory is ${dist.dir}
>
> ---------------------------
>
> <!-- jar files for distribution -->
> <selector id="dist.libs">
>   <or>
>     <filename name="**/gui.jar"/>
>     <filename name="**/utilities.jar"/>
>     <filename name="**/db.jar"/>
>     <filename name="**/log4j*.jar"/>
>     <filename name="**/commons-lang*.jar"/>
>     <filename name="**/commons-collections*.jar"/>
>     <filename name="**/${postgresql.lib}"/>
>     </or>
> </selector>
>
> <target name="checkjar4changes">
>   <outofdate outputsources="S" outputtargets="T">
>     <sourcefiles>
>       <fileset dir="${jakarta.home}" includes="**/*.jar">
>         <selector refid="dist.libs"/>
>       </fileset>
>     </sourcefiles>
>     <mapper type="regexp" dir="${jakarta.home}"
>       from="\\(.*)\.jar$$"
>       to="${dist.dir}/\1.jar"/>
>   </outofdate>
> </target>
>
> copy files in foreach loop.
>
> ---------------------------
> Problems:
> 1) The above obviously only handles one source tree. I could specify 
> multiple filesets but then I can't get the mapping to work.
> 2) ${dist.dir} is a subdirectory of ${basedir}. As I am working on 
> Windows, the path contains back-slashes. These get stripped in the 
> regexp mapper. I temporarily fudged ${dist.dir} by keying it in by 
> hand with forward-slashes.
>
>
> Any help is much appreciated.



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