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Date: Thu, 12 Jun 2003 10:58:24 -0700 (PDT)
From: Robert Rice <robert@windermere.com>
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To: peter reilly <peter.reilly@corvil.com>
cc: Ant Users List <user@ant.apache.org>
Subject: Re: How do I chain <mapper/> datatypes together (<mapperchain/>)?
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Thank you.
That worked very well.

Robert Rice

On Thu, 12 Jun 2003, peter reilly wrote:

> I am currently working on a chaining extension to <mapper/>
> but in the meantime, you may be able to use the regexp 
> mapper:
> 
>     <copy todir="images">
>       <fileset dir="src" includes="**/*.jpg"/>
>       <mapper type="regexp" from=".*/(.*).jpg" to="Prefix_\1.jgp"/>
>     </copy>
> 
> Peter.
> 
> On Wednesday 11 June 2003 18:40, Robert Rice wrote:
> > I have a seemingly simple task I am trying to accomplish.  I wish to
> > <copy/> or <move/> all the *.jpg files from a directory hierarchy ( files
> > are located in multiple subdirectories ) into a flattened directory, and
> > rename the files along the way.
> >
> > I have found that two separate <mapper/> datatypes, flatten and glob, will
> > work to do the required transformations.  But only in unit, not combined
> > in a chain.  Here was my first attempt that was not correct:
> >
> > <target name="dist-images" depends="init">
> >     <copy todir="${dist.images.dir}"
> > overwrite="yes">
> >       <fileset dir="${build.images.dir}" includes="**/*.jpg" />
> >       <mapper type="flatten" />
> >       <mapper type="glob" from="*.jpg" to="${dist.images.mls.name}_*.jpg"
> > />
> >      </copy>
> >   </target>
> >
> > I then followed it up with a rather inelegant solution.  Create a temp
> > directory and <move/> or <copy/> twice:
> >
> > <target name="dist-images" depends="init">
> >     <!-- make a temp directory -->
> >     <mkdir dir="${dist.images.dir}/${dist.images.mls.name}" />
> >     <copy todir="${dist.images.dir}/${dist.images.mls.name}"
> > overwrite="yes">
> >       <fileset dir="${build.images.dir}" includes="**/*.jpg" />
> >       <mapper type="flatten" />
> >      </copy>
> >     <move todir="${dist.images.dir}" overwrite="yes">
> >       <fileset dir="${dist.images.dir}/${dist.images.mls.name}"
> > includes="*.jpg"
> >  />
> >       <mapper type="glob" from="*.jpg" to="${dist.images.mls.name}_*.jpg"
> > />
> >     </move>
> >     <delete dir="${dist.images.dir}/${dist.images.mls.name}" />
> >   </target>
> >
> > Is there something like a <mapperchain/> available?  Or, is there another
> > approach that I can take?
> >
> > Thanks,
> > Robert Rice
> >
> >
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