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From Jan.Mate...@rzf.fin-nrw.de
Subject AW: Exiting ant TARGET without aborting build
Date Fri, 18 Mar 2005 07:21:10 GMT
<target name="foo" depends="-foo.internal1,-foo.internal2,-foo.internal3"/>
<target name="-foo.internal1">
   <some-tasks/>
   ...
   <condition/>
</target>
<target name="-foo.internal2" if="should.exit">
   ...
</target>
<target name="-foo.internal3" unless="should.exit">
   <echo>error message</echo>
</target>


Jan

> -----Ursprüngliche Nachricht-----
> Von: Michael Pelz Sherman [mailto:mpelzsherman@yahoo.com]
> Gesendet am: Donnerstag, 17. März 2005 20:56
> An: Ant Users List
> Betreff: Re: Exiting ant TARGET without aborting build
> 
> Yeah, yeah, I know. :-)
> 
> Mostly, I was just curious if such a thing were possible. But 
> I think there is
> a good argument to be made for this kind of task. After all, 
> if one has to
> break up a functionally "atomic" target into a whole bunch of 
> sub-targets which
> will never be re-used, that's a lot more work and 
> organizational overhead. If I
> truly need this capability (and I suspect I will), I'll 
> definitely take a look
> at the <trycatch> task in ant-contrib.
> 
> - mps
> 
> --- Mark Lundquist <mlundquist2@comcast.net> wrote:
> > 
> > On Mar 17, 2005, at 10:04 AM, Michael Pelz Sherman wrote:
> > 
> > > I'd like to be able to do something like this:
> > >
> > > <target name="foo">
> > >     <some-task/>
> > >     <another-task/>
> > >
> > >     <condition property="should.exit">
> > >         (condition check here....)
> > >     </condition>
> > >
> > >     <exit if="should.exit" message="some message"/>
> > >
> > >     (do more-tasks...)
> > >
> > > </target>
> > 
> > 
> > There's a general pattern that may be in play here... 
> whenever you have 
> > a target that's starting to look like a program (or a 
> script, if you 
> > prefer), it may be a sign that you aren't fully grokking 
> the "Ant Way". 
> >   Try to break it down into sub-targets with the right dependencies 
> > expressed between them and use the 'if' or 'unless' 
> attribute when you 
> > need to control whether a target actually executes.
> > 
> > -ml-
> > 
> > 
> > 
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> > 
> > 
> 
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