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Subject: RE: Loadfile not loading file
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Thread-Topic: Loadfile not loading file
Thread-Index: AcSFaq2wRMMrY7RMQSu3um3gvGihTgAekxQA
From: "Dick, Brian E." <Brian.Dick@FMR.com>
To: "Ant Users List" <user@ant.apache.org>
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The property gets set only if the file contains the string. The loadfile
task doc doesn't explicitly state this behavior. Hopefully, it will
continue to work this way.

-----Original Message-----
From: Matt Benson [mailto:gudnabrsam@yahoo.com]=20
Sent: Wednesday, August 18, 2004 5:31 PM
To: Ant Users List
Subject: RE: Loadfile not loading file


Sorry, I was thinking the property would be set even
if file were empty (or filtered so that it appeared
empty).

-Matt

--- "Dick, Brian E." <Brian.Dick@FMR.com> wrote:

> Fortunately, I want to fail the first time the
> property is set. It's
> immutability is mute.
>=20
> -----Original Message-----
> From: Matt Benson [mailto:gudnabrsam@yahoo.com]=20
> Sent: Wednesday, August 18, 2004 5:19 PM
> To: Ant Users List
> Subject: RE: Loadfile not loading file
>=20
>=20
> I was about to write back and suggest something like
> this.  However, be careful using <loadfile>.  It
> looks
> like property immutability will stop you from
> detecting the error condition in any but the first
> file.  Unfortunately (and I hate temp files worse
> than
> almost anything in programming) I would recommend
> using two <concat> tasks, one to display to the
> console and the other to filter to a temp file
> instead
> of a property.  The other option is to "pollute"
> your
> properties by using a discrete property name
> including
> @{f} for each list value.
>=20
> -Matt
>=20
> --- "Dick, Brian E." <Brian.Dick@FMR.com> wrote:
>=20
> > This is my work around. The downside is that I
> have
> > to wait until the
> > exe completes before I see the output. I would
> > rather see the output in
> > real time. If there is a redirector option to tee
> > output in 1.6.3, I can
> > wait.
> >=20
> > <for param=3D"f">
> >    <path refid=3D"mypath"/>
> >    <sequential>
> >       <exec executable=3D"lamexe" input=3D"@{f}"
> > output=3D"lamexe.log"/>
> >       <!-- dump output to log -->
> >       <concat>
> >          <filelist dir=3D"." files=3D"lamexe.log"/>
> >       </concat>
> >       <!-- scan output for error -->
> >       <loadfile property=3D"lamexe.error"
> > srcfile=3D"lamexe.log">
> >          <filterchain>
> >             <linecontains>
> >                <contains value=3D"ERROR"/>
> >             </linecontains>
> >          </filterchain>
> >       </loadfile>
> >       <fail if=3D"lamexe.error"/>
> >    </sequential>
> > </for>
> >=20
> > -----Original Message-----
> > From: Matt Benson [mailto:gudnabrsam@yahoo.com]=20
> > Sent: Wednesday, August 18, 2004 4:59 PM
> > To: Ant Users List
> > Subject: RE: Loadfile not loading file
> >=20
> >=20
> > I can see about adding attributes to keep the log
> > output, but I'm at a loss with 1.6.2, then, unless
> > you
> > want to write some custom code.
> >=20
> > -Matt
> >=20
> > --- "Dick, Brian E." <Brian.Dick@FMR.com> wrote:
> >=20
> > > The output file can contain good stuff, too. And
> I
> > > want to see it in the
> > > log.
> > >=20
> > > -----Original Message-----
> > > From: Matt Benson [mailto:gudnabrsam@yahoo.com]=20
> > > Sent: Wednesday, August 18, 2004 4:45 PM
> > > To: Ant Users List
> > > Subject: RE: Loadfile not loading file
> > >=20
> > >=20
> > > --- "Dick, Brian E." <Brian.Dick@FMR.com> wrote:
> > >=20
> > > > Thanks for <for>. It is definitely better than
> > > > <foreach>.
> > > >=20
> > > > I can't wrap the for with a single <record
> > > > action=3D"start"> and <record action=3D"stop">
> > > > Pair. I'm running an <exec> in the <for> body
> > that
> > > > doesn't set a return code on failure. I need
> to
> > > scan
> > > > the scan the output of each iteration of the
> > > <exec>
> > > > to check for an ERROR string.
> > > >=20
> > >=20
> > > hmmm... what about:
> > >=20
> > > <for param=3D"f">
> > >   <path refid=3D"yourpath">
> > >   <sequential>
> > >     <delete file=3D"errorfile" />
> > >     <exec executable=3D"yourexe">
> > >       <redirector output=3D"errorfile"
> > >                   createemptyfiles=3D"false">
> > >         <outputfilterchain>
> > >           <linecontains>
> > >             <contains value=3D"ERROR" />
> > >           </linecontains>
> > >         </outputfilterchain>
> > >       </redirector>
> > >     </exec>
> > >     <fail message=3D"ERROR with @{f}">
> > >       <condition>
> > >         <available file=3D"errorfile" type=3D"f" />
> > >       </condition>
> > >     </fail>
> > >   </sequential>
> > > </for>
> > >=20
> > > -Matt
> > >=20
> > >=20
> > > 	=09
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