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From: Peter Donald <donaldp@apache.org>
To: ant-user@jakarta.apache.org
Subject: Re: Depend issue with "jar" task?
Date: Wed, 25 Jul 2001 19:39:14 +1000
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On Wed, 25 Jul 2001 15:53, Stefan Bodewig wrote:
> On Tue, 24 Jul 2001, <wcline@cosd.fedex.com> wrote:
> > My question is: Why is the target "signjar" always executing, even
> > if the jar is not recreated?
>
> In Ant, the tasks decide whether they need to run or not - all tasks
> that are part of the dependency chain will be executed by Ant.  In
> your case the <jar> compares the timestamp of the archive with those
> of the files that make up the archive and decides to do nothing.
>
> The <signjar> task doesn't know whether it needs to run or not - I'm
> not familiar enough with it to know whether it could gather this
> information or not.

The latest CVS version should be able to check dependencies if you set 
lazy="true". Older versions did it if you had two jars (signedjar and jar) 
and would only update if jar is older than signedjar.

Cheers,

Pete

*-----------------------------------------------------*
| "Faced with the choice between changing one's mind, |
| and proving that there is no need to do so - almost |
| everyone gets busy on the proof."                   |
|              - John Kenneth Galbraith               |
*-----------------------------------------------------*