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Date: Thu, 20 Dec 2007 09:34:13 +0000
From: "Peter Reilly" <peter.kitt.reilly@gmail.com>
To: "Ant Developers List" <dev@ant.apache.org>
Subject: Re: Ivy jar packaging
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References: <635a05060712190716m3a17a583o281476d448339999@mail.gmail.com>
	 <e9d8a2610712191149y3eb2da73y9b40ef7a112187a@mail.gmail.com>

On Dec 19, 2007 7:49 PM, Gilles Scokart <gscokart@gmail.com> wrote:
> I'm confused.
> Is it really related to IvyDE or just to launching ant from eclipse?
> Also, If you don't put the the ivy ant task into the ant classpath, but only
> the core.  How does ant launched from eclipse find those tasks?
> I guess I miss something.
>
> Anyway, I think it is a good idea to simplify our main distribution.
> However, once we will have a clear published interface, I think we could
> further split the distribution in the maven repository.
Please no,
There is quite enough jars in ant at the moment, having a number of extra
ivy jars to make things work is not in my opinion a good idea.
Peter
>
> Gilles
>
> 2007/12/19, Xavier Hanin <xavier.hanin@gmail.com>:
>
> >
> > Hi,
> >
> > ATM Ivy is provided in the form of two jars: ivy.jar and ivy-core.jar. The
> > ivy-core.jar is basically the same as ivy.jar except that it doesn't
> > contain
> > Ant related classes (mostly Ivy Ant tasks). This was introduced a long
> > time
> > ago for IvyDE, as a workaround to a classloader issue when contributing
> > ivy.jar to ant classpath in eclipse.
> >
> > The downside of this is that most people do not understand the difference
> > between the two, and I often see people putting both ivy.jar and
> > ivy-core.jar in ant/lib. Not that much a problem, until someone change
> > only
> > one jar out of the two, which can lead to strange bugs difficult to
> > diagnose
> > if ivy-core.jar is before ivy.jar in the classpath.
> >
> > Moreover, in recent tests I've found that the eclipse ant classpath
> > problem
> > was still present in some cases, and preferred to use an easy and
> > straightforward solution: configure ant classpath manually in eclipse to
> > add
> > ivy.jar (or point to another ant home where ivy.jar is already present).
> >
> > Thus I'm wondering if it wouldn't be easier to abandon ivy-core.jar, and
> > tell IvyDE users they have to configure their ant classpath manually IF
> > they
> > want to use Ivy tasks in their ant build from eclipse (as they have to do
> > for any other custom ant tasks anyway).
> >
> > WDYT?
> >
> > Xavier
> > --
> > Xavier Hanin - Independent Java Consultant
> > http://xhab.blogspot.com/
> > http://ant.apache.org/ivy/
> > http://www.xoocode.org/
> >
>

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