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From "Carlos Sanchez" <car...@apache.org>
Subject Re: [all] change group id? [WAS Re: [logging] RC on ibiblio ?]
Date Wed, 07 Jun 2006 18:09:30 GMT
You are right. This would involve copying all the old group sutff to
the new group and add the relocation poms.

On 6/7/06, Nicolas De Loof <nicolas.deloof@capgemini.com> wrote:
>
> AFAIK there is a way in maven repo to "relocate" dependencies, so that a
> POM for any commons can be published at commons-xxx groupId, that
> "relocates" to org.apache.commons" groupId.
>
> Servletapi for example is now under "javax.servlet"
> http://www.ibiblio.org/maven2/servletapi/servletapi/2.4/servletapi-2.4.pom
>
> Using this, when maven2 search for the "latest" release of any commons
> it will look at the relocated one.
>
> Torsten Curdt a écrit :
> > Brett,
> >
> > any comments on this?
> >
> > cheers
> > --
> > Torsten
> >
> > On 6/6/06, Dennis Lundberg <dennisl@apache.org> wrote:
> >> Brett, I did the test that you suggested.
> >>
> >> 1. Installed commons-lang 1.0.1 into my local repo with
> >> groupId=org.apache.commons
> >>
> >> mvn install:install-file -DgroupId=org.apache.commons
> >> -DartifactId=commons-lang -Dversion=1.0.1 -Dpackaging=jar
> >> -Dfile=/path/to/commons-lang-1.0.1.jar
> >>
> >> 2. Created Maven 2 projects a, b and c with the dependencies mentioned
> >> below.
> >>
> >> 3. Installed projects a and b into my local repo
> >> mvn install
> >>
> >> 4. packaged project c as a war
> >> mvn package
> >>
> >> The resulting war file includes both commons-lang-1.0.1.jar and
> >> commons-lang-2.1.jar which was what you thought would happen.
> >>
> >> So this is bad, I guess. Anyone who uses commons components transitively
> >> in a Maven 2 environment are likely to be bitten by this. They must keep
> >> the same groupId for all commons-lang dependencies, as an example, in
> >> the entire chain of transitive dependencies. I.e. they can't mix
> >> groupId=commons-lang and groupId=org.apache.commons. This can be a PITA
> >> since some of the dependencies are most likely out of the projects own
> >> control.
> >>
> >> What do you suggest we do? Should we wait with this relocation until a
> >> version of Maven 2 is released that can handle these kind of
> >> dependencies?
> >>
> >> --
> >> Dennis Lundberg
> >>
> >> Brett Porter wrote:
> >> > an extensive test should be something along the lines of:
> >> >
> >> > project A depends on commons-lang:commons-lang 2.1
> >> > project B depends on o.a.c:commons-lang 1.0
> >> > project C is a webapp that depends on A and B
> >> >
> >> > webapp should have only one commons-lang.
> >> >
> >> > You could do this with your own repository (and something completely
> >> > artificial instead of commons-lang if it makes it easier).
> >> >
> >> > - Brett
> >> >
> >> > Dennis Lundberg wrote:
> >> >> Hi Brett
> >> >>
> >> >> Sorry, I misunderstood you regarding when to do the testing. So, no
I
> >> >> haven't done the test, yet. Can you elaborate a bit more on what
> >> needs
> >> >> to be tested? Perhaps you know of an artifact that has been relocated
> >> >> that we can have a look at, to see how they have done.
> >
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-- 
I could give you my word as a Spaniard.
No good. I've known too many Spaniards.
                             -- The Princess Bride

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