[jboss-dev] Maven Dependency Resolution Different in 2.0.8 and 2.0.9

[Andrew Lee Rubinger]

Comments inline.

Carlo de Wolf wrote:
> You're mixing two issues here.
> 
> 1. Maven *is* opinionated software. Just take a look at a pom and ask 
> yourself: how is it going to build that? Maven must come up with 
> something and thus it's opinionated. The problem here is that a lot of 
> the time I don't agree with what it comes up with.

Maven should come up with something consistent with its own rules. 
Maybe I'm missing the definition of "opinionated"; but if 2.0.8 indeed 
had a bug, than 2.0.9 would be the fix.

> 2. Deterministic vs non-deterministic behavior. If Maven 2.0.8 really 
> uses a HashSet for its dependencies instead of a LinkedHashSet than it 
> shows non-deterministic behavior. That's just plain unacceptable and 
> supersedes regression.

Hopefully the Maven guys will get back to us with thanks for exposing 
this rather than dismissing my claims at "typical arrogant JBoss".  So 
far they've been very helpful with their recommendations.

> 
> Carlo
> 
> Andrew Lee Rubinger wrote:
>> This is not simply a problem for EJB3, it's proof that Maven 2.0.8 and 
>> 2.0.9 may lead to incompatible builds.
>>
>> I've filed:
>>
>> http://jira.codehaus.org/browse/MNG-3606
>>
>> S,
>> ALR
>>
>> Carlo de Wolf wrote:
>>> Yes, and no I don't want to talk about it.
>>>
>>> Carlo
>>>
>>> Andrew Lee Rubinger wrote:
>>>> EJB3 Build is currently hosed in Maven 2.0.8, but working in 2.0.9. 
>>>> Running off the same machine, off a freshly-cleared local repository.
>>>>
>>>> The reason for this is dependency resolution differences between 
>>>> these Maven releases, even though the Dependency Plugin is the same 
>>>> version:
>>>>
>>>> http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4154158
>>>>
>>>> Anyone seen issues like this?
>>>>
>>>> S,
>>>> ALR
>>>>
>>>> PS - Not an invitation for Maven bashing.  I'm aware that this sucks.
>>>> _______________________________________________
>>>> jboss-development mailing list
>>>> jboss-development at lists.jboss.org
>>>> https://lists.jboss.org/mailman/listinfo/jboss-development
>>>
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>>
> 
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-- 
Andrew Lee Rubinger
Sr. Software Engineer
JBoss EJB3
JBoss, a division of Red Hat, Inc.
http://www.jboss.org/jbossejb3/
http://exitcondition.alrubinger.com