[jboss-dev] jaxen in AS

[Fernando Nasser]

Alejandro Guizar wrote:
> dom4j also uses jaxen to provide xpath features. Don't know if any other 
> component in AS uses xpath, tough.
> 
> Re: declaring dependencies, how far a component should go? jbpm-bpel 
> uses hibernate. In turn, hibernate uses cglib (among other stuff). 
> jbpm-bpel does not use cglib directly, but will not run if cglib is not 
> present. Should jbpm-bpel declare cglib?
> 

What I think Thomas is suggesting is that jbpm-bpel declare hibernate 
and hibernate declare cglib.

This is how it works in the RPM world by the way.

Fernando


> -Alejandro
> 
> Steve Ebersole wrote:
>> jdom also has a dependency on jaxen, although it depends on which 
>> features of jdom you use (specifically jdom uses jaxen for xpath 
>> stuff, although its a weird inter-dependency thing from what i 
>> recall).  Anyway, Hibernate requires jdom; however, Hibernate itself 
>> does not use any of the jaxen-related capabilities of jdom and thus 
>> does not require jaxen be present on the classpath for its own use...
>>
>> Thomas Diesler wrote:
>>> I see that jaxen.jar is not included in AS50. Therefore the current
>>> jbpem-bpel.sar (1.1.0-Beta4) which also does not include jaxen anymore
>>> but depends on it does not run in AS50
>>>
>>> What other component uses jaxen? If there is none, then jbpem-bpel.sar
>>> should include jaxen.jar
>>>
>>> More generally, I suggest we radically remove all thirdparty jars that
>>> are not referenced from component-info.xml and make it a requirement
>>> that a component declares its dependencies. This should avoid the
>>> problem of carrying over stale thirdparty jars that nobody knows what
>>> they are used for.
>>>
>>> In other words, to answer the question: What component uses jar X? I
>>> only need to scan the component-info.xml(s) for X
>>>
>>> cheers
>>> -thomas
>>>
>>>   
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