> -----Original Message-----
> From: Daniel Kulp [mailto:[email protected]]
> Sent: Friday, February 25, 2011 12:12 PM
> To: [email protected]
> Cc: KARR, DAVID (ATTSI)
> Subject: Re: Adding CXF jars for one module messed up xjc for other
> project not using CXF
> 
> 
> It SOUNDS like you might be picking up a couple versions of jaxb-xjc,
> but I'm
> not really sure.   I'm not really familliar with the ant classloaders
> so I'm
> not sure what to suggest.
> 
> You don't need any of the xjc jars at runtime, just build time.
Thus,
> I
> wouldn't put them in webinf/lib or anything like that.   I would keep
> them
> separate and just add the required xjc plugin jars as needed to the
> classpath
> of whatever you are using to call xjc.

Got it.  My temporary workaround basically does this, and it resolved
the problem.

> On Friday 25 February 2011 12:57:12 PM KARR, DAVID (ATTSI) wrote:
> > I'm working on two modules that are both going into a large EAR.
One
> of
> > them uses CXF and JAXB, and the other just uses JAXB.  I had set up
> the
> > skeleton of the build for the non-CXF project a while ago, and the
> xjc
> > Ant task was working fine.  I then later set up the build for the
CXF
> > project.  We've been asked to put all of our library jars into a
> common
> > location, so both projects are referencing the same jars at build
> time.
> > At deployment time, all the jars will be in the EAR's "lib"
> directory.
> >
> > After I got my CXF project to a reasonable milestone, I then went
> back
> > to do some work on the non-CXF project.  When I run the xjc task, I
> see
> > the following error:
> >
> > java.util.ServiceConfigurationError: com.sun.tools.xjc.Plugin:
> Provider
> > com.sun.tools.xjc.addon.apache_cxf.bug671.Bug671Plugin could not be
> > instantiated: java.lang.LinkageError: loader constraint violation:
> when
> > resolving method
> >
>
"org.apache.cxf.xjc.bug671.Bug671Plugin.<init>(Lcom/sun/tools/xjc/Plugi
> n
> > ;)V" the class loader (instance of
> > com/sun/istack/tools/ParallelWorldClassLoader) of the current class,
> > com/sun/tools/xjc/addon/apache_cxf/bug671/Bug671Plugin, and the
class
> > loader (instance of org/apache/tools/ant/AntClassLoader) for
resolved
> > class, org/apache/cxf/xjc/bug671/Bug671Plugin, have different Class
> > objects for the type com/sun/tools/xjc/Plugin used in the signature
> >
> > It's clear that the addition of the CXF "xjc" jar files has caused a
> > problem for the non-CXF project.  It's possible that I could move
the
> > CXF "xjc" jars to the WEB-INF/lib of the CXF-using project, so the
> > non-CXF project doesn't have those jars in the build or deployment
> > classpath.  Is it likely that this will fix this problem?  Will it
> cause
> > other problems?
> 
> --
> Daniel Kulp
> [email protected]
> http://dankulp.com/blog
> Talend - http://www.talend.com

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