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From Dan Tran <dant...@gmail.com>
Subject Re: Upgrade to 3.1.1 causes problems
Date Thu, 07 Aug 2014 22:55:45 GMT
I ran into the same issue with OpenSuse 11+ IBM JDK 1.7.  Looks like there
is no good progress on this

-D


On Mon, Dec 9, 2013 at 11:55 AM, Kristian Rosenvold <
kristian.rosenvold@gmail.com> wrote:

> I answered  to their 5 page questionaire and did not read their 200 page
> license agreement, which all allowed me download their JDK (This probably
> means IBM now own any further kids I may choose to have...)
>
> The IBM jdk does appear to support concurrent classloading. There is
> probably some subtle difference in internal synchronization mechanisms that
> is causing this to bork out on IBM JDK. The appropriate path of action here
> would probably be to simply compare the two different java.lang.ClassLoader
> implementations and find the difference.
>
> I will try to get around to this fairly quickly; if someone wants to do a
> side-by side walkthrough (maybe comparing with
> http://www.docjar.com/html/api/java/lang/ClassLoader.java.html), it should
> be fairly easy to track. Concurrency/synchronization is the thing to check
> here.
>
> Kristian
>
>
>
> 2013/12/6 Anders Hammar <anders@hammar.net>
>
> > Maybe we should set up a core IT build job with IBM JDK?
> >
> > /Anders
> >
> >
> > On Fri, Dec 6, 2013 at 10:17 AM, Kristian Rosenvold <
> > kristian.rosenvold@gmail.com> wrote:
> >
> > > This is probably because you are using the IBM JDK which might have a
> > > slightly different take on the whole concurrent class loading feature.
> It
> > > might be that we need to adjust the toggle that we use to activate
> > > concurrent class loading slightly.
> > >
> > > Do let us know how this turns out; it should be fixable.
> > >
> > > Kristian
> > >
> > >
> > >
> > > 2013/12/5 Collins Solutions <Collins-Solutions@austin.rr.com>
> > >
> > > > I have made the replacement that you have suggested.  I have ran
> > through
> > > > several builds with maven 3.1.1 and have not seen the error come
> back.
> >  I
> > > > will continue to monitor this.
> > > >
> > > >
> > > > On 12/05/2013 12:17 PM, Stuart McCulloch wrote:
> > > >
> > > >> You could try replacing:
> > > >>
> > > >>         maven-3.1.1/boot/plexus-classworlds-2.5.1.jar
> > > >>
> > > >> with:
> > > >>
> > > >>         maven-3.0.5/boot/plexus-classworlds-2.4.jar
> > > >>
> > > >> in case the change to use unsynchronised class loading in
> classworlds
> > > 2.5
> > > >> when running on Java 1.7 is causing the issue.
> > > >>
> > > >> On 5 Dec 2013, at 16:32, Collins Solutions
> > <Collins-Solutions@austin.rr.
> > > >> com> wrote:
> > > >>
> > > >>  It is happening on more than one machine.
> > > >>>
> > > >>> On 12/04/2013 10:14 PM, Wayne Fay wrote:
> > > >>>
> > > >>>> ...well, it looks as though this is only a temporary solution.
> > After I
> > > >>>>> got
> > > >>>>> everything to build successfully once I cleaned out my
> repository,
> > I
> > > >>>>> got the
> > > >>>>> same error when I ran the build a second time. I tried
upgraded
> my
> > > >>>>> Maven
> > > >>>>>
> > > >>>> Is this only happening on one machine, or more than one?
> > > >>>>
> > > >>>> Wayne
> > > >>>>
> > > >>>>
> > ---------------------------------------------------------------------
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> > > >>>>
> > > >>>>
> > > >>>>
> > > >>>
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> > > >>>
> > > >>>
> > > >>
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> > > >>
> > > >>
> > > >>
> > > >
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> > > >
> > >
> >
>

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