[Mulgara-dev] Mulgara 2.1.9

Mon Oct 4 08:21:32 UTC 2010

Thanks Paul!

You are right, at the moment I can't upgrade to Java 6. See what other's
think.

Cheers,
Agustina

2010/10/4 Paul Gearon <gearon at ieee.org>

> Yes, I can see what's happened.
>
> I upgraded to Jetty 7. I was having some problems with HTTP and
> thought that this upgrade might help. It had no effect on my problem
> (which I eventually solved), and in the meantime I had to fix a few
> things that the upgrade broke. All of this was part of the reason for
> the long delay with the release.
>
> Anyway, I didn't check what was needed for Jetty 7, but it appears
> that it needs Java 1.6. The stack trace you've shown here demonstrates
> that Jetty is calling some code that only showed up in Java 1.6. See:
>
> http://download.oracle.com/javase/6/docs/api/java/util/Collections.html#newSetFromMap(java.util.Map)<http://download.oracle.com/javase/6/docs/api/java/util/Collections.html#newSetFromMap%28java.util.Map%29>
>
> Given this, I'm actually surprised that you were able to run the Jetty
> Jar up to this point.
>
> I take it that you're on older hardware and can't make the move to Java
> 1.6?
>
> Anyway, the solution for you is to go back to Jetty 6. Perhaps I
> should move everything back to Jetty 6, but it feels like a backward
> move for the project.  The code changes I had to make to work with
> Jetty 7 are backward compatible with Jetty 6, so that only changes
> would be in the Jars and the ant build files. That's easy enough to
> undo, but I'm not sure what I should do so that the project can stay
> on Jetty 7 while also supporting the move back to Jetty 6.
>
> Any suggestions here are welcome.
>
> Paul
>
> On Sun, Oct 3, 2010 at 1:25 PM, Agustina Martinez <amgcia at gmail.com>
> wrote:
> > Hi Paul,
> >
> > I have tried to compile for java 1.5. I needed to comment some overridden
> > methods from JettyLogger.java and from RDFa...(comment the @override) in
> > order to compile successfully. Once I have the generated jar file when I
> > execute it I get the following exceptions.
> >
> > I am running a MAC with JAVA 1.5.X.
> >
> > Mulgara Semantic Store Version 2.1.9 (Build 2.1.9.local)
> >  INFO [main] (EmbeddedMulgaraServer.java:730) - RMI Registry started
> > automatically on port 1099
> > 0 [main] INFO org.mulgara.server.EmbeddedMulgaraServer  - RMI Registry
> > started automatically on port 1099
> >  INFO [main] (EmbeddedMulgaraServer.java:753) - java.security.policy set
> to
> >
> jar:file:/JAVA_PACKAGES/MULGARA/mulgara-2.1.9src/dist/mulgara-2.1.9.jar!/conf/mulgara-rmi.policy
> > 3 [main] INFO org.mulgara.server.EmbeddedMulgaraServer  -
> > java.security.policy set to
> >
> jar:file:/JAVA_PACKAGES/MULGARA/mulgara-2.1.9src/dist/mulgara-2.1.9.jar!/conf/mulgara-rmi.policy
> > Exception in thread "main" java.lang.NoSuchMethodError:
> > java.util.Collections.newSetFromMap(Ljava/util/Map;)Ljava/util/Set;
> >     at
> >
> org.eclipse.jetty.server.nio.BlockingChannelConnector.<init>(BlockingChannelConnector.java:53)
> >     at
> org.mulgara.server.HttpServices.addConnector(HttpServices.java:352)
> >     at
> > org.mulgara.server.HttpServices.buildAndConfigure(HttpServices.java:266)
> >     at
> > org.mulgara.server.HttpServices.createHttpServers(HttpServices.java:192)
> >     at org.mulgara.server.HttpServices.<init>(HttpServices.java:139)
> >     at
> >
> org.mulgara.server.EmbeddedMulgaraServer.<init>(EmbeddedMulgaraServer.java:382)
> >     at
> >
> org.mulgara.server.EmbeddedMulgaraServer.main(EmbeddedMulgaraServer.java:182)
> >
> > Shutting down server, please wait...
> >
> > Any idea what is going on?
> >
> > Thanks,
> > Agustina
> >
> > 2010/10/3 Agustina Martinez <amgcia at gmail.com>
> >>
> >> Will do. Thanks a lot for the quick response.
> >>
> >> Cheers,
> >> Agustina
> >>
> >> 2010/10/1 Paul Gearon <gearon at ieee.org>
> >>>
> >>> Argh. I've probably compiled it with Java 6. Sorry. Yes, Java 5 works
> >>> fine.
> >>>
> >>> I'm on a Mac, which doesn't have Java 5 anymore, and I don't want to
> >>> hard code the build to produce Java 5, because Java 6 is better when
> >>> you can manage it.
> >>>
> >>> I'll try to get a Java 5 version out soon, though it may have to be
> >>> tomorrow as I have some commitments this afternoon. In the meantime,
> >>> are you able to build it yourself?
> >>>
> >>> Regards,
> >>> Paul Gearon
> >>>
> >>> On Fri, Oct 1, 2010 at 12:45 PM, Agustina Martinez <amgcia at gmail.com>
> >>> wrote:
> >>> > Hi Paul,
> >>> >
> >>> > I have tried to run and also build the latest version of Mulgara with
> >>> > no
> >>> > success art all.
> >>> >
> >>> > Doesn't it support anymore Java 5? Because I am getting errors
> related
> >>> > with
> >>> > the java when executing the jar and also when trying to compile and
> >>> > build.
> >>> >
> >>> > Thanks in advance,
> >>> > Agustina
> >>> >
> >>> > 2010/10/1 Paul Gearon <gearon at ieee.org>
> >>> >>
> >>> >> After a long hiatus, Mulgara 2.1.9 has been released.
> >>> >>
> >>> >> The new version has:
> >>> >> - Improved read/write performance.
> >>> >> - Better datatype handling fro relational databases, particularly
> >>> >> Oracle.
> >>> >> - RDFa support.
> >>> >> - Upgraded from Jetty 6.1.11 to Jetty 7.1.6.
> >>> >> - Fixed a problem with blank nodes created for CONSTRUCT queries.
> >>> >>
> >>> >>
> >>> >> Details can be found at:
> >>> >>  http://mulgara.org/release.html#v2.1.9
> >>> >>
> >>> >> Full sources and binaries can be found at:
> >>> >>  http://mulgara.org/download.html
> >>> >>
> >>> >>
> >>> >> Part of the reason for the delay was my recent change in jobs.
> >>> >> Hopefully future releases will not be spaced so far apart.
> >>> >>
> >>> >> Paul Gearon
> >>> >> _______________________________________________
> >>> >> Mulgara-dev mailing list
> >>> >> Mulgara-dev at mulgara.org
> >>> >> http://lists.mulgara.org/mailman/listinfo/mulgara-dev
> >>> >
> >>> >
> >>> > _______________________________________________
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> >>> >
> >>> >
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> >>
> >
> >
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