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From Rick Curtis <curti...@gmail.com>
Subject Re: Ant based enhancement
Date Mon, 17 May 2010 14:25:03 GMT
I'm not an ant expert, but I do notice that in the blog posting the openjpac
task specifies a <classpath> element. Try working that element in to see if
it clears up your problems.

Thanks,
Rick

On Mon, May 17, 2010 at 9:08 AM, Hiran Chaudhuri <
hiran.chaudhuri@amadeus.com> wrote:

>
> Hi, Rick.
>
> Thank you for the quick response. I read the blog, which clearly says the
> persistence.xml file should be in the right location once the enhancer runs.
> My build.xml file snippet looks like this:
>
>         <openjpac directory="build/jar">
>             <fileset dir=".">
>                 <include name="**/*.*" />
>             </fileset>
>         </openjpac>
>
> The build/jar directory is created by Netbeans 6.8, and it compiles all
> java source files to that location.
> So inside <dir hosting build.xml>/build/jar I find these entries:
> log4j.properties                        (my log4j configuration file, which
> will appear on the classpath later)
> META-INF
>         -application-client.xml
>         -MANIFEST.MF
>         -persistence.xml        (that is the file OpenJPA should look for,
> right?)
> rmspilot                                (the package hosting all my other
> source files)
>
> So I guess Netbeans did the job for me already and the file is in place.
> The content of the file has proven to be usable for runtime enhancement, so
> I believe it is ok.
>
> What else could I look for now?
>
> Hiran
>
>
> *Hiran Chaudhuri**
> System Support Programmer / Analyst*
> IT Service Assurance
> Hosting & Regional Services (IH)
> Amadeus Data Processing GmbH
> Berghamer Strasse 6
> 85435 Erding
> T: +49-8122-43x3662
> hiran.chaudhuri@amadeus.com*
> **http://www.amadeus.com* <http://www.amadeus.com/>
>
> [image: Amadeus logo] <http://www.amadeus.com/>
>
>
>  *Rick Curtis <curtisr7@gmail.com>*
> To
> users@openjpa.apache.org
> cc
>   bcc
>   Subject
> Re: Ant based enhancement
>
>  *Rick Curtis <curtisr7@gmail.com>*
>
> Please respond to : users@openjpa.apache.org
> 17-05-10 15:55
>
>
>
> Hiran -
>
> I'd suggest reading through this[1] blog posting which talks about
> enhanecment. Most likely the net of the message is that OpenJPA can't find
> your persistence.xml file. If your build directory is /bin, your
> persistence.xml file should be at /bin/META-INF/persistence.xml. Lets start
> with the simple solution before we go too far.
>
> Thanks,
> Rick
>
> [1]
> http://webspherepersistence.blogspot.com/2009/02/openjpa-enhancement.html
>
> On Mon, May 17, 2010 at 8:31 AM, Hiran Chaudhuri <
> hiran.chaudhuri@amadeus.com> wrote:
>
> >
> > Hi there.
> >
> > On OpenJPA 2.0.0 I try to use the ant based enhancement step. However I
> > keep getting this error message:
> >
> > <openjpa-2.0.0-r422266:935683 fatal user error>
> > org.apache.openjpa.util.MetaDataException: MetaDataFactory could not be
> > configured (conf.newMetaDataFactoryInstance() returned null).
> > This might mean that no configuration properties were found.
> > Ensure that you have a META-INF/persistence.xml file, that it is
> available
> > in your classpath, or that the properties file you are using for
> > configuration is available.
> > If you are using Ant, please see the <properties> or <propertiesFile>
> > attributes of the task's nested <config> element.
> > This can also occur if your OpenJPA distribution jars are corrupt, or if
> > your security policy is overly strict.
> >
> >
> > So I figure it is something about my persistence.xml file (that already
> > worked for runtime enhanced classes). Now where exactly do I have to
> place
> > the file for OpenJPA to find it?
> > If there is a <properties> or <propertiesFile> attribute, how are these
> > specified for the ant task? Unfortunately the documentation seems not to
> be
> > in sync with this error message.
> > And finally - just if it is the security policy: What could I look out
> for
> > here?
> >
> > Can somebody shed some more light on this?
> >
> > Hiran
> >
> >
> > *Hiran Chaudhuri**
> > System Support Programmer / Analyst*
> > IT Service Assurance
> > Hosting & Regional Services (IH)
> > Amadeus Data Processing GmbH
> > Berghamer Strasse 6
> > 85435 Erding
> > T: +49-8122-43x3662
> > hiran.chaudhuri@amadeus.com*
> > **http://www.amadeus.com* <http://www.amadeus.com/>
> >
> > [image: Amadeus logo] <http://www.amadeus.com/>
> >
> >
> >
> >
>
>
>
>
>
>

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