Mailing-List: contact users-help@openjpa.apache.org; run by ezmlm
Precedence: bulk
Reply-To: users@openjpa.apache.org
Received-SPF: pass (nike.apache.org: domain of curtisr7@gmail.com designates
 209.85.219.43 as permitted sender)
MIME-Version: 1.0
In-Reply-To: 
 <CAJsdxu7v5DJMHDk2fXdczKALgwf74t_UhU8pWgmOk-epfmayww@mail.gmail.com>
References: 
 <CAJsdxu650MEA87H7=irmajvw2YnnFbj0+0whZ2R4gN7b5F4v6g@mail.gmail.com>
	<CAJsdxu7v5DJMHDk2fXdczKALgwf74t_UhU8pWgmOk-epfmayww@mail.gmail.com>
Date: Tue, 30 Apr 2013 08:26:27 -0500
Message-ID: 
 <CAP=qHCsRnLFFe8vwdA7ys53u4A6t9KSt2VnWZJv0Ax9YsyzsGw@mail.gmail.com>
Subject: Re: Is it possible to override the default openjpa persistence
 provider
From: Rick Curtis <curtisr7@gmail.com>
To: users <users@openjpa.apache.org>
Content-Type: multipart/alternative; boundary=047d7b678126d5db5f04db93f2b3

--047d7b678126d5db5f04db93f2b3
Content-Type: text/plain; charset=ISO-8859-1

Is there a compelling reason that you're trying to extend OpenJPA? What
container are you running in? The reason I ask is that I see that org.apache
.openjpa.osgi.OSGiPersistenceProviderImpl is a valid provider. If you are
running in an OSGI environment, that will complicate things.


On Tue, Apr 30, 2013 at 1:00 AM, Subash Chaturanga <subashsdm@gmail.com>wrote:

> Any idea on this please ? Please find my question posted in SO [1] . This
> is regarding openjpa 2.2.0. And I think a custom provider class recognizes
> as unknown.
>
> Here is the code I found, this method evaluates to false for a custom
> provider class as for example public class MyProviderImpl implements
> PersistenceProvider, ProviderUtil
>
>
>     private static boolean
> *isOpenJPAPersistenceProvider*(PersistenceUnitInfo
> pinfo, ClassLoader loader) {
>         String provider = pinfo.getPersistenceProviderClassName();
>         if (StringUtils.isEmpty(provider) ||
> PersistenceProviderImpl.class.getName().equals(provider))
>             return true;
>
>         if (loader == null)
>             loader =
>
> AccessController.doPrivileged(J2DoPrivHelper.getContextClassLoaderAction());
>         try {
>             if
> (PersistenceProviderImpl.class.isAssignableFrom(Class.forName(provider,
> false, loader)))
>                 return true;
>         } catch (Throwable t) {
>             log(_loc.get("unloadable-provider", provider, t).getMessage());
>             return false;
>         }
>         return false;
>     }
>
>
> [1]-
>
> http://stackoverflow.com/questions/16293136/openjpa-2-2-0-cannot-add-a-custom-persistence-provider-class-openjpa-recogniz
>
> On Mon, Apr 29, 2013 at 11:18 PM, Subash Chaturanga <subashsdm@gmail.com
> >wrote:
>
> > Hi
> > I wrote a MyProvider
> > extends org.apache.openjpa.persistence.PersistenceProviderImpl. And added
> > MyProvider as the provider in the persistence.xml.
> > Why I did this was to override the EntityManager.persist() method.  But
> > seems still the default provider class get picked up. Am i missing
> > something ?
> >
> > --
> > Subash Chaturanga
> > Sri Lanka
> >
> > Blog -  http://subashsdm.blogspot.com/
> > Twitter - http://twitter.com/subash89
> >
> >
>
>
>
> --
> Subash Chaturanga
> Department of Computer Science & Engineering
> University of Moratuwa
> Sri Lanka
>
> Blog -  http://subashsdm.blogspot.com/
> Twitter - http://twitter.com/subash89
>


-- 
*Rick Curtis*

--047d7b678126d5db5f04db93f2b3--