Re: [eclipselink-dev] osgi persistence.xml hack

["Tim Hollosy" <hollosyt@xxxxxxxxx>]

Any luck on getting an app built to test outside of Eclipse Tom?

Also, I forgot to mention I did create a bug for this -
https://bugs.eclipse.org/bugs/show_bug.cgi?id=231299

On Wed, May 14, 2008 at 4:43 PM, Tim Hollosy <hollosyt@xxxxxxxxx> wrote:
> Ya, I think it's a little different once it's on it's own outside of
> eclipse.  Once you're outside of eclipse that's when you start using
> the build path stuff you setup in your Manifest.MF.
>
>
> On Wed, May 14, 2008 at 4:39 PM, Tom Ware <tom.ware@xxxxxxxxxx> wrote:
>> My initial attempt was using Shaun's simple demo.  (the one in
>> org.eclipse.persistence.demo.jpa.comics.setup).  I was able to run that demo
>> from a standalone Equinox by deploying the appropriate bundles.  It
>> sucessfully initializes a persistence unit and does some simple queries.
>>
>> I'll try packaging one of those demos as an application and see if that
>> yields the issue.
>>
>> -Tom
>>
>> Tim Hollosy wrote:
>>>
>>> Ah, now I see the disconnect -- I forget you guys aren't RCP devs :)
>>>
>>> I'm not talking just running with your bundles, those all start up
>>> fine. I'm talking using the bundles. You need to have a project that
>>> actually has a persistence.xml and uses org.eclipse.peristence.jpa --
>>> like one of Shaun's examples. That's where the problem comes in, in
>>> the code that runs when it tries to find the persistence.xml for the
>>> calling bundle!
>>>
>>> So if you took one of shaun's osgi examples, made a project out of it
>>> and exported it, that's where you'd see the error, not simply loading
>>> eclipse with your bundles installed & started.
>>>
>>> Tim
>>>
>>> On Wed, May 14, 2008 at 4:18 PM, Tom Ware <tom.ware@xxxxxxxxxx> wrote:
>>>>
>>>> What should I expect to see when I run the example projects in eclipse.
>>>>  At
>>>> the moment, seem to activate for me, but I do not get any kind of UI or
>>>> feedback. Is that expected?
>>>>
>>>> -Tom
>>>>
>>>> Tim Hollosy wrote:
>>>>>
>>>>> Unless you have an osgi project that hits a db right now that you can
>>>>> create a product for and export from the pde then i'm not sure you'll
>>>>> be able to recreate it. I would do it myself with the comics crud
>>>>> example I submmited, but I switched dev boxes recently and don't have
>>>>> the comics derby db handy right now, otherwise i'd just do it. I think
>>>>> i'll be able to do it tommorow though.
>>>>>
>>>>> The bug is here: https://bugs.eclipse.org/bugs/show_bug.cgi?id=226361
>>>>>
>>>>> You could try checking out that project get it running in eclipse,
>>>>> then creating a product for it, exporting it as an exe and see if it
>>>>> works.
>>>>>
>>>>> Let me know if that makes sense.
>>>>>
>>>>> On Wed, May 14, 2008 at 1:44 PM, Tom Ware <tom.ware@xxxxxxxxxx> wrote:
>>>>>>
>>>>>> The nightly bundles we build are built in ant.  The eventual goal is
>>>>>> only
>>>>>> to
>>>>>> publish PDE projects for the org.eclipse.persistence.* plugins.  The
>>>>>> others
>>>>>> will only be shipped as jars.
>>>>>>
>>>>>> At the moment, my attempt at recreation is through running equinox
>>>>>> standalone, importing all the required bundles and starting my
>>>>>> application.
>>>>>>  That does not seem to be sufficient.  I'll try some different
>>>>>> strategies
>>>>>> to
>>>>>> see if I can recreate. Anything you can let me know that will help
>>>>>> recreate
>>>>>> will be helpful.
>>>>>>
>>>>>> Thanks,
>>>>>> Tom
>>>>>>
>>>>>> Tim Hollosy wrote:
>>>>>>>
>>>>>>> I'll try to duplicate with the nightly plugins, but how are you
>>>>>>> testing?  Are you creating a product in eclipse and exporting from
>>>>>>> there, or are you using ant?
>>>>>>>
>>>>>>> I'll try to duplicate our issue with the comics example I checked in,
>>>>>>> then it'll be easier for you to dup, i'll check back in later.
>>>>>>>
>>>>>>>
>>>>>>> On Wed, May 14, 2008 at 11:41 AM, Tom Ware <tom.ware@xxxxxxxxxx>
>>>>>>> wrote:
>>>>>>>>
>>>>>>>> Hi Tim,
>>>>>>>>
>>>>>>>>  We are now creating plugins as part of our build.  I was unable to
>>>>>>>> recreate
>>>>>>>> the issue you mention below with those plug-ins.  I am wondering if
>>>>>>>> you
>>>>>>>> still get it with those plugins.
>>>>>>>>
>>>>>>>>  The most recent plugins are published with our nightly builds.  Just
>>>>>>>> look
>>>>>>>> for: eclipselink-plugins-incubation-20080514.zip for last night's
>>>>>>>> build
>>>>>>>> at:
>>>>>>>>
>>>>>>>> http://www.eclipse.org/eclipselink/downloads/nightly.php
>>>>>>>>
>>>>>>>> Note: There is an issue with the ant plug-in found in the zip file
>>>>>>>> right
>>>>>>>> now, so you will likely have to export that file from our Eclispe PDE
>>>>>>>> project for now.
>>>>>>>>
>>>>>>>> -Tom
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Tim Hollosy wrote:
>>>>>>>>>
>>>>>>>>> HI devs!
>>>>>>>>>
>>>>>>>>> After mucking around trying to get OSGi EclipseLink to work
>>>>>>>>> _outside_
>>>>>>>>> of eclipse (an exported eclipse product),  We've finally gotten it
>>>>>>>>> to
>>>>>>>>> work:
>>>>>>>>>
>>>>>>>>> In
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> org.eclipse.persistence.internal.jpa.deployment.PersistenceUnitProcessor
>>>>>>>>> in the processPersistenceArchive method
>>>>>>>>>
>>>>>>>>> Instead of getting the XML stream from the "Archive" class like:
>>>>>>>>> InputStream pxmlStream =
>>>>>>>>> archive.getEntry("META-INF/persistence.xml");
>>>>>>>>>
>>>>>>>>> -- which doesn't work for some reason.
>>>>>>>>>
>>>>>>>>> You can instead use the classLoader's getResourceAsStream method
>>>>>>>>> like
>>>>>>>>> this:
>>>>>>>>>
>>>>>>>>> InputStream pxmlStream =
>>>>>>>>> loader.getResourceAsStream("META-INF/persistence.xml");
>>>>>>>>>
>>>>>>>>> I'm not exactly sure why the Archive class stuff doesn't work
>>>>>>>>> outside
>>>>>>>>> of eclipse, since the getResources() call on the classLoader seems
>>>>>>>>> to
>>>>>>>>> work fine, but I thought someone might be interested in this work
>>>>>>>>> around.
>>>>>>>>>
>>>>>>>>> As an aside -- I think you might want to look at testing outside of
>>>>>>>>> eclipse, since apparently osgi in and outside of eclipse are two
>>>>>>>>> different animals.
>>>>>>>>>
>>>>>>>>> Thanks!
>>>>>>>>> Tim
>>>>>>>>> _______________________________________________
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>>>>>>>>> eclipselink-dev@xxxxxxxxxxx
>>>>>>>>> https://dev.eclipse.org/mailman/listinfo/eclipselink-dev
>>>>>>>>
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>
>
> --
> ./tch
>



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./tch