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Re: [eclipselink-users] Help with static weaving on OC4J seeing ._toplink_setmyColumn
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I still haven't gotten this to work. I'm using spring 2.5.6 I wonder
if that has something to do with it...
./tch
On Fri, Jul 2, 2010 at 4:14 PM, Tim Hollosy <hollosyt@xxxxxxxxx> wrote:
> So, debuggint the agressive oc4j class loader, here's what I've found.
> During start up the classloader closes. Then when I try to load up the
> app, apparantly it can't create the EntityManager because the
> classloader has already been destroyed. I don't understand why though,
> here's the trace from the classloader:
>
> 10/07/02 16:07:49 ClassLoader closing: MyApp.web.MyApp:0.0.1 (ID #1ea817f)
> at oracle.classloader.util.ClassLoadTracing$LoaderListener.loaderClosing(ClassLoadTracing.java:821)
> at oracle.classloader.EventDispatcher.loaderClosing(EventDispatcher.java:238)
> at oracle.classloader.PolicyClassLoader.close(PolicyClassLoader.java:1109)
> at oracle.classloader.PolicyClassLoader.close(PolicyClassLoader.java:1069)
> at com.evermind.server.ejb.persistence.PersistenceUnitInfoImpl.destroy(PersistenceUnitInfoImpl.java:128)
> at com.evermind.server.ejb.persistence.PersistenceUnitManagerImpl.initializePersistenceUnit(PersistenceUnitManagerImpl.java:172)
> at com.evermind.server.ejb.persistence.PersistenceUnitManagerImpl.initialize(PersistenceUnitManagerImpl.java:87)
> at com.evermind.server.http.HttpApplication.createDefaultPersistenceUnitManager(HttpApplication.java:875)
> at com.evermind.server.http.HttpApplication.<init>(HttpApplication.java:844)
> at com.evermind.server.ApplicationStateRunning.getHttpApplication(ApplicationStateRunning.java:435)
> at com.evermind.server.Application.getHttpApplication(Application.java:592)
> at com.evermind.server.http.HttpSite$HttpApplicationRunTimeReference.createHttpApplicationFromReference(HttpSite.java:2280)
> at com.evermind.server.http.HttpSite$HttpApplicationRunTimeReference.<init>(HttpSite.java:2199)
> at com.evermind.server.http.HttpSite.initApplications(HttpSite.java:701)
> at com.evermind.server.http.HttpSite.setConfig(HttpSite.java:308)
> at com.evermind.server.http.HttpServer.setSites(HttpServer.java:280)
> at com.evermind.server.http.HttpServer.setConfig(HttpServer.java:180)
> at com.evermind.server.ApplicationServer.initializeHttp(ApplicationServer.java:2541)
> at com.evermind.server.ApplicationServer.setConfig(ApplicationServer.java:1058)
> at com.evermind.server.ApplicationServerLauncher.run(ApplicationServerLauncher.java:131)
> at java.lang.Thread.run(Thread.java:595)
>
> 10/07/02 16:07:49 ClassLoader destroyed: MyApp.web.MyApp:0.0.1 (ID #1ea817f)
> at oracle.classloader.util.ClassLoadTracing$LoaderListener.loaderDestroyed(ClassLoadTracing.java:833)
> at oracle.classloader.EventDispatcher.loaderDestroyed(EventDispatcher.java:254)
> at oracle.classloader.PolicyClassLoader.close(PolicyClassLoader.java:1187)
> at oracle.classloader.PolicyClassLoader.close(PolicyClassLoader.java:1069)
> at com.evermind.server.ejb.persistence.PersistenceUnitInfoImpl.destroy(PersistenceUnitInfoImpl.java:128)
> at com.evermind.server.ejb.persistence.PersistenceUnitManagerImpl.initializePersistenceUnit(PersistenceUnitManagerImpl.java:172)
> at com.evermind.server.ejb.persistence.PersistenceUnitManagerImpl.initialize(PersistenceUnitManagerImpl.java:87)
> at com.evermind.server.http.HttpApplication.createDefaultPersistenceUnitManager(HttpApplication.java:875)
> at com.evermind.server.http.HttpApplication.<init>(HttpApplication.java:844)
> at com.evermind.server.ApplicationStateRunning.getHttpApplication(ApplicationStateRunning.java:435)
> at com.evermind.server.Application.getHttpApplication(Application.java:592)
> at com.evermind.server.http.HttpSite$HttpApplicationRunTimeReference.createHttpApplicationFromReference(HttpSite.java:2280)
> at com.evermind.server.http.HttpSite$HttpApplicationRunTimeReference.<init>(HttpSite.java:2199)
> at com.evermind.server.http.HttpSite.initApplications(HttpSite.java:701)
> at com.evermind.server.http.HttpSite.setConfig(HttpSite.java:308)
> at com.evermind.server.http.HttpServer.setSites(HttpServer.java:280)
> at com.evermind.server.http.HttpServer.setConfig(HttpServer.java:180)
> at com.evermind.server.ApplicationServer.initializeHttp(ApplicationServer.java:2541)
> at com.evermind.server.ApplicationServer.setConfig(ApplicationServer.java:1058)
> at com.evermind.server.ApplicationServerLauncher.run(ApplicationServerLauncher.java:131)
> at java.lang.Thread.run(Thread.java:595)
> ./tch
>
>
>
> On Fri, Jul 2, 2010 at 3:33 PM, Tim Hollosy <hollosyt@xxxxxxxxx> wrote:
>> Thanks for your help Chris.
>>
>> So I'm trying to use Eclipselink as my provider and have been banging
>> my head against the wall all day. I can't for the life of me get OC4J
>> to deploy my app if I specifically tell it that EclipseLink is the
>> persistence provider.
>>
>> It will fail with ClassLoader issues, I followed the wiki and set up
>> the shared lib both ways, once with it's own, then overriding the
>> oracle.persistence system library.
>>
>> Here's the error I get when oc4j tries to deploy the PU.
>>
>> Depoloyment of PersistenceUnit [myModel] failed.
>>
>> Internal Exception: java.lang.IllegalStateException: ClassLoader
>> "myapp.web:0.0.1" (from (web-module) in ...path): This loader has been
>> closed and should not be in use.
>>
>>
>>
>>
>> ./tch
>>
>>
>>
>> On Fri, Jul 2, 2010 at 3:25 PM, Christopher Delahunt
>> <christopher.delahunt@xxxxxxxxxx> wrote:
>>> I'm not sure your options are correct.
>>> The problem you are encountering is that you have specified that the jar
>>> uses static weaving, but it has not been statically woven for TopLink
>>> Essentials. So the options are:
>>> 1) Use EclipseLink, but you will need to add the EclipseLink.jar as a shared
>>> library or add it to the Ear, and change the persistence.xml so that it
>>> references it as the provider via the
>>> <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider> tag.
>>> With this, you can then use dynamic weaving or static weaving (be sure your
>>> jar is statically woven though)
>>> 2) Use TopLink Essentials. Either change the persistence.xml so that it
>>> uses dynamic weaving, or statically weave your jar.
>>>
>>> There is a demo showing EclipseLink being used in OC4J at:
>>> http://wiki.eclipse.org/EclipseLink/Examples/JPA/OC4J_Web_Tutorial
>>>
>>> Best Regards,
>>> Chris
>>>
>>> On 02/07/2010 2:08 PM, Tim Hollosy wrote:
>>>
>>> Ah, I think that's the issue. I was never actually _using_ static
>>> weaving in the past. So when I was deploying since I had
>>> eclipselink.jar in my WEB-INF/lib directory. Eclipselink was still
>>> used, but now that eclipselink needs to use the weaved classes that
>>> must happen at some deeper level. So OC4J is trying to use toplink
>>> essentials instead.
>>>
>>> So my options are:
>>> -Don't weave (bad because all this eager fetching will kill me).
>>> -Replace toplink with eclipselink on the server (bad because i have to
>>> convince sysadmins to change something!)
>>>
>>>
>>> ./tch
>>>
>>>
>>>
>>> On Fri, Jul 2, 2010 at 1:18 PM, Christopher Delahunt
>>> <christopher.delahunt@xxxxxxxxxx> wrote:
>>>
>>>
>>> Hello,
>>>
>>> If it is looking for a _toplink_methodName, then it is using TopLink
>>> Essentials as the persistence provider rather than EclipseLink. Have you
>>> specified the provider name in your persistence.xml or are you relying on
>>> the default?
>>> TopLink Essentials was the default JPA provider in 10g OC4J releases.
>>> Best Regards,
>>> Chris
>>>
>>> On 02/07/2010 12:48 PM, Tim Hollosy wrote:
>>>
>>>
>>> I have some statically weaved classes that are having issues when
>>> deployed to my OC4J server. It's working fine in Jetty.
>>>
>>> I'm seeing errors like: java.lang.NoSuchMethoderror:
>>> com.my.entity.Entity._toplink_setmyColumn
>>>
>>> The only thing I've changed was using lazy fetching, I could use some
>>> help from the oracle guys debugging. My first thought is that I have a
>>> bad library on the system and it's trying to use some toplink stuff
>>> instead of the correct eclipselink.jar in my WEB-INF/lib. I'm using
>>> OC4J 10.1.3.3 and Eclipselink 2.
>>>
>>> I have the eclipselink.weaving property set to static.
>>>
>>> Any direction on how to debug this would be helpful.
>>>
>>> Thanks
>>>
>>> ./tch
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>>> eclipselink-users mailing list
>>> eclipselink-users@xxxxxxxxxxx
>>> https://dev.eclipse.org/mailman/listinfo/eclipselink-users
>>>
>>>
>>>
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>>>
>>>
>>>
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>>>
>>>
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>>>
>>
>
