Re: Misleading error message

[Craig L Russell]

Hi Erik,

Please file a JIRA issue on this so we can track it.

Thanks,

Craig

On Aug 23, 2007, at 3:44 PM, Erik Bengtson wrote:

Hi,


misleading message is raised that indicates a missing a EntityManager
persistence provider, but should actually tell me that my resource
jpox.properties cannot be found.

PersistenceManagerFactory pmf =
JDOHelper.getPersistenceManagerFactory("jpox.properties");

------------------

javax.persistence.Persistence.createEntityManagerFactory(String)
        at javax.jdo.JDOHelper.getPMFFromEMF(JDOHelper.java:1210)
        at javax.jdo.JDOHelper.getPersistenceUnit(JDOHelper.java:952)

        at org.jpox.persistence.Main.main(Main.java:10)
NestedThrowablesStackTrace:
java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at javax.jdo.JDOHelper.getPMFFromEMF(JDOHelper.java:1194)
        at javax.jdo.JDOHelper.getPersistenceUnit(JDOHelper.java:952)

        at org.jpox.persistence.Main.main(Main.java:10)

EntityManager named jpox.properties
        at

        at

        ... 10 moreg

Running the following code, and if the jpox.properties cannot be found, a Exception in thread "main" javax.jdo.JDOFatalUserException: Unable to invoke at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java: 894) at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java: 836) at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java: 814) at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java: 894) at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java: 836) at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java: 814) Caused by: javax.persistence.PersistenceException: No Persistence provider for javax.persistence.Persistence.createEntityManagerFactory (Persistence.java:89) javax.persistence.Persistence.createEntityManagerFactory (Persistence.java:60)

Craig Russell
Architect, Sun Java Enterprise System http://java.sun.com/products/jdo
408 276-5638 mailto:[EMAIL PROTECTED]
P.S. A good JDO? O, Gasp!

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