[Hibernate-issues] [Hibernate-JIRA] Resolved: (EJB-204) ClassCastException when using <mapped-superclass> in orm.xml

[Emmanuel B. (JIRA) <no...@at...>]

     [ http://opensource.atlassian.com/projects/hibernate/browse/EJB-204?page=all ]
     
Emmanuel Bernard resolved EJB-204:
----------------------------------

    Fix Version: 3.2.0
     Resolution: Fixed

Cool

> ClassCastException when using <mapped-superclass> in orm.xml
> ------------------------------------------------------------
>
>          Key: EJB-204
>          URL: http://opensource.atlassian.com/projects/hibernate/browse/EJB-204
>      Project: Hibernate Entity Manager
>         Type: Bug

>   Components: EntityManager
>     Versions: 3.2.0.cr1
>  Environment: Hibernate 3.2.0 cr2, EntityManager 3.2.0 cr1 and Annotations 3.2.0 cr1
>     Reporter: Levi Purvis
>     Priority: Minor
>      Fix For: 3.2.0

>
>
> Using a <mapped-superclass> element in orm.xml will generate the following exception:
> javax.persistence.PersistenceException: java.lang.ClassCastException: $Proxy0
> 	at org.hibernate.ejb.Ejb3Configuration.createEntityManagerFactory(Ejb3Configuration.java:217)
> 	at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:114)
> 	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:37)
> 	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:27)
> 	......
> Caused by: java.lang.ClassCastException: $Proxy0
> 	at org.hibernate.reflection.java.EJB3OverridenAnnotationReader.getMappedSuperclass(EJB3OverridenAnnotationReader.java:1688)
> 	at org.hibernate.reflection.java.EJB3OverridenAnnotationReader.initAnnotations(EJB3OverridenAnnotationReader.java:285)
> 	at org.hibernate.reflection.java.EJB3OverridenAnnotationReader.isAnnotationPresent(EJB3OverridenAnnotationReader.java:257)
> 	at org.hibernate.reflection.java.JavaXAnnotatedElement.isAnnotationPresent(JavaXAnnotatedElement.java:40)
> 	at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:237)
> 	at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1034)
> 	at org.hibernate.ejb.Ejb3Configuration.buildMappings(Ejb3Configuration.java:1015)
> 	at org.hibernate.ejb.EventListenerConfigurator.configure(EventListenerConfigurator.java:154)
> 	at org.hibernate.ejb.Ejb3Configuration.createEntityManagerFactory(Ejb3Configuration.java:751)
> 	at org.hibernate.ejb.Ejb3Configuration.createFactory(Ejb3Configuration.java:151)
> 	at org.hibernate.ejb.Ejb3Configuration.createEntityManagerFactory(Ejb3Configuration.java:205)
> 	... 19 more
> Also see the following thread:
> http://forum.hibernate.org/viewtopic.php?t=960744

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