[hibernate-issues] [Hibernate-JIRA] Commented: (ANN-615) Inherited relationships not found in collections of subclasses of the entity containing the relationship

[Michael Newcomb (JIRA)]

    [ http://opensource.atlassian.com/projects/hibernate/browse/ANN-615?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_27009 ] 

Michael Newcomb commented on ANN-615:
-------------------------------------

FWIW, it seems that @MappedSuperclass is what I should have been using in the first place.

> Inherited relationships not found in collections of subclasses of the entity containing the relationship
> --------------------------------------------------------------------------------------------------------
>
>                 Key: ANN-615
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/ANN-615
>             Project: Hibernate Annotations
>          Issue Type: Bug
>          Components: binder
>            Reporter: Michael Newcomb
>
> Consider: 
> @Entity 
> public class A 
> { 
> @Id 
> @GeneratedValue 
> protected int id; 
> @OneToMany(mappedBy = "a") 
> protected Collection<C> c; 
> } 
> @Entity 
> public abstract class B 
> { 
> @Id 
> @GeneratedValue 
> protected int id; 
> @ManyToOne 
> protected A a; 
> } 
> @Entity 
> public class C 
> extends B 
> { 
> } 
> Gives the following errors upon deployment: 
> Caused by: org.hibernate.AnnotationException: mappedBy reference an unknown target entity property: com.gd.iewtpt.isi.C.a in com.gd.iewtpt.isi.A.c 
> at org.hibernate.cfg.annotations.CollectionBinder.bindStarToManySecondPass(CollectionBinder.java:552) 
> at org.hibernate.cfg.annotations.CollectionBinder$1.secondPass(CollectionBinder.java:517) 
> at org.hibernate.cfg.CollectionSecondPass.doSecondPass(CollectionSecondPass.java:43) 
> at org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1130) 
> at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:316) 
> at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1115) 
> at org.hibernate.ejb.Ejb3Configuration.buildMappings(Ejb3Configuration.java:1269) 
> at org.hibernate.ejb.EventListenerConfigurator.configure(EventListenerConfigurator.java:150) 
> at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:888) 
> at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:186) 
> at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:246) 
> ... 7 more 
> I can get around this issue, but it seems there is a bug here...

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