[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-6754) Derived Identifiers and Inheritance not working together

[Jason Pyeron (JIRA)]

    [ http://opensource.atlassian.com/projects/hibernate/browse/HHH-6754?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=44117#comment-44117 ] 

Jason Pyeron commented on HHH-6754:
-----------------------------------

{code}
java.lang.AssertionError: java.lang.UnsupportedOperationException
        at com.millennialmedia.test.HibernateBase.setup(HibernateBase.java:49)
        at com.millennialmedia.enterprisews.operational.model.prefered.TestCase.testHibernateStartup(TestCase.java:20)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
        at org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
        at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:35)
        at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:115)
        at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:97)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.maven.surefire.booter.ProviderFactory$ClassLoaderProxy.invoke(ProviderFactory.java:103)
        at $Proxy0.invoke(Unknown Source)
        at org.apache.maven.surefire.booter.SurefireStarter.invokeProvider(SurefireStarter.java:150)
        at org.apache.maven.surefire.booter.SurefireStarter.runSuitesInProcess(SurefireStarter.java:91)
        at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:69)
Caused by: java.lang.UnsupportedOperationException
        at org.hibernate.util.EmptyIterator.next(EmptyIterator.java:41)
        at org.hibernate.util.JoinedIterator.next(JoinedIterator.java:76)
        at org.hibernate.util.JoinedIterator.next(JoinedIterator.java:76)
        at org.hibernate.cfg.Ejb3JoinColumn.buildJoinColumn(Ejb3JoinColumn.java:323)
        at org.hibernate.cfg.AnnotationBinder.makeInheritanceJoinColumns(AnnotationBinder.java:1157)
        at org.hibernate.cfg.AnnotationBinder.bindClass(AnnotationBinder.java:566)
        at org.hibernate.cfg.Configuration$MetadataSourceQueue.processAnnotatedClassesQueue(Configuration.java:3979)
        at org.hibernate.cfg.Configuration$MetadataSourceQueue.processMetadata(Configuration.java:3933)
        at org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1368)
        at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1826)
        at com.millennialmedia.test.HibernateBase.setup(HibernateBase.java:44)
        ... 31 more
{code}

> Derived Identifiers and Inheritance not working together
> --------------------------------------------------------
>
>                 Key: HHH-6754
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-6754
>             Project: Hibernate Core
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 3.6.7
>            Reporter: Jason Pyeron
>         Attachments: issue.tgz
>
>
> // striped down for clarity
> @Entity
> public class Base //Works
> {
>     @Id @ManyToOne ParentA id1;
>     @Id @ManyToOne Value id2;
> }
> @Entity
> @Inheritance(strategy=InheritanceType.JOINED)
> @DiscriminatorColumn(name="dtype",discriminatorType=DiscriminatorType.STRING)
> public class Base2 //Works
> {
>     @Id @ManyToOne ParentA id1;
>     @Id @ManyToOne Value id2;
> }
> @Entity
> @Inheritance(strategy=InheritanceType.JOINED)
> @DiscriminatorColumn(name="dtype",discriminatorType=DiscriminatorType.STRING)
> public class Base3 //Fails
> {
>     @Id @ManyToOne ParentA id1;
>     @Id @ManyToOne Value id2;
> }
> @Entity
> @DiscriminatorValue("subtype")
> public class Subtype extends Base3
> {
> }

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