composite-id and association with property-ref causing PropertyAccessException ------------------------------------------------------------------------------ Key: HHH-3601 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3601 Project: Hibernate Core Issue Type: Bug Components: core Affects Versions: 3.3.1 Reporter: Anthony Patricio Attachments: CidAndPropertyRefBug.zip Order has a composite id We also have Order OneToMany LineItem using a property-ref, see attached testcase (build from 3.3.1 core test suite project) when trying to load the collection, following exception is raised 10:35:50,046 ERROR BasicPropertyAccessor:191 - IllegalArgumentException in class: org.hibernate.test.cid.propertyref.Order$Id, getter method of property: customerId org.hibernate.PropertyAccessException: IllegalArgumentException occurred calling getter of org.hibernate.test.cid.propertyref.Order$Id.customerId at org.hibernate.property.BasicPropertyAccessor$BasicGetter.get(BasicPropertyAccessor.java:195) at org.hibernate.tuple.component.AbstractComponentTuplizer.getPropertyValue(AbstractComponentTuplizer.java:87) at org.hibernate.tuple.component.AbstractComponentTuplizer.getPropertyValues(AbstractComponentTuplizer.java:93) at org.hibernate.tuple.component.PojoComponentTuplizer.getPropertyValues(PojoComponentTuplizer.java:109) at org.hibernate.type.ComponentType.getPropertyValues(ComponentType.java:376) at org.hibernate.type.ComponentType.getHashCode(ComponentType.java:207) at org.hibernate.engine.EntityKey.generateHashCode(EntityKey.java:126) at org.hibernate.engine.EntityKey.<init>(EntityKey.java:70) at org.hibernate.engine.StatefulPersistenceContext.getCollectionOwner(StatefulPersistenceContext.java:701) at org.hibernate.loader.Loader.readCollectionElement(Loader.java:1016) at org.hibernate.loader.Loader.readCollectionElements(Loader.java:669) at org.hibernate.loader.Loader.getRowFromResultSet(Loader.java:614) at org.hibernate.loader.Loader.doQuery(Loader.java:724) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:259) at org.hibernate.loader.Loader.loadCollection(Loader.java:2015) at org.hibernate.loader.collection.CollectionLoader.initialize(CollectionLoader.java:59) at org.hibernate.persister.collection.AbstractCollectionPersister.initialize(AbstractCollectionPersister.java:587) at org.hibernate.event.def.DefaultInitializeCollectionEventListener.onInitializeCollection(DefaultInitializeCollectionEventListener.java:83) at org.hibernate.impl.SessionImpl.initializeCollection(SessionImpl.java:1743) at org.hibernate.collection.AbstractPersistentCollection.forceInitialization(AbstractPersistentCollection.java:476) at org.hibernate.engine.StatefulPersistenceContext.initializeNonLazyCollections(StatefulPersistenceContext.java:867) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:264) at org.hibernate.loader.Loader.doList(Loader.java:2228) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2125) at org.hibernate.loader.Loader.list(Loader.java:2120) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:401) at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:361) at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:196) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1148) at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102) at org.hibernate.test.cid.propertyref.CompositeIdTest.testQuery(CompositeIdTest.java:59) 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:585) at junit.framework.TestCase.runTest(TestCase.java:154) at org.hibernate.junit.functional.FunctionalTestCase.runTest(FunctionalTestCase.java:125) at junit.framework.TestCase.runBare(TestCase.java:127) at org.hibernate.junit.UnitTestCase.runBare(UnitTestCase.java:63) at junit.framework.TestResult$1.protect(TestResult.java:106) at junit.framework.TestResult.runProtected(TestResult.java:124) at junit.framework.TestResult.run(TestResult.java:109) at junit.framework.TestCase.run(TestCase.java:118) at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196) Caused by: java.lang.IllegalArgumentException: object is not an instance of declaring class at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.hibernate.property.BasicPropertyAccessor$BasicGetter.get(BasicPropertyAccessor.java:169) ... 48 more May be the same source as http://opensource.atlassian.com/projects/hibernate/browse/HHH-2843 where user is reporting "I think this is a bug. After adding some extra debugging to the hibernate code, Hibernate is passing in an array of of the properties and trying to call the getter on the array instead of the containing object. " -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://opensource.atlassian.com/projects/hibernate/secure/Administrators.... - For more information on JIRA, see: http://www.atlassian.com/software/jira