[hibernate-issues] [JIRA] (HHH-16855) With IdClass if parts of composite key is auto generated, while saving PropertyAccessException thrown

Arul Pragasam ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=59fd553... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiM2E4OTczMGVl... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16855?atlOrigin=eyJpIjoiM2E4OT... ) HHH-16855 ( https://hibernate.atlassian.net/browse/HHH-16855?atlOrigin=eyJpIjoiM2E4OT... ) With IdClass if parts of composite key is auto generated, while saving PropertyAccessException thrown ( https://hibernate.atlassian.net/browse/HHH-16855?atlOrigin=eyJpIjoiM2E4OT... ) Issue Type: Bug Assignee: Unassigned Attachments: JPAUnitTestCaseIdClass.java Created: 26/Jun/2023 20:08 PM Priority: Major Reporter: Arul Pragasam ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=59fd553... ) I have a composite primary key * Account_id * id Id column is a generated value using GenerationType.IDENTITY strategy. When we create a new instance and save using hibernate entity manager, we get below exception *Code:* doInJPA( ()->entityManagerFactory, em -> { SalesContact contact = new SalesContact(); contact.setFirstName( "John" ); contact.setAccountId(1L); entityManager.persist( contact ); Assertions.assertNotNull(contact.getId()); }); *Exception* org.hibernate.PropertyAccessException: Could not set value of type [org.hibernate.id.IdentifierGeneratorHelper$2] : `org.hibernate.bugs.JPAUnitTestCaseIdClass$CompositeKey.id` (setter) at org.hibernate.property.access.spi.SetterFieldImpl.set(SetterFieldImpl.java:86) at org.hibernate.mapping.Component$ValueGenerationPlan.execute(Component.java:666) at org.hibernate.id.CompositeNestedGeneratedValueGenerator.generate(CompositeNestedGeneratedValueGenerator.java:111) at org.hibernate.id.IdentifierGenerator.generate(IdentifierGenerator.java:147) at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:120) at org.hibernate.event.internal.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:175) at org.hibernate.event.internal.DefaultPersistEventListener.persist(DefaultPersistEventListener.java:93) at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:77) at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:54) at org.hibernate.event.service.internal.EventListenerGroupImpl.fireEventOnEachListener(EventListenerGroupImpl.java:127) at org.hibernate.internal.SessionImpl.firePersist(SessionImpl.java:755) at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:739) at org.hibernate.bugs.JPAUnitTestCaseIdClass.lambda$HHH16849$1(JPAUnitTestCaseIdClass.java:53) at org.hibernate.testing.transaction.TransactionUtil.doInJPA(TransactionUtil.java:258) at org.hibernate.testing.transaction.TransactionUtil.doInJPA(TransactionUtil.java:299) at org.hibernate.bugs.JPAUnitTestCaseIdClass.HHH16849(JPAUnitTestCaseIdClass.java:48) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:568) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63) at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329) at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293) at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) at org.junit.runners.ParentRunner.run(ParentRunner.java:413) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69) at com.intellij.rt.junit.IdeaTestRunner$Repeater$1.execute(IdeaTestRunner.java:38) at com.intellij.rt.execution.junit.TestsRepeater.repeat(TestsRepeater.java:11) at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:35) at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:235) at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:54) Caused by: java.lang.IllegalArgumentException: Can not set java.lang.Long field org.hibernate.bugs.JPAUnitTestCaseIdClass$CompositeKey.id to org.hibernate.id.IdentifierGeneratorHelper$2 at java.base/jdk.internal.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:167) at java.base/jdk.internal.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:171) at java.base/jdk.internal.reflect.UnsafeObjectFieldAccessorImpl.set(UnsafeObjectFieldAccessorImpl.java:81) at java.base/java.lang.reflect.Field.set(Field.java:799) at org.hibernate.property.access.spi.SetterFieldImpl.set(SetterFieldImpl.java:55) ... 44 more ( https://hibernate.atlassian.net/browse/HHH-16855#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16855#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! 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