[hibernate-issues] [Hibernate-JIRA] Created: (HHH-3868) Merging transient entity with a component property with parent mapping causes NullPointerException
Merging transient entity with a component property with parent mapping causes
NullPointerException
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Key: HHH-3868
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3868
Project: Hibernate Core
Issue Type: Bug
Components: core
Affects Versions: 3.3.1, 3.2.6
Environment: Core 3.3.1.GA, Annotations 3.4.0.GA, HSQL 1.8, SQLServer2005
Reporter: Vinnie Luther
Attachments: TransientMergeComponentParent.zip
Merge a transient entity with a component mapping with a parent mapping causes
java.lang.NullPointerException
at
org.hibernate.engine.StatefulPersistenceContext.proxyFor(StatefulPersistenceContext.java:693)
at org.hibernate.type.ComponentType.instantiate(ComponentType.java:515)
at org.hibernate.type.ComponentType.replace(ComponentType.java:482)
at org.hibernate.type.TypeFactory.replace(TypeFactory.java:538)
at
org.hibernate.event.def.DefaultMergeEventListener.copyValues(DefaultMergeEventListener.java:429)
at
org.hibernate.event.def.DefaultMergeEventListener.entityIsTransient(DefaultMergeEventListener.java:231)
at
org.hibernate.event.def.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:170)
at
org.hibernate.event.def.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:81)
at org.hibernate.impl.SessionImpl.fireMerge(SessionImpl.java:704)
at org.hibernate.impl.SessionImpl.merge(SessionImpl.java:688)
at org.hibernate.impl.SessionImpl.merge(SessionImpl.java:692)
at
test.TransientMergeComponentParentTest.testTransientMergeComponentParent(TransientMergeComponentParentTest.java:31)
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.internal.runners.TestMethodRunner.executeMethodBody(TestMethodRunner.java:99)
at org.junit.internal.runners.TestMethodRunner.runUnprotected(TestMethodRunner.java:81)
at
org.junit.internal.runners.BeforeAndAfterRunner.runProtected(BeforeAndAfterRunner.java:34)
at org.junit.internal.runners.TestMethodRunner.runMethod(TestMethodRunner.java:75)
at org.junit.internal.runners.TestMethodRunner.run(TestMethodRunner.java:45)
at
org.junit.internal.runners.TestClassMethodsRunner.invokeTestMethod(TestClassMethodsRunner.java:66)
at org.junit.internal.runners.TestClassMethodsRunner.run(TestClassMethodsRunner.java:35)
at org.junit.internal.runners.TestClassRunner$1.runUnprotected(TestClassRunner.java:42)
at
org.junit.internal.runners.BeforeAndAfterRunner.runProtected(BeforeAndAfterRunner.java:34)
at org.junit.internal.runners.TestClassRunner.run(TestClassRunner.java:52)
at
org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:45)
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)
Removing @Parent mappings from component solved the problem. Attached is an eclipse
project with demonstration minus the hibernate core 3.3.1, annotations 3.4.0 dependencies
and hsqldb jar.
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