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<p style="margin: 10px 0 0 0"><a href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=dometec" class="user-hover" rel="dometec" style="color: #3b73af; text-decoration: none">Domenico Briganti</a>, I was able to reproduce this and will take a closer look when I have a chance. Notes for myself:</p>
<p style="margin: 10px 0 0 0">CollectionBinder#bind had a relevant fix commented out – switched it to the following:\</p>
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<span class="code-comment" style="color: #808080">// <span class="code-keyword" style="color: #000091; color: #808080">do</span> it right away, otherwise @ManyToOne on composite element call addSecondPass
</span> <span class="code-comment" style="color: #808080">// and raise a ConcurrentModificationException
</span> sp.doSecondPass( CollectionHelper.EMPTY_MAP );
<span class="code-comment" style="color: #808080">// mappings.addSecondPass( sp, !isMappedBy );</span>
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<p style="margin: 10px 0 0 0">Your entities had the following, causing the issue:</p>
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<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
User
@ElementCollection(fetch = FetchType.EAGER)
<span class="code-keyword" style="color: #000091">private</span> Set<Address> addresses;
Address
@ElementCollection(fetch = FetchType.EAGER)
@Enumerated(EnumType.STRING)
<span class="code-keyword" style="color: #000091">private</span> Set<AddressType> type;
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<p style="margin: 10px 0 0 0">Un-commenting that fix results in an exception at the following stack. Something goofy is going on with the CompositeElementPropertyMapping sequence – Address#type is being interpreted as "One to One", according to the exception.</p>
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<span class="code-object" style="color: #910091">Thread</span> [main] (Suspended (breakpoint at line 61 in AbstractPropertyMapping))
CompositeElementPropertyMapping(AbstractPropertyMapping).getIdentifierColumnNames() line: 61
CompositeElementPropertyMapping(AbstractPropertyMapping).initPropertyPaths(<span class="code-object" style="color: #910091">String</span>, Type, <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], Mapping) line: 187
CompositeElementPropertyMapping(AbstractPropertyMapping).initComponentPropertyPaths(<span class="code-object" style="color: #910091">String</span>, CompositeType, <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], Mapping) line: 285
CompositeElementPropertyMapping.<init>(<span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>[], CompositeType, Mapping) line: 49
BasicCollectionPersister(AbstractCollectionPersister).<init>(Collection, CollectionRegionAccessStrategy, Configuration, SessionFactoryImplementor) line: 551
BasicCollectionPersister.<init>(Collection, CollectionRegionAccessStrategy, Configuration, SessionFactoryImplementor) line: 76
NativeConstructorAccessorImpl.newInstance0(Constructor, <span class="code-object" style="color: #910091">Object</span>[]) line: not available [<span class="code-keyword" style="color: #000091">native</span> method]
NativeConstructorAccessorImpl.newInstance(<span class="code-object" style="color: #910091">Object</span>[]) line: 57
DelegatingConstructorAccessorImpl.newInstance(<span class="code-object" style="color: #910091">Object</span>[]) line: 45
Constructor<T>.newInstance(<span class="code-object" style="color: #910091">Object</span>...) line: 525
PersisterFactoryImpl.create(<span class="code-object" style="color: #910091">Class</span><CollectionPersister>, <span class="code-object" style="color: #910091">Class</span>[], <span class="code-object" style="color: #910091">Object</span>, <span class="code-object" style="color: #910091">Object</span>, CollectionRegionAccessStrategy, SessionFactoryImplementor) line: 231
PersisterFactoryImpl.createCollectionPersister(Configuration, Collection, CollectionRegionAccessStrategy, SessionFactoryImplementor) line: 201
SessionFactoryImpl.<init>(Configuration, Mapping, ServiceRegistry, Settings, SessionFactoryObserver) line: 421
Configuration.buildSessionFactory(ServiceRegistry) line: 1849
TestCase(BaseCoreFunctionalTestCase).buildSessionFactory() line: 147
NativeMethodAccessorImpl.invoke0(Method, <span class="code-object" style="color: #910091">Object</span>, <span class="code-object" style="color: #910091">Object</span>[]) line: not available [<span class="code-keyword" style="color: #000091">native</span> method]
NativeMethodAccessorImpl.invoke(<span class="code-object" style="color: #910091">Object</span>, <span class="code-object" style="color: #910091">Object</span>[]) line: 57
DelegatingMethodAccessorImpl.invoke(<span class="code-object" style="color: #910091">Object</span>, <span class="code-object" style="color: #910091">Object</span>[]) line: 43
Method.invoke(<span class="code-object" style="color: #910091">Object</span>, <span class="code-object" style="color: #910091">Object</span>...) line: 601
TestClassMetadata.performCallbackInvocation(Method, <span class="code-object" style="color: #910091">Object</span>) line: 209
TestClassMetadata.invokeCallback(Method, <span class="code-object" style="color: #910091">Object</span>) line: 196
TestClassMetadata.performCallbacks(LinkedHashSet<Method>, <span class="code-object" style="color: #910091">Object</span>) line: 190
TestClassMetadata.performBeforeClassCallbacks(<span class="code-object" style="color: #910091">Object</span>) line: 181
BeforeClassCallbackHandler.evaluate() line: 42
AfterClassCallbackHandler.evaluate() line: 42
CustomRunner(ParentRunner<T>).run(RunNotifier) line: 300
JUnit4TestMethodReference(JUnit4TestReference).run(TestExecution) line: 50
TestExecution.run(ITestReference[]) line: 38
RemoteTestRunner.runTests(<span class="code-object" style="color: #910091">String</span>[], <span class="code-object" style="color: #910091">String</span>, TestExecution) line: 467
RemoteTestRunner.runTests(TestExecution) line: 683
RemoteTestRunner.run() line: 390
RemoteTestRunner.main(<span class="code-object" style="color: #910091">String</span>[]) line: 197
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<td class="page-title-pattern-first-line " style="padding: 0px; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-8564" style="color: #3b73af; text-decoration: none"><img src="https://hibernate.atlassian.net/images/icons/issuetypes/bug.png" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /></a> <a href="https://hibernate.atlassian.net/browse/HHH-8564" style="color: #3b73af; text-decoration: none">HHH-8564</a>
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<td style="vertical-align: top;; padding: 0px; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://hibernate.atlassian.net/browse/HHH-8564" style="color: #3b73af; text-decoration: none">ConcurrentModificationException during schema creationg </a> </span>
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Hi, I have a entity User that have an @ElementCollection of Address (@Embeddable) with a @ElementCollection of AddressType. <br /> <br /> I attach the test case. <br /> <br /> This is the stack trace: <br /> <br /> Caused by: java.util.ConcurrentModificationException <br /> at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:819) <br /> at java.util.ArrayList$Itr.remove(...
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