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<td class="page-title-pattern-first-line " style="padding: 0; 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-11117" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-292f36ad-9394-419a-a1ed-3cd9274370f5" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-11117" style="color: #3b73af; text-decoration: none">HHH-11117</a> </td>
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<td style="vertical-align: top;; padding: 0; 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-11117" style="color: #3b73af; text-decoration: none">LazyPropertyInitializer$1 cannot be cast to [B when calling Session.merge() on compile time enhanced entities</a> </span> </td>
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<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-avatar-292f36ad-9394-419a-a1ed-3cd9274370f5" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Affects Versions:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 5.2.2, 5.2.1 </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Unassigned </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Components:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> hibernate-core </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Created:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 20/Sep/2016 03:12 AM </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Environment:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Java 1.8 <br> <version.com.h2database>1.3.176</version.com.h2database> <br> <version.junit>4.11</version.junit> <br> <version.org.hibernate>5.2.1.Final</version.org.hibernate> / 5.2.2.Final <br> <version.org.slf4j>1.7.2</version.org.slf4j> <br> org.hibernate.orm.tooling:hibernate-enhance-maven-plugin:5.2.1.Final / 5.2.2.Final </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Priority:</th>
<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-static-major-8eb37e15-055a-468a-a446-492608790cc2" height="16" width="16" border="0" align="absmiddle" alt="Major" style="vertical-align: text-bottom"> Major </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Reporter:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="Mike2015" id="email_Mike2015" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=Mike2015" style="color:#6c797f;; color: #3b73af; text-decoration: none">Mike G</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0; margin-top: 0">Hello,</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Following my observations from <a href="https://forum.hibernate.org/viewtopic.php?p=2490445#p2490445" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">link </a> I open this ticket as instructed on same topic.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Basically I have 2 Hibernate persistent entities Company, Manager ("has a" relationship).<br> Manager.resume is annotated with (@Basic(fetch = FetchType.LAZY)). Both entity classes are compile time instrumented by org.hibernate.orm.tooling:hibernate-enhance-maven-plugin.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">At runtime during the transactional/Hibernate session scope:</p>
<ul class="alternate" type="square">
<li>create new instance Company/Manager</li>
<li>assemble them (they are still transient)</li>
<li>try to call session.merge(company). Following this I get the error below.<br> The use case can be reproduced with the attached test case.</li>
</ul> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">java.lang.ClassCastException: org.hibernate.bytecode.enhance.spi.LazyPropertyInitializer$1 cannot be cast to [B<br> at org.hibernate.type.descriptor.java.PrimitiveByteArrayTypeDescriptor.areEqual(PrimitiveByteArrayTypeDescriptor.java:26)<br> at org.hibernate.type.AbstractStandardBasicType.isEqual(AbstractStandardBasicType.java:195)<br> at org.hibernate.type.AbstractStandardBasicType.getReplacement(AbstractStandardBasicType.java:75)<br> at org.hibernate.type.AbstractStandardBasicType.replace(AbstractStandardBasicType.java:361)<br> at org.hibernate.type.TypeHelper.replace(TypeHelper.java:211)<br> at org.hibernate.event.internal.DefaultMergeEventListener.copyValues(DefaultMergeEventListener.java:430)<br> at org.hibernate.event.internal.DefaultMergeEventListener.entityIsTransient(DefaultMergeEventListener.java:232)<br> at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:172)<br> at org.hibernate.internal.SessionImpl.fireMerge(SessionImpl.java:881)<br> at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:848)<br> at org.hibernate.engine.spi.CascadingActions$6.cascade(CascadingActions.java:261)<br> at org.hibernate.engine.internal.Cascade.cascadeToOne(Cascade.java:391)<br> at org.hibernate.engine.internal.Cascade.cascadeAssociation(Cascade.java:316)<br> at org.hibernate.engine.internal.Cascade.cascadeProperty(Cascade.java:155)<br> at org.hibernate.engine.internal.Cascade.cascade(Cascade.java:104)<br> at org.hibernate.event.internal.AbstractSaveEventListener.cascadeAfterSave(AbstractSaveEventListener.java:445)<br> at org.hibernate.event.internal.DefaultMergeEventListener.entityIsTransient(DefaultMergeEventListener.java:238)<br> at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:172)<br> at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:68)<br> at org.hibernate.internal.SessionImpl.fireMerge(SessionImpl.java:857)<br> at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:838)<br> at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:843)<br> at org.hibernate.bugs.ORMUnitTestCase.hhh123Test(ORMUnitTestCase.java:88)<br> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<br> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)<br> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)<br> at java.lang.reflect.Method.invoke(Method.java:498)<br> at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)<br> at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)<br> at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)<br> at org.hibernate.testing.junit4.ExtendedFrameworkMethod.invokeExplosively(ExtendedFrameworkMethod.java:45)<br> at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)<br> at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)<br> at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)<br> at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">As I said in the post, by debugging and checking your github fixes for hibernate 4.x on same error:<br> Maybe a solution would be to modify the following method ? org.hibernate.type.TypeHelper.replace(Object[], Object[], Type[], SharedSessionContractImplementor, Object, Map, ForeignKeyDirection))</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">by adding a condition like you did when fixing the other</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Code:<br> else if ( target<span class="error">[i]</span> == LazyPropertyInitializer.UNFETCHED_PROPERTY ) {<br> if ( types<span class="error">[i]</span>.isMutable() ) </p> { copied[i] = types[i].deepCopy( original[i], session.getFactory() ); } <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"> else </p> { copied[i] = original[i]; } <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"> }</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">just as you did with the other one: org.hibernate.type.TypeHelper.replace(Object[], Object[], Type[], SharedSessionContractImplementor, Object, Map) in pull 891 <a href="https://github.com/hibernate/hibernate-orm/pull/891/files" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">https://github.com/hibernate/hibernate-orm/pull/891/files</a></p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">I think this method is called for MyEntity properties (org.hibernate.type.TypeHelper.replace(Object[], Object[], Type[], SharedSessionContractImplementor, Object, Map, ForeignKeyDirection))) because I am persisting MyEntity indirectly through a parent entity MyContainerEntity (one-to-one relation, MyEntity being the owning side).</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">So the particularity of this case is that that a child entity fails to get merged through a parent entity. The child entity is compile time instrumented and has a LAZY Basic attribute/property.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Thanks in advance for looking</p> </td>
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