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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-12996" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-608ecab0-7661-4c9e-ad44-400f3c108948" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12996" style="color: #3b73af; text-decoration: none">HHH-12996</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-12996" style="color: #3b73af; text-decoration: none">Property paths for associations that are part of the entity ID (i.e. IdClass) are not initialized </a> </span> </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"> <a class="user-hover" rel="janwillem.meyling" id="email_janwillem.meyling" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=janwillem.meyling" style="color:#6c797f;; color: #3b73af; text-decoration: none">Jan-Willem Gmelig Meyling</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"> <span class="diffcontext">I have found an issue when trying to query an embedded identifier property from an association that is mapped as an identifier of an entity that uses IdClass.<br><br>Given the following domain:<br><br><br>{code:java}<br> @Entity(name = "BasicEntity")<br> public static class BasicEntity {<br> @Id Long key1;<br> }<br><br> @Entity(name = "IdClassEntity")<br> @IdClass( IdClassEntity.IdClassEntityId.class )<br> public static class IdClassEntity {<br> @Id @ManyToOne BasicEntity basicEntity;<br> @Id Long key2;<br><br> public static class IdClassEntityId implements Serializable {<br> Long basicEntity;<br> Long key2;<br> }<br> }<br><br> @Entity(name = "NestedIdClassEntity")<br> @IdClass( NestedIdClassEntity.NestedIdClassEntityId.class )<br> public static class NestedIdClassEntity {<br> @Id @ManyToOne IdClassEntity idClassEntity;<br> @Id Long key3;<br><br> public static class NestedIdClassEntityId implements Serializable {<br> IdClassEntity.IdClassEntityId idClassEntity;<br> Long key3;<br> }<br> }<br>{code}<br><br>The test:<br><br><br>{code:java}<br> s.createQuery( "SELECT a.idClassEntity.basicEntity.key1 FROM NestedIdClassEntity a " ).getResultList();<br><br>{code}<br><br><br>will fail with:<br><br><br>{code:java}<br>ava.lang.IllegalArgumentException: org.hibernate.QueryException: could not resolve property: key1 of: org.hibernate.test.idclass.NestedIdClassQueryTest$NestedIdClassEntity [SELECT a.idClassEntity.basicEntity.key1 FROM org.hibernate.test.idclass.NestedIdClassQueryTest$NestedIdClassEntity a ]<br><br> at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:138)<br> at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:181)<br> at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:188)<br> at org.hibernate.internal.AbstractSharedSessionContract.createQuery(AbstractSharedSessionContract.java:713)<br> at org.hibernate.internal.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:23)<br> at org.hibernate.test.idclass.NestedIdClassQueryTest.lambda$test$0(NestedIdClassQueryTest.java:53)<br> at org.hibernate.testing.transaction.TransactionUtil.doInHibernate(TransactionUtil.java:318)<br> at org.hibernate.test.idclass.NestedIdClassQueryTest.test(NestedIdClassQueryTest.java:52)<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$1.runReflectiveCall(FrameworkMethod.java:50)<br> at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)<br> at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)<br> at org.hibernate.testing.junit4.ExtendedFrameworkMethod.invokeExplosively(ExtendedFrameworkMethod.java:45)<br> at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)<br> at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)<br> at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)<br> at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298)<br> at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292)<br> at java.util.concurrent.FutureTask.run(FutureTask.java:266)<br> at java.lang.Thread.run(Thread.java:748)<br>Caused by: org.hibernate.QueryException: could not resolve property: key1 of: org.hibernate.test.idclass.NestedIdClassQueryTest$NestedIdClassEntity [SELECT a.idClassEntity.basicEntity.key1 FROM org.hibernate.test.idclass.NestedIdClassQueryTest$NestedIdClassEntity a ]<br> at org.hibernate.QueryException.generateQueryException(QueryException.java:120)<br> at org.hibernate.QueryException.wrapWithQueryString(QueryException.java:103)<br> at org.hibernate.hql.internal.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:220)<br> at org.hibernate.hql.internal.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:144)<br> at org.hibernate.engine.query.spi.HQLQueryPlan.<init>(HQLQueryPlan.java:118)<br> at org.hibernate.engine.query.spi.HQLQueryPlan.<init>(HQLQueryPlan.java:78)<br> at org.hibernate.engine.query.spi.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:158)<br> at org.hibernate.internal.AbstractSharedSessionContract.getQueryPlan(AbstractSharedSessionContract.java:595)<br> at org.hibernate.internal.AbstractSharedSessionContract.createQuery(AbstractSharedSessionContract.java:704)<br> ... 19 more<br>Caused by: org.hibernate.QueryException: could not resolve property: key1 of: org.hibernate.test.idclass.NestedIdClassQueryTest$NestedIdClassEntity<br> at org.hibernate.persister.entity.AbstractPropertyMapping.propertyException(AbstractPropertyMapping.java:73)<br> at org.hibernate.persister.entity.AbstractPropertyMapping.toType(AbstractPropertyMapping.java:67)<br> at org.hibernate.persister.entity.AbstractEntityPersister.toType(AbstractEntityPersister.java:1982)<br> at org.hibernate.hql.internal.ast.tree.FromElementType.getPropertyType(FromElementType.java:393)<br> at org.hibernate.hql.internal.ast.tree.FromElement.getPropertyType(FromElement.java:509)<br> at org.hibernate.hql.internal.ast.tree.DotNode.getDataType(DotNode.java:686)<br> at org.hibernate.hql.internal.ast.tree.DotNode.prepareLhs(DotNode.java:264)<br> at org.hibernate.hql.internal.ast.tree.DotNode.resolve(DotNode.java:204)<br> at org.hibernate.hql.internal.ast.tree.FromReferenceNode.resolve(FromReferenceNode.java:114)<br> at org.hibernate.hql.internal.ast.tree.FromReferenceNode.resolve(FromReferenceNode.java:109)<br> at org.hibernate.hql.internal.ast.tree.FromReferenceNode.resolve(FromReferenceNode.java:104)<br> at org.hibernate.hql.internal.ast.tree.DotNode.resolveSelectExpression(DotNode.java:748)<br> at org.hibernate.hql.internal.ast.HqlSqlWalker.resolveSelectExpression(HqlSqlWalker.java:1057)<br> at org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.selectExpr(HqlSqlBaseWalker.java:2295)<br> at org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.selectExprList(HqlSqlBaseWalker.java:2232)<br> at org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.selectClause(HqlSqlBaseWalker.java:1503)<br> at org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.query(HqlSqlBaseWalker.java:585)<br> at org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.selectStatement(HqlSqlBaseWalker.java:313)<br> at org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.statement(HqlSqlBaseWalker.java:261)<br> at org.hibernate.hql.internal.ast.QueryTranslatorImpl.analyze(QueryTranslatorImpl.java:272)<br> at org.hibernate.hql.internal.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:192)<br> ... 25 more<br>{code}<br><br><br>Because idClassEntity.basicEntity.key1 is not added as property path in the BasicEntityPropertyMapping. This is because idClassEntity.basicEntity is treated as a basic type, rather than an association type. This is most likely caused by the handling</span> <span class="diffaddedchars" style="background-color:#ddfade;"> of</span> <span class="diffcontext"> attributes that are derived from IdClass attributes in the metamodel, as reported in HHH-12842, although it might be possible to work around the issue without solving HHH-12842 (which would probably require some bigger rework of the IdClass related code).</span> </td>
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