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  1. NetBeans
  2. NETBEANS-336

"NPE in jpql validation: null" without impact on functioning

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Details

    • Bug
    • Status: Open
    • Major
    • Resolution: Unresolved
    • 9.0
    • None
    • javaee - Persistence
    • None

    Description

      I'm seeing the following exception repeatedly without any obvious impact on the functioning of the IDE:

      INFO [org.netbeans.modules.j2ee.jpa.verification.JPAProblemFinder]: NPE in jpql validation: null
      java.lang.NullPointerException
      	at org.netbeans.modules.j2ee.persistence.spi.jpql.TypeRepository.getType(TypeRepository.java:120)
      	at org.netbeans.modules.j2ee.persistence.spi.jpql.Mapping.getType(Mapping.java:65)
      	at org.eclipse.persistence.jpa.jpql.tools.GenericSemanticValidatorHelper.getMappingType(GenericSemanticValidatorHelper.java:266)
      	at org.eclipse.persistence.jpa.jpql.tools.GenericSemanticValidatorHelper.getMappingType(GenericSemanticValidatorHelper.java:1)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.validateCollectionValuedPathExpression(AbstractSemanticValidator.java:897)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.validateCollectionMemberExpression(AbstractSemanticValidator.java:869)
      	at org.eclipse.persistence.jpa.jpql.tools.DefaultSemanticValidator.validateCollectionMemberExpression(DefaultSemanticValidator.java:526)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.visit(AbstractSemanticValidator.java:2693)
      	at org.eclipse.persistence.jpa.jpql.parser.CollectionMemberExpression.accept(CollectionMemberExpression.java:91)
      	at org.eclipse.persistence.jpa.jpql.parser.NotExpression.acceptChildren(NotExpression.java:65)
      	at org.eclipse.persistence.jpa.jpql.AbstractValidator.visit(AbstractValidator.java:743)
      	at org.eclipse.persistence.jpa.jpql.parser.AnonymousExpressionVisitor.visit(AnonymousExpressionVisitor.java:379)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.validateNotExpression(AbstractSemanticValidator.java:1897)
      	at org.eclipse.persistence.jpa.jpql.tools.DefaultSemanticValidator.validateNotExpression(DefaultSemanticValidator.java:883)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.visit(AbstractSemanticValidator.java:2976)
      	at org.eclipse.persistence.jpa.jpql.parser.NotExpression.accept(NotExpression.java:58)
      	at org.eclipse.persistence.jpa.jpql.parser.AbstractConditionalClause.acceptChildren(AbstractConditionalClause.java:72)
      	at org.eclipse.persistence.jpa.jpql.AbstractValidator.visit(AbstractValidator.java:743)
      	at org.eclipse.persistence.jpa.jpql.parser.AnonymousExpressionVisitor.visit(AnonymousExpressionVisitor.java:624)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.validateWhereClause(AbstractSemanticValidator.java:2540)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.visit(AbstractSemanticValidator.java:3264)
      	at org.eclipse.persistence.jpa.jpql.parser.WhereClause.accept(WhereClause.java:59)
      	at org.eclipse.persistence.jpa.jpql.parser.AbstractSelectStatement.acceptChildren(AbstractSelectStatement.java:94)
      	at org.eclipse.persistence.jpa.jpql.parser.SelectStatement.acceptChildren(SelectStatement.java:110)
      	at org.eclipse.persistence.jpa.jpql.AbstractValidator.visit(AbstractValidator.java:743)
      	at org.eclipse.persistence.jpa.jpql.parser.AnonymousExpressionVisitor.visit(AnonymousExpressionVisitor.java:470)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.validateSelectStatement(AbstractSemanticValidator.java:2038)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.visit(AbstractSemanticValidator.java:3087)
      	at org.eclipse.persistence.jpa.jpql.parser.SelectStatement.accept(SelectStatement.java:102)
      	at org.eclipse.persistence.jpa.jpql.AbstractSemanticValidator.visit(AbstractSemanticValidator.java:2886)
      	at org.eclipse.persistence.jpa.jpql.parser.JPQLExpression.accept(JPQLExpression.java:136)
      	at org.eclipse.persistence.jpa.jpql.tools.AbstractJPQLQueryHelper.validateSemantic(AbstractJPQLQueryHelper.java:519)
      	at org.eclipse.persistence.jpa.jpql.tools.AbstractJPQLQueryHelper.validate(AbstractJPQLQueryHelper.java:463)
      	at org.eclipse.persistence.jpa.jpql.tools.AbstractJPQLQueryHelper.validate(AbstractJPQLQueryHelper.java:450)
      [catch] at org.netbeans.modules.j2ee.jpa.verification.rules.entity.JPQLValidation$1.run(JPQLValidation.java:178)
      	at org.netbeans.modules.j2ee.jpa.verification.rules.entity.JPQLValidation$1.run(JPQLValidation.java:173)
      	at org.netbeans.modules.j2ee.persistenceapi.metadata.orm.annotation.EntityMappingsMetadataModelImpl$1.call(EntityMappingsMetadataModelImpl.java:59)
      	at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.runCallable(AnnotationModelHelper.java:231)
      	at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.access$100(AnnotationModelHelper.java:54)
      	at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper$2.run(AnnotationModelHelper.java:159)
      	at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper$2.run(AnnotationModelHelper.java:156)
      	at org.netbeans.modules.java.source.parsing.MimeTask.run(MimeTask.java:60)
      	at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:586)
      	at org.netbeans.modules.parsing.api.ParserManager$MimeTaskAction.run(ParserManager.java:357)
      	at org.netbeans.modules.parsing.api.ParserManager$MimeTaskAction.run(ParserManager.java:340)
      	at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:181)
      	at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:178)
      	at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:153)
      	at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:335)
      	at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:118)
      	at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:67)
      	at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:178)
      	at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:311)
      	at org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:430)
      	at org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:422)
      	at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.runJavaSourceTask(AnnotationModelHelper.java:156)
      	at org.netbeans.modules.j2ee.metadata.model.api.support.annotation.AnnotationModelHelper.runJavaSourceTask(AnnotationModelHelper.java:124)
      	at org.netbeans.modules.j2ee.persistenceapi.metadata.orm.annotation.EntityMappingsMetadataModelImpl.runReadAction(EntityMappingsMetadataModelImpl.java:57)
      	at org.netbeans.modules.j2ee.metadata.model.api.MetadataModel.runReadAction(MetadataModel.java:97)
      	at org.netbeans.modules.j2ee.jpa.verification.rules.entity.JPQLValidation.apply(JPQLValidation.java:173)
      	at sun.reflect.GeneratedMethodAccessor257.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at org.netbeans.modules.java.hints.providers.code.CodeHintProviderImpl$WorkerImpl.createErrors(CodeHintProviderImpl.java:317)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.runHint(HintsInvoker.java:798)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.doComputeHints(HintsInvoker.java:563)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHintsImpl(HintsInvoker.java:283)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:228)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:193)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:166)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:128)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:114)
      	at org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:65)
      	at org.netbeans.modules.java.source.JavaSourceAccessor$CancelableTaskWrapper.run(JavaSourceAccessor.java:273)
      	at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:561)
      	at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.run(TaskProcessor.java:786)
      	at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279)
      	at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.execute(TaskProcessor.java:702)
      	at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:663)
      	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      	at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
      	at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
      	at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
      	at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
      

      experienced with 9.0-beta-rc2-43-g346c2aba4

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            Unassigned Unassigned
            krichter Karl-Philipp Richter
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              Created:
              Updated: