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https://issues.apache.org/jira/browse/OPENJPA-602?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Vorburger updated OPENJPA-602:
--------------------------------------
Attachment: FullStackTrace-OPENJPA-602.txt
> NullPointerException at
> org.apache.openjpa.jdbc.meta.strats.RelationToManyInverseKeyFieldStrategy.map
> -----------------------------------------------------------------------------------------------------
>
> Key: OPENJPA-602
> URL: https://issues.apache.org/jira/browse/OPENJPA-602
> Project: OpenJPA
> Issue Type: Bug
> Components: jdbc
> Affects Versions: 1.1.0
> Reporter: Michael Vorburger
> Priority: Minor
> Attachments: FullStackTrace-OPENJPA-602.txt, OneToMany-test.zip
>
>
> The example I'll attach crashes with an NPE when running the mappingtool.
> Caused by: java.lang.NullPointerException
> at
> org.apache.openjpa.jdbc.meta.strats.RelationToManyInverseKeyFieldStrategy.map(RelationToManyInverseKeyFieldStrategy.java:136)
> at
> org.apache.openjpa.jdbc.meta.strats.RelationCollectionInverseKeyFieldStrategy.map(RelationCollectionInverseKeyFieldStrategy.java:95)
> at
> org.apache.openjpa.jdbc.meta.FieldMapping.setStrategy(FieldMapping.java:120)
> at
> org.apache.openjpa.jdbc.meta.RuntimeStrategyInstaller.installStrategy(RuntimeStrategyInstaller.java:80)
> at
> org.apache.openjpa.jdbc.meta.FieldMapping.resolveMapping(FieldMapping.java:438)
> at
> org.apache.openjpa.jdbc.meta.FieldMapping.resolve(FieldMapping.java:403)
> at
> org.apache.openjpa.jdbc.meta.ClassMapping.resolveMapping(ClassMapping.java:812)
> The goal of this JIRA is not (neccessarily) to support the kind of mapping
> that would be required for this (which may be hard), but to at least print a
> clear error and not an NPE...
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