NullPointerException at
org.apache.openjpa.jdbc.meta.strats.RelationToManyInverseKeyFieldStrategy.map
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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
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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