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https://issues.apache.org/jira/browse/OPENJPA-2233?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Helen Xu updated OPENJPA-2233:
------------------------------
Attachment: OPENJPA-2233.patch
double checked the persistence spec, the Identity field is not supported in
embeddable entity.
Changed the code to check that condition before invoke pcGetIDOwningClass. Log
the user error as well.
> Failed to invoke pcGetIDOwningClass method on embeddable entity with ID
> annotation
> ----------------------------------------------------------------------------------
>
> Key: OPENJPA-2233
> URL: https://issues.apache.org/jira/browse/OPENJPA-2233
> Project: OpenJPA
> Issue Type: Bug
> Components: Enhance
> Affects Versions: 2.0.1, 2.1.0, 2.2.0, 2.3.0
> Reporter: Helen Xu
> Assignee: Helen Xu
> Attachments: OPENJPA-2233.patch
>
>
> It failed to invoke pcGetIDOwningClass method on an embeddable entity which
> has the ID annotation. here is the exception:
> java.lang.NoSuchMethodError:
> com/xxx/xxx/entity/MyClass.pcGetIDOwningClass()Ljava/lang/Class;
> at com.xxx.xxx.entity.MyClass.pcNewObjectIdInstance(MyClass.java)
> at org.apache.openjpa.enhance.PCRegistry.newObjectId(PCRegistry.java:137)
> at
> org.apache.openjpa.meta.MetaDataRepository.processRegisteredClass(MetaDataRepository.java:1661)
> at
> org.apache.openjpa.meta.MetaDataRepository.processRegisteredClasses(MetaDataRepository.java:1615)
> at
> org.apache.openjpa.meta.ClassMetaData.getPCSubclasses(ClassMetaData.java:365)
> at
> org.apache.openjpa.jdbc.meta.MappingRepository.findBaseClassMapping(MappingRepository.java:1510)
> at
> org.apache.openjpa.jdbc.meta.MappingRepository.prepareMapping(MappingRepository.java:403)
> at
> org.apache.openjpa.meta.MetaDataRepository.preMapping(MetaDataRepository.java:736)
> at
> org.apache.openjpa.meta.MetaDataRepository.resolve(MetaDataRepository.java:625)
> at
> org.apache.openjpa.meta.MetaDataRepository.getMetaDataInternal(MetaDataRepository.java:385)
> at
> org.apache.openjpa.meta.MetaDataRepository.getMetaData(MetaDataRepository.java:358)
> at
> org.apache.openjpa.meta.MetaDataRepository.resolveAll(MetaDataRepository.java:1923)
> at
> org.apache.openjpa.meta.MetaDataRepository.getQueryMetaDataInternal(MetaDataRepository.java:1901)
> at
> org.apache.openjpa.meta.MetaDataRepository.getQueryMetaData(MetaDataRepository.java:1888)
> at
> org.apache.openjpa.persistence.EntityManagerImpl.createNamedQuery(EntityManagerImpl.java:1013)
> This is because it uses different condition to add and invoke
> pcNewObjectIdInstance method in PCEnhancer.
> here is the section it adds pcNewObjectIdInstance in PCEnhancer.addPCMethods
> if (_meta.hasAbstractPKField() == true) {
> addGetIDOwningClass();
> }
> here is the section it invokes pcNewObjectIdInstance in
> PCEnhancer.addNewObjectIdInstanceMethod
> if(_meta.isEmbeddedOnly() || _meta.hasAbstractPKField() == true) {
> code.aload().setThis();
> code.invokevirtual().setMethod(PRE + "GetIDOwningClass",
> Class.class, null);
> } else {
> code.classconstant().setClass(getType(_meta));
> }
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