[hibernate-issues] [Hibernate-JIRA] Assigned: (HHH-6317) Retrieving

[Lukasz Antoniak (JIRA)]

     [ http://opensource.atlassian.com/projects/hibernate/browse/HHH-6317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Lukasz Antoniak reassigned HHH-6317:
------------------------------------

    Assignee: Lukasz Antoniak

> Retrieving 
> -----------
>
>                 Key: HHH-6317
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-6317
>             Project: Hibernate Core
>          Issue Type: Bug
>          Components: envers
>    Affects Versions: 3.6.5
>            Reporter: Clint Popetz
>            Assignee: Lukasz Antoniak
>
> For the following mapping:
> {code}
> public class AnEntity extends HibernatePersistedObject {
> 	@Id
> 	@GeneratedValue
> 	private Long id;
> 	@OneToOne(optional=false,mappedBy="anEntity")
> 	private TargetEntity target;
> }
> public class TargetEntity { 
> 	@Id
> 	@GeneratedValue
> 	private Long id;
>         @ManyToOne
>         private AnEntity anEntity;
> }        
> {code}
> and the following query:
> {code}
> AuditReaderFactory.get(em).createQuery().
> 			forRevisionsOfEntity(AnEntity.class,false,false).
> 			add(AuditEntity.id().eq(id)).addOrder(AuditEntity.revisionNumber().desc()).
> 			setMaxResults(1).getSingleResult()
> {code}
> I get an NPE because the there is no EntityConfiguration for TargetEntity, as it is not audited:
> {noformat}
> java.lang.NullPointerException
> 	at org.hibernate.envers.query.impl.EntitiesAtRevisionQuery.list(EntitiesAtRevisionQuery.java:81)
> 	at org.hibernate.envers.query.impl.AbstractAuditQuery.getSingleResult(AbstractAuditQuery.java:108)
> 	at org.hibernate.envers.entities.mapper.relation.OneToOneNotOwningMapper.mapToEntityFromMap(OneToOneNotOwningMapper.java:82)
> 	at org.hibernate.envers.entities.mapper.MultiPropertyMapper.mapToEntityFromMap(MultiPropertyMapper.java:118)
> 	at org.hibernate.envers.entities.EntityInstantiator.createInstanceFromVersionsEntity(EntityInstantiator.java:100)
> 	at org.hibernate.envers.query.impl.RevisionsOfEntityQuery.list(RevisionsOfEntityQuery.java:135)
> 	at org.hibernate.envers.query.impl.AbstractAuditQuery.getSingleResult(AbstractAuditQuery.java:108)
> {noformat}

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