org.hibernate.envers.internal.synchronization.work

Class CollectionChangeWorkUnit

java.lang.Object

org.hibernate.envers.internal.synchronization.work.AbstractAuditWorkUnit

org.hibernate.envers.internal.synchronization.work.CollectionChangeWorkUnit

All Implemented Interfaces:

AuditWorkUnit, WorkUnitMergeDispatcher, WorkUnitMergeVisitor

public class CollectionChangeWorkUnit
extends AbstractAuditWorkUnit
implements AuditWorkUnit

Author:

Adam Warski (adam at warski dot org), Michal Skowronek (mskowr at o2 dot pl)

Field Summary

Fields inherited from class org.hibernate.envers.internal.synchronization.work.AbstractAuditWorkUnit

auditStrategy, entityName, enversService, id, revisionType, sessionImplementor

Constructor Summary

Constructors

Constructor and Description
CollectionChangeWorkUnit(SessionImplementor session, String entityName, String collectionPropertyName, EnversService enversService, Serializable id, Object entity)

Method Summary

Modifier and Type	Method and Description
boolean	containsWork()
AuditWorkUnit	dispatch(WorkUnitMergeVisitor first) Should be invoked on the second work unit.
Map<String,Object>	generateData(Object revisionData)
AuditWorkUnit	merge(AddWorkUnit second)
AuditWorkUnit	merge(CollectionChangeWorkUnit second)
AuditWorkUnit	merge(DelWorkUnit second)
AuditWorkUnit	merge(FakeBidirectionalRelationWorkUnit second)
AuditWorkUnit	merge(ModWorkUnit second)
void	mergeCollectionModifiedData(Map<String,Object> data)

Methods inherited from class org.hibernate.envers.internal.synchronization.work.AbstractAuditWorkUnit

fillDataWithId, getEntityId, getEntityName, getRevisionType, isPerformed, perform, setPerformed, undo

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hibernate.envers.internal.synchronization.work.AuditWorkUnit

getEntityId, getEntityName, getRevisionType, isPerformed, perform, undo

Constructor Detail

CollectionChangeWorkUnit

public CollectionChangeWorkUnit(SessionImplementor session,
                                String entityName,
                                String collectionPropertyName,
                                EnversService enversService,
                                Serializable id,
                                Object entity)

Method Detail

containsWork

public boolean containsWork()

Specified by:

containsWork in interface AuditWorkUnit

generateData

public Map<String,Object> generateData(Object revisionData)

Specified by:

generateData in interface AuditWorkUnit

Parameters:

revisionData - The current revision data, which will be used to populate the work unit with the correct revision relation.

Returns:

Generates data that should be saved when performing this work unit.

mergeCollectionModifiedData

public void mergeCollectionModifiedData(Map<String,Object> data)

merge

public AuditWorkUnit merge(AddWorkUnit second)

Specified by:

merge in interface WorkUnitMergeVisitor

merge

public AuditWorkUnit merge(ModWorkUnit second)

Specified by:

merge in interface WorkUnitMergeVisitor

merge

public AuditWorkUnit merge(DelWorkUnit second)

Specified by:

merge in interface WorkUnitMergeVisitor

merge

public AuditWorkUnit merge(CollectionChangeWorkUnit second)

Specified by:

merge in interface WorkUnitMergeVisitor

merge

public AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second)

Specified by:

merge in interface WorkUnitMergeVisitor

dispatch

public AuditWorkUnit dispatch(WorkUnitMergeVisitor first)

Description copied from interface: WorkUnitMergeDispatcher

Should be invoked on the second work unit.

Specified by:

dispatch in interface WorkUnitMergeDispatcher

Parameters:

first - First work unit (that is, the one added earlier).

Returns:

The work unit that is the result of the merge.