public bool MapToMapFromEntity(ISessionImplementor session, IDictionary <String, Object> data, Object newObj, Object oldObj)
{
//Simon 27/06/2010 - era new LinkedHashMap
IDictionary <String, Object> newData = new Dictionary <String, Object>();
data.Add(propertyData.Name, newData);
// If this property is originally non-insertable, but made insertable because it is in a many-to-one "fake"
// bi-directional relation, we always store the "old", unchaged data, to prevent storing changes made
// to this field. It is the responsibility of the collection to properly update it if it really changed.
delegat.MapToMapFromEntity(newData, nonInsertableFake ? oldObj : newObj);
//noinspection SimplifiableConditionalExpression
return(nonInsertableFake ? false : !Toolz.EntitiesEqual(session, newObj, oldObj));
}
private void generateBidirectionalCollectionChangeWorkUnits(AuditProcess auditProcess,
IEntityPersister entityPersister,
string entityName,
IList <object> newState,
IList <object> oldState,
ISessionImplementor session)
{
// Checking if this is enabled in configuration ...
if (!VerCfg.GlobalCfg.GenerateRevisionsForCollections)
{
return;
}
// Checks every property of the entity, if it is an "owned" to-one relation to another entity.
// If the value of that property changed, and the relation is bi-directional, a new revision
// for the related entity is generated.
var propertyNames = entityPersister.PropertyNames;
for (var i = 0; i < propertyNames.GetLength(0); i++)
{
var propertyName = propertyNames[i];
var relDesc = VerCfg.EntCfg.GetRelationDescription(entityName, propertyName);
if (relDesc != null &&
relDesc.Bidirectional &&
relDesc.RelationType == RelationType.ToOne &&
relDesc.Insertable)
{
// Checking for changes
var oldValue = oldState?[i];
var newValue = newState?[i];
if (!Toolz.EntitiesEqual(session, oldValue, newValue))
{
// We have to generate changes both in the old collection (size decreses) and new collection
// (size increases).
if (newValue != null)
{
addCollectionChangeWorkUnit(auditProcess, session, entityName, relDesc, newValue);
}
if (oldValue != null)
{
addCollectionChangeWorkUnit(auditProcess, session, entityName, relDesc, oldValue);
}
}
}
}
}
private void GenerateBidirectionalCollectionChangeWorkUnits(AuditSync verSync, IEntityPersister entityPersister,
String entityName, Object[] newState, Object[] oldState,
ISessionImplementor session)
{
// Checking if this is enabled in configuration ...
if (!verCfg.GlobalCfg.isGenerateRevisionsForCollections())
{
return;
}
// Checks every property of the entity, if it is an "owned" to-one relation to another entity.
// If the value of that property changed, and the relation is bi-directional, a new revision
// for the related entity is generated.
String[] propertyNames = entityPersister.PropertyNames;
for (int i = 0; i < propertyNames.GetLength(0); i++)
{
String propertyName = propertyNames[i];
RelationDescription relDesc = verCfg.EntCfg.GetRelationDescription(entityName, propertyName);
if (relDesc != null && relDesc.Bidirectional && relDesc.RelationType == RelationType.TO_ONE &&
relDesc.Insertable)
{
// Checking for changes
Object oldValue = oldState == null ? null : oldState[i];
Object newValue = newState == null ? null : newState[i];
if (!Toolz.EntitiesEqual(session, oldValue, newValue))
{
// We have to generate changes both in the old collection (size decreses) and new collection
// (size increases).
//<TODO Simon: doua if-uri cu cod duplicat, refact.
if (newValue != null)
{
// relDesc.getToEntityName() doesn't always return the entity name of the value - in case
// of subclasses, this will be root class, no the actual class. So it can't be used here.
String toEntityName;
// Java: Serializable id
object id;
if (newValue is INHibernateProxy)
{
INHibernateProxy hibernateProxy = (INHibernateProxy)newValue;
toEntityName = session.BestGuessEntityName(newValue);
id = hibernateProxy.HibernateLazyInitializer.Identifier;
// We've got to initialize the object from the proxy to later read its state.
newValue = NHibernate.Envers.Tools.Toolz.GetTargetFromProxy(session.Factory, hibernateProxy);
}
else
{
toEntityName = session.GuessEntityName(newValue);
IIdMapper idMapper = verCfg.EntCfg[toEntityName].GetIdMapper();
id = idMapper.MapToIdFromEntity(newValue);
}
verSync.AddWorkUnit(new CollectionChangeWorkUnit(session, toEntityName, verCfg, id, newValue));
}
if (oldValue != null)
{
String toEntityName;
object id;
if (oldValue is INHibernateProxy)
{
INHibernateProxy hibernateProxy = (INHibernateProxy)oldValue;
toEntityName = session.BestGuessEntityName(oldValue);
id = hibernateProxy.HibernateLazyInitializer.Identifier;
// We've got to initialize the object as we'll read it's state anyway.
oldValue = Toolz.GetTargetFromProxy(session.Factory, hibernateProxy);
}
else
{
toEntityName = session.GuessEntityName(oldValue);
IIdMapper idMapper = verCfg.EntCfg[toEntityName].GetIdMapper();
id = idMapper.MapToIdFromEntity(oldValue);
}
verSync.AddWorkUnit(new CollectionChangeWorkUnit(session, toEntityName, verCfg, id, oldValue));
}
}
}
}
}
private bool checkModified(ISessionImplementor session, object newObj, object oldObj)
{
return(!_nonInsertableFake && !Toolz.EntitiesEqual(session, newObj, oldObj));
}