protected void WriteChangeContainer(IChangeContainer changeContainer, IWriter writer, IncrementalMergeState incrementalState)
{
IObjRef objRef = changeContainer.Reference;
writer.WriteStartElement("Entity");
writer.WriteAttribute("type", objRef.RealType.FullName);
writer.WriteAttribute("id", ConversionHelper.ConvertValueToType <String>(objRef.Id));
if (objRef.Version != null)
{
writer.WriteAttribute("version", ConversionHelper.ConvertValueToType <String>(objRef.Version));
}
StateEntry stateEntry = incrementalState.objRefToStateMap.Get(objRef);
if (stateEntry == null)
{
throw new Exception();
}
writer.WriteAttribute("idx", stateEntry.index);
if (changeContainer is DeleteContainer)
{
writer.WriteEndElement();
return;
}
ICreateOrUpdateContainer createOrUpdate = (ICreateOrUpdateContainer)changeContainer;
WritePUIs(createOrUpdate.GetFullPUIs(), writer);
WriteRUIs(createOrUpdate.GetFullRUIs(), writer, incrementalState);
writer.WriteCloseElement("Entity");
}
public void SetLeftContainer(IChangeContainer leftContainer)
{
if (leftContainer != null && containerBuild != null)
{
throw new Exception();
}
this.leftContainer = leftContainer;
}
public void ProcessRead(IPostProcessReader reader)
{
reader.NextTag();
ICommandTypeRegistry commandTypeRegistry = reader.CommandTypeRegistry;
ICommandTypeExtendable commandTypeExtendable = reader.CommandTypeExtendable;
commandTypeExtendable.RegisterOverridingCommandType(typeof(MergeArraySetterCommand), typeof(ArraySetterCommand));
Object result = reader.ReadObject();
commandTypeExtendable.UnregisterOverridingCommandType(typeof(MergeArraySetterCommand), typeof(ArraySetterCommand));
if (!(result is CUDResult))
{
throw new Exception("Can only handle results of type '" + typeof(CUDResult).Name + "'. Result of type '"
+ result.GetType().Name + "' given.");
}
ICommandBuilder commandBuilder = CommandBuilder;
Member directObjRefDirectMember = this.directObjRefDirectMember;
CUDResult cudResult = (CUDResult)result;
IList <IChangeContainer> changes = cudResult.AllChanges;
for (int i = 0, size = changes.Count; i < size; i++)
{
IChangeContainer changeContainer = changes[i];
if (!(changeContainer is CreateContainer))
{
continue;
}
IObjRef ori = changeContainer.Reference;
if (ori == null)
{
continue;
}
else if (ori is DirectObjRef)
{
IObjectFuture objectFuture = new ObjRefFuture(ori);
IObjectCommand setterCommand = commandBuilder.Build(commandTypeRegistry, objectFuture, ori, directObjRefDirectMember);
reader.AddObjectCommand(setterCommand);
IObjectCommand mergeCommand = commandBuilder.Build(commandTypeRegistry, objectFuture, changeContainer);
reader.AddObjectCommand(mergeCommand);
}
else
{
throw new Exception("Not implemented yet");
}
}
}
protected IChangeContainer FillClonedChangeContainer(IChangeContainer original, IdentityHashMap <IChangeContainer, IChangeContainer> alreadyClonedMap)
{
IChangeContainer clone = alreadyClonedMap.Get(original);
if (clone is CreateContainer)
{
((CreateContainer)clone).Primitives = ClonePrimitives(((CreateContainer)original).Primitives);
((CreateContainer)clone).Relations = CloneRelations(((CreateContainer)original).Relations);
}
else if (clone is UpdateContainer)
{
((UpdateContainer)clone).Primitives = ClonePrimitives(((UpdateContainer)original).Primitives);
((UpdateContainer)clone).Relations = CloneRelations(((UpdateContainer)original).Relations);
}
((AbstractChangeContainer)clone).Reference = CloneObjRef(original.Reference, true);
return(clone);
}
protected IMap <Type, IList <IChangeContainer> > BucketSortChanges(IList <IChangeContainer> allChanges)
{
HashMap <Type, IList <IChangeContainer> > sortedChanges = new HashMap <Type, IList <IChangeContainer> >();
for (int i = allChanges.Count; i-- > 0;)
{
IChangeContainer changeContainer = allChanges[i];
IObjRef objRef = changeContainer.Reference;
Type type = objRef.RealType;
IList <IChangeContainer> changeContainers = sortedChanges.Get(type);
if (changeContainers == null)
{
changeContainers = new List <IChangeContainer>();
sortedChanges.Put(type, changeContainers);
}
changeContainers.Add(changeContainer);
}
return(sortedChanges);
}
protected IList <Object> GetAllExistingObjectsFromCache(ICache cache, IList <IChangeContainer> allChanges)
{
List <IObjRef> existingObjRefs = new List <IObjRef>(allChanges.Count);
for (int a = 0, size = allChanges.Count; a < size; a++)
{
IChangeContainer changeContainer = allChanges[a];
if (changeContainer is CreateContainer)
{
existingObjRefs.Add(null);
continue;
}
if (changeContainer.Reference is IDirectObjRef)
{
throw new Exception();
}
existingObjRefs.Add(changeContainer.Reference);
}
return(cache.GetObjects(existingObjRefs, CacheDirective.ReturnMisses));
}
protected void WriteCUDResult(ICUDResult cudResult, IWriter writer, IncrementalMergeState state)
{
IList <IChangeContainer> allChanges = cudResult.AllChanges;
List <CreateContainer> creates = new List <CreateContainer>();
List <UpdateContainer> updates = new List <UpdateContainer>();
List <DeleteContainer> deletes = new List <DeleteContainer>();
for (int a = allChanges.Count; a-- > 0;)
{
IChangeContainer changeContainer = allChanges[a];
if (changeContainer is CreateContainer)
{
creates.Add((CreateContainer)changeContainer);
}
else if (changeContainer is UpdateContainer)
{
updates.Add((UpdateContainer)changeContainer);
}
else
{
deletes.Add((DeleteContainer)changeContainer);
}
}
creates.Sort(createContainerComparator);
updates.Sort(updateContainerComparator);
deletes.Sort(deleteContainerComparator);
writer.WriteStartElement("CUDResult");
writer.WriteAttribute("size", allChanges.Count);
writer.WriteAttribute("creates", creates.Count);
writer.WriteAttribute("updates", updates.Count);
writer.WriteAttribute("deletes", deletes.Count);
writer.WriteStartElementEnd();
WriteChangeContainers(creates, writer, "Creates", state);
WriteChangeContainers(updates, writer, "Updates", state);
WriteChangeContainers(deletes, writer, "Deletes", state);
writer.WriteCloseElement("CUDResult");
}
public IList <IChangeContainer> GetChanges(Type type)
{
if (typeToModDict != null)
{
return(DictionaryExtension.ValueOrDefault(typeToModDict, type));
}
typeToModDict = new Dictionary <Type, IList <IChangeContainer> >();
for (int a = AllChanges.Count; a-- > 0;)
{
IChangeContainer changeContainer = AllChanges[a];
Type realType = changeContainer.Reference.RealType;
IList <IChangeContainer> modList = DictionaryExtension.ValueOrDefault(typeToModDict, realType);
if (modList == null)
{
modList = new List <IChangeContainer>();
typeToModDict.Add(realType, modList);
}
modList.Add(changeContainer);
}
return(DictionaryExtension.ValueOrDefault(typeToModDict, type));
}
public ICUDResult DiffCUDResult(ICUDResult left, ICUDResult right)
{
CUDResultDiff diff = new CUDResultDiff(left, right, true, CudResultHelper, EntityMetaDataProvider);
EqualsCUDResult(diff);
if (!diff.HasChanges())
{
return(null); // null means empty diff
}
IList <IChangeContainer> diffChanges = diff.diffChanges;
for (int a = diffChanges.Count; a-- > 0;)
{
IChangeContainer changeContainer = diffChanges[a];
if (!(changeContainer is CreateOrUpdateContainerBuild))
{
continue;
}
diffChanges[a] = ((CreateOrUpdateContainerBuild)changeContainer).Build();
}
return(new CUDResult(diffChanges, diff.originalRefs));
}
protected IList <MergeOperation> CreateMergeOperationSequence(IMap <Type, IList <IChangeContainer> > sortedChanges)
{
Type[] entityPersistOrder = EntityMetaDataProvider.GetEntityPersistOrder();
IList <MergeOperation> mergeOperations = new List <MergeOperation>();
if (entityPersistOrder != null)
{
for (int a = entityPersistOrder.Length; a-- > 0;)
{
Type orderedEntityType = entityPersistOrder[a];
IList <IChangeContainer> changes = sortedChanges.Get(orderedEntityType);
if (changes == null)
{
// No changes of current type found. Nothing to do here
continue;
}
List <IChangeContainer> removes = new List <IChangeContainer>(changes.Count);
List <IChangeContainer> insertsAndUpdates = new List <IChangeContainer>(changes.Count);
for (int b = changes.Count; b-- > 0;)
{
IChangeContainer change = changes[b];
if (change is DeleteContainer)
{
removes.Add(change);
}
else
{
insertsAndUpdates.Add(change);
}
}
if (removes.Count == 0)
{
// Nothing to do. Ordering is not necessary here
continue;
}
if (insertsAndUpdates.Count == 0)
{
sortedChanges.Remove(orderedEntityType);
}
else
{
sortedChanges.Put(orderedEntityType, insertsAndUpdates);
}
IMergeServiceExtension mergeServiceExtension = GetServiceForType(orderedEntityType);
MergeOperation mergeOperation = new MergeOperation();
mergeOperation.MergeServiceExtension = mergeServiceExtension;
mergeOperation.ChangeContainer = removes;
mergeOperations.Add(mergeOperation);
}
for (int a = 0, size = entityPersistOrder.Length; a < size; a++)
{
Type orderedEntityType = entityPersistOrder[a];
IList <IChangeContainer> changes = sortedChanges.Get(orderedEntityType);
if (changes == null)
{
// No changes of current type found. Nothing to do here
continue;
}
bool containsNew = false;
for (int b = changes.Count; b-- > 0;)
{
if (changes[b].Reference.Id == null)
{
containsNew = true;
break;
}
}
if (!containsNew)
{
// Nothing to do. Ordering is not necessary here
continue;
}
// Remove batch of changes where at least 1 new entity occured and
// this type of entity has to be inserted in a global order
sortedChanges.Remove(orderedEntityType);
IMergeServiceExtension mergeServiceExtension = GetServiceForType(orderedEntityType);
MergeOperation mergeOperation = new MergeOperation();
mergeOperation.MergeServiceExtension = mergeServiceExtension;
mergeOperation.ChangeContainer = changes;
mergeOperations.Add(mergeOperation);
}
}
// Everything which is left in the sortedChanges map can be merged without global order, so batch together as much as possible
foreach (Entry <Type, IList <IChangeContainer> > entry in sortedChanges)
{
Type type = entry.Key;
IList <IChangeContainer> unorderedChanges = entry.Value;
IMergeServiceExtension mergeServiceExtension = GetServiceForType(type);
if (mergeServiceExtension == null)
{
throw new Exception("No extension found to merge entities of type '" + type.FullName + "'");
}
bool cont = false;
foreach (MergeOperation existingMergeOperation in mergeOperations)
{
if (Object.ReferenceEquals(existingMergeOperation.MergeServiceExtension, mergeServiceExtension))
{
IList <IChangeContainer> orderedChanges = existingMergeOperation.ChangeContainer;
for (int b = unorderedChanges.Count; b-- > 0;)
{
orderedChanges.Add(unorderedChanges[b]);
}
cont = true;
break;
}
}
if (cont)
{
continue;
}
MergeOperation mergeOperation = new MergeOperation();
mergeOperation.MergeServiceExtension = mergeServiceExtension;
mergeOperation.ChangeContainer = unorderedChanges;
mergeOperations.Add(mergeOperation);
}
;
return(mergeOperations);
}
protected ICUDResult ApplyIntern(ICUDResult cudResult, bool checkBaseState, IncrementalMergeState incrementalState)
{
ICache stateCache = incrementalState.GetStateCache();
IList <IChangeContainer> allChanges = cudResult.AllChanges;
IList <Object> originalRefs = cudResult.GetOriginalRefs();
IList <Object> allObjects = GetAllExistingObjectsFromCache(stateCache, allChanges);
List <Object> hardRefs = new List <Object>();
hardRefs.Add(allObjects); // add list as item intended. adding each item of the source is NOT needed
List <IObjRef> toFetchFromCache = new List <IObjRef>();
List <DirectValueHolderRef> toPrefetch = new List <DirectValueHolderRef>();
List <IBackgroundWorkerDelegate> runnables = new List <IBackgroundWorkerDelegate>();
IEntityFactory entityFactory = this.EntityFactory;
IdentityHashMap <IObjRef, StateEntry> newObjRefToStateEntryMap = new IdentityHashMap <IObjRef, StateEntry>();
IdentityHashMap <IChangeContainer, IChangeContainer> alreadyClonedMap = new IdentityHashMap <IChangeContainer, IChangeContainer>();
List <IChangeContainer> newAllChanges = new List <IChangeContainer>(allChanges.Count);
for (int a = 0, size = allChanges.Count; a < size; a++)
{
IChangeContainer changeContainer = allChanges[a];
Object originalEntity = originalRefs[a];
StateEntry stateEntry = incrementalState.entityToStateMap.Get(originalEntity);
IChangeContainer newChangeContainer;
if (changeContainer is CreateContainer)
{
newChangeContainer = new CreateContainer();
}
else if (changeContainer is UpdateContainer)
{
newChangeContainer = new UpdateContainer();
}
else
{
newChangeContainer = new DeleteContainer();
}
newAllChanges.Add(newChangeContainer);
alreadyClonedMap.Put(changeContainer, newChangeContainer);
if (!(changeContainer is CreateContainer))
{
Object stateCacheEntity2 = allObjects[a];
stateEntry = incrementalState.entityToStateMap.Get(stateCacheEntity2);
if (stateEntry == null)
{
stateEntry = new StateEntry(stateCacheEntity2, changeContainer.Reference, incrementalState.entityToStateMap.Count + 1);
incrementalState.entityToStateMap.Put(stateCacheEntity2, stateEntry);
incrementalState.objRefToStateMap.Put(stateEntry.objRef, stateEntry);
}
// delete & update do not need further handling
continue;
}
Type realType = changeContainer.Reference.RealType;
Object stateCacheEntity;
if (stateEntry == null)
{
stateCacheEntity = entityFactory.CreateEntity(realType);
DirectObjRef directObjRef = new DirectObjRef(realType, stateCacheEntity);
directObjRef.CreateContainerIndex = a;
stateEntry = new StateEntry(stateCacheEntity, directObjRef, incrementalState.entityToStateMap.Count + 1);
incrementalState.entityToStateMap.Put(stateCacheEntity, stateEntry);
incrementalState.objRefToStateMap.Put(stateEntry.objRef, stateEntry);
newObjRefToStateEntryMap.Put(changeContainer.Reference, stateEntry);
}
else
{
stateCacheEntity = stateEntry.entity;
}
allObjects[a] = stateCacheEntity;
}
cloneStateTL.Value = new CloneState(newObjRefToStateEntryMap, incrementalState);
try
{
for (int a = allChanges.Count; a-- > 0;)
{
IChangeContainer changeContainer = allChanges[a];
IObjRefContainer entity = (IObjRefContainer)allObjects[a];
changeContainer = FillClonedChangeContainer(changeContainer, alreadyClonedMap);
IPrimitiveUpdateItem[] puis;
IRelationUpdateItem[] ruis;
if (changeContainer is CreateContainer)
{
CreateContainer createContainer = (CreateContainer)changeContainer;
puis = createContainer.Primitives;
ruis = createContainer.Relations;
}
else if (changeContainer is UpdateContainer)
{
UpdateContainer updateContainer = (UpdateContainer)changeContainer;
puis = updateContainer.Primitives;
ruis = updateContainer.Relations;
}
else
{
((IDataObject)entity).ToBeDeleted = true;
continue;
}
IEntityMetaData metaData = ((IEntityMetaDataHolder)entity).Get__EntityMetaData();
ApplyPrimitiveUpdateItems(entity, puis, metaData);
if (ruis != null)
{
bool isUpdate = changeContainer is UpdateContainer;
foreach (IRelationUpdateItem rui in ruis)
{
ApplyRelationUpdateItem(entity, rui, isUpdate, metaData, toPrefetch, toFetchFromCache, checkBaseState, runnables);
}
}
}
while (toPrefetch.Count > 0 || toFetchFromCache.Count > 0 || runnables.Count > 0)
{
if (toPrefetch.Count > 0)
{
PrefetchHelper.Prefetch(toPrefetch);
toPrefetch.Clear();
}
if (toFetchFromCache.Count > 0)
{
IList <Object> fetchedObjects = stateCache.GetObjects(toFetchFromCache, CacheDirective.None);
hardRefs.Add(fetchedObjects); // add list as item intended. adding each item of the source is NOT needed
toFetchFromCache.Clear();
}
IBackgroundWorkerDelegate[] runnableArray = runnables.ToArray();
runnables.Clear();
foreach (IBackgroundWorkerDelegate runnable in runnableArray)
{
runnable();
}
}
List <Object> newObjects = new List <Object>(allObjects.Count);
List <DirectValueHolderRef> changedRelationRefs = new List <DirectValueHolderRef>();
for (int a = allObjects.Count; a-- > 0;)
{
IChangeContainer newChange = newAllChanges[a];
IRelationUpdateItem[] ruis = null;
Object entity = allObjects[a];
if (newChange is CreateContainer)
{
newObjects.Add(entity);
ruis = ((CreateContainer)newChange).Relations;
}
else if (newChange is UpdateContainer)
{
ruis = ((UpdateContainer)newChange).Relations;
}
if (ruis == null)
{
continue;
}
IEntityMetaData metaData = EntityMetaDataProvider.GetMetaData(entity.GetType());
foreach (IRelationUpdateItem rui in ruis)
{
Member member = metaData.GetMemberByName(rui.MemberName);
changedRelationRefs.Add(new DirectValueHolderRef((IObjRefContainer)entity, (RelationMember)member));
}
}
if (newObjects.Count > 0)
{
((IWritableCache)stateCache).Put(newObjects);
}
if (changedRelationRefs.Count > 0)
{
PrefetchHelper.Prefetch(changedRelationRefs);
}
return(new CUDResult(newAllChanges, allObjects));
}
finally
{
cloneStateTL.Value = null;
}
}
protected bool EqualsCUDResult(CUDResultDiff cudResultDiff)
{
ICUDResult left = cudResultDiff.left;
ICUDResult right = cudResultDiff.right;
IList <Object> leftRefs = left.GetOriginalRefs();
IList <Object> rightRefs = right.GetOriginalRefs();
if (leftRefs.Count != rightRefs.Count)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
}
IList <IChangeContainer> leftChanges = left.AllChanges;
IList <IChangeContainer> rightChanges = right.AllChanges;
IdentityHashMap <Object, int?> rightMap = IdentityHashMap <Object, int?> .Create(rightRefs.Count);
for (int a = rightRefs.Count; a-- > 0;)
{
rightMap.Put(rightRefs[a], a);
}
for (int a = leftRefs.Count; a-- > 0;)
{
Object leftEntity = leftRefs[a];
int? rightIndex = rightMap.Remove(leftEntity);
if (!rightIndex.HasValue)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
cudResultDiff.diffChanges.Add(leftChanges[a]);
cudResultDiff.originalRefs.Add(leftEntity);
continue;
}
if (!EqualsChangeContainer(cudResultDiff, leftChanges[a], rightChanges[rightIndex.Value]))
{
if (!cudResultDiff.doFullDiff)
{
if (cudResultDiff.containerBuild != null)
{
throw new Exception();
}
return(false);
}
cudResultDiff.diffChanges.Add(cudResultDiff.containerBuild);
cudResultDiff.originalRefs.Add(rightRefs[rightIndex.Value]);
cudResultDiff.containerBuild = null;
}
else if (cudResultDiff.containerBuild != null)
{
throw new Exception();
}
}
if (rightMap.Count == 0)
{
return(true);
}
foreach (Entry <Object, int> entry in rightMap)
{
Object rightRef = entry.Key;
int rightIndex = entry.Value;
IChangeContainer rightChange = rightChanges[rightIndex];
cudResultDiff.diffChanges.Add(rightChange);
cudResultDiff.originalRefs.Add(rightRef);
}
return(false);
}
protected bool EqualsChangeContainer(CUDResultDiff cudResultDiff, IChangeContainer left, IChangeContainer right)
{
if (left.GetType() != right.GetType())
{
throw new Exception("Must never happen");
}
cudResultDiff.SetLeftContainer(left);
try
{
if (left is CreateContainer)
{
CreateContainer leftCreate = (CreateContainer)left;
CreateContainer rightCreate = (CreateContainer)right;
bool isEqual = EqualsPUIs(cudResultDiff, leftCreate.Primitives, rightCreate.Primitives);
if (!isEqual)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
}
isEqual &= EqualsRUIs(cudResultDiff, leftCreate.Relations, rightCreate.Relations);
if (!isEqual)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
}
return(isEqual);
}
if (left is UpdateContainer)
{
UpdateContainer leftUpdate = (UpdateContainer)left;
UpdateContainer rightUpdate = (UpdateContainer)right;
bool isEqual = EqualsPUIs(cudResultDiff, leftUpdate.Primitives, rightUpdate.Primitives);
if (!isEqual)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
}
isEqual &= EqualsRUIs(cudResultDiff, leftUpdate.Relations, rightUpdate.Relations);
if (!isEqual)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
}
return(isEqual);
}
// a DeleteContainer is only compared by the reference. But we know that this is already equal since we entered this method
return(true);
}
finally
{
cudResultDiff.SetLeftContainer(null);
}
}
public IOriCollection Merge(ICUDResult cudResult, IMethodDescription methodDescription)
{
int localDcId;
IDataChange dataChange;
IList <IChangeContainer> allChanges = cudResult.AllChanges;
IList <IObjRef> resultOriList = new List <IObjRef>(allChanges.Count);
String changedBy = "anonymous";
long changedOn;
Lock writeLock = PersistenceMock.GetWriteLock();
writeLock.Lock();
try
{
localDcId = ++dcId;
changedOn = DateTimeUtil.CurrentTimeMillis();
IList <IDataChangeEntry> inserts = new List <IDataChangeEntry>();
IList <IDataChangeEntry> updates = new List <IDataChangeEntry>();
IList <IDataChangeEntry> deletes = new List <IDataChangeEntry>();
for (int a = 0, size = allChanges.Count; a < size; a++)
{
IChangeContainer changeContainer = allChanges[a];
IObjRef reference = changeContainer.Reference;
if (changeContainer is DeleteContainer)
{
PersistenceMock.RemoveObject(reference);
resultOriList.Add(null);
deletes.Add(new DataChangeEntry(reference.RealType, reference.IdNameIndex, reference.Id, reference.Version));
}
else if (changeContainer is UpdateContainer)
{
resultOriList.Add(reference);
reference.Version = ((int)reference.Version) + 1;
PersistenceMock.ChangeObject(reference, ((UpdateContainer)changeContainer).Primitives, ((UpdateContainer)changeContainer).Relations, changedBy, changedOn);
updates.Add(new DataChangeEntry(reference.RealType, reference.IdNameIndex, reference.Id, reference.Version));
}
else if (changeContainer is CreateContainer)
{
Object newId = AcquireIdForEntityType(reference.RealType);
if (newId == null)
{
throw new Exception("Id must be valid");
}
IEntityMetaData metaData = EntityMetaDataProvider.GetMetaData(reference.RealType);
newId = ConversionHelper.ConvertValueToType(metaData.IdMember.ElementType, newId);
reference.Id = newId;
reference.Version = 1;
((IDirectObjRef)reference).Direct = null;
resultOriList.Add(reference);
PersistenceMock.AddObject(reference, ((CreateContainer)changeContainer).Primitives, ((CreateContainer)changeContainer).Relations, changedBy, changedOn);
inserts.Add(new DataChangeEntry(reference.RealType, ObjRef.PRIMARY_KEY_INDEX, reference.Id, reference.Version));
}
}
OriCollection oriColl = new OriCollection(resultOriList);
oriColl.ChangedBy = changedBy;
oriColl.ChangedOn = changedOn;
MergeController.ApplyChangesToOriginals(cudResult, oriColl, null);
dataChange = new DataChangeEvent(inserts, updates, deletes, DateTimeUtil.ConvertJavaMillisToDateTime(changedOn), false);
}
finally
{
writeLock.Unlock();
}
EventDispatcher.DispatchEvent(dataChange, dataChange.ChangeTime, localDcId);
OriCollection oriCollection = new OriCollection(resultOriList);
oriCollection.ChangedBy = changedBy;
oriCollection.ChangedOn = changedOn;
return(oriCollection);
}
protected virtual void ProcessCUDResult(Object objectToMerge, ICUDResult cudResult, IList <Object> unpersistedObjectsToDelete,
ProceedWithMergeHook proceedHook, bool addNewEntitiesToCache)
{
if (cudResult.AllChanges.Count > 0 || (unpersistedObjectsToDelete != null && unpersistedObjectsToDelete.Count > 0))
{
if (proceedHook != null)
{
bool proceed = proceedHook.Invoke(cudResult, unpersistedObjectsToDelete);
if (!proceed)
{
return;
}
}
}
if (cudResult.AllChanges.Count == 0)
{
if (Log.InfoEnabled)
{
Log.Info("Service call skipped early because there is nothing to merge");
}
}
else
{
IOriCollection oriColl;
EventDispatcher.EnableEventQueue();
try
{
EventDispatcher.Pause(Cache);
try
{
bool?oldNewlyPersistedEntities = addNewlyPersistedEntitiesTL.Value;
addNewlyPersistedEntitiesTL.Value = addNewEntitiesToCache;
try
{
IResultingBackgroundWorkerDelegate <IOriCollection> runnable = new IResultingBackgroundWorkerDelegate <IOriCollection>(delegate()
{
IOriCollection oriColl2 = MergeService.Merge(cudResult, null);
MergeController.ApplyChangesToOriginals(cudResult, oriColl2, null);
return(oriColl2);
});
if (Transaction == null || Transaction.Active)
{
oriColl = runnable();
}
else
{
oriColl = Transaction.RunInLazyTransaction(runnable);
}
}
finally
{
addNewlyPersistedEntitiesTL.Value = oldNewlyPersistedEntities;
}
}
finally
{
EventDispatcher.Resume(Cache);
}
}
finally
{
EventDispatcher.FlushEventQueue();
}
DataChangeEvent dataChange = DataChangeEvent.Create(-1, -1, -1);
// This is intentionally a remote source
dataChange.IsLocalSource = false;
if (IsNetworkClientMode)
{
IList <IChangeContainer> allChanges = cudResult.AllChanges;
IList <IObjRef> orisInReturn = oriColl.AllChangeORIs;
for (int a = allChanges.Count; a-- > 0;)
{
IChangeContainer changeContainer = allChanges[a];
IObjRef reference = changeContainer.Reference;
IObjRef referenceInReturn = orisInReturn[a];
if (changeContainer is CreateContainer)
{
if (referenceInReturn.IdNameIndex != ObjRef.PRIMARY_KEY_INDEX)
{
throw new ArgumentException("Implementation error: Only PK references are allowed in events");
}
dataChange.Inserts.Add(new DataChangeEntry(referenceInReturn.RealType, referenceInReturn.IdNameIndex, referenceInReturn.Id, referenceInReturn.Version));
}
else if (changeContainer is UpdateContainer)
{
if (referenceInReturn.IdNameIndex != ObjRef.PRIMARY_KEY_INDEX)
{
throw new ArgumentException("Implementation error: Only PK references are allowed in events");
}
dataChange.Updates.Add(new DataChangeEntry(referenceInReturn.RealType, referenceInReturn.IdNameIndex, referenceInReturn.Id, referenceInReturn.Version));
}
else if (changeContainer is DeleteContainer)
{
if (reference.IdNameIndex != ObjRef.PRIMARY_KEY_INDEX)
{
throw new ArgumentException("Implementation error: Only PK references are allowed in events");
}
dataChange.Deletes.Add(new DataChangeEntry(reference.RealType, reference.IdNameIndex, reference.Id, reference.Version));
}
}
//EventDispatcher.DispatchEvent(dataChange, DateTime.Now, -1);
}
}
if (unpersistedObjectsToDelete != null && unpersistedObjectsToDelete.Count > 0)
{
// Create a DCE for all objects without an id but which should be deleted...
// This is the case for newly created objects on client side, which should be
// "cancelled". The DCE notifies all models which contain identity references to the related
// objects to erase their existence in all controls. They are not relevant in the previous
// server merge process
DataChangeEvent dataChange = DataChangeEvent.Create(0, 0, unpersistedObjectsToDelete.Count);
for (int a = unpersistedObjectsToDelete.Count; a-- > 0;)
{
Object unpersistedObject = unpersistedObjectsToDelete[a];
dataChange.Deletes.Add(new DirectDataChangeEntry(unpersistedObject));
}
EventDispatcher.DispatchEvent(dataChange, DateTime.Now, -1);
}
RevertChangesHelper.RevertChanges(objectToMerge);
}
protected virtual void RemoveUnpersistedDeletedObjectsFromCudResult(IList <IChangeContainer> allChanges, IList <Object> originalRefs, IList <Object> unpersistedObjectsToDelete)
{
ISet <IObjRef> removedDirectObjRefs = null;
for (int a = allChanges.Count; a-- > 0;)
{
IChangeContainer changeContainer = allChanges[a];
IObjRef objRef = changeContainer.Reference;
if (!(changeContainer is DeleteContainer) || objRef.Id != null)
{
continue;
}
if (removedDirectObjRefs == null)
{
removedDirectObjRefs = new IdentityHashSet <IObjRef>();
}
IDirectObjRef dirObjRef = (IDirectObjRef)objRef;
// These are objects without an id but are marked as deleted. They will be deleted locally without transfer to the service
allChanges.RemoveAt(a);
originalRefs.RemoveAt(a);
unpersistedObjectsToDelete.Add(dirObjRef.Direct);
removedDirectObjRefs.Add(dirObjRef);
}
if (removedDirectObjRefs == null)
{
return;
}
// Scan all other changeContainer if they refer to the removed DeleteContainers of unpersisted entities
for (int a = allChanges.Count; a-- > 0;)
{
IChangeContainer changeContainer = allChanges[a];
IRelationUpdateItem[] relations;
if (changeContainer is CreateContainer)
{
relations = ((CreateContainer)changeContainer).Relations;
}
else if (changeContainer is UpdateContainer)
{
relations = ((UpdateContainer)changeContainer).Relations;
}
else
{
// DeleteContainers can not refer anything beside themselves
continue;
}
if (relations == null)
{
continue;
}
for (int b = relations.Length; b-- > 0;)
{
IRelationUpdateItem childItem = relations[b];
IObjRef[] addedOris = childItem.AddedORIs;
if (addedOris == null)
{
continue;
}
for (int c = addedOris.Length; c-- > 0;)
{
IObjRef addedOri = addedOris[c];
if (!removedDirectObjRefs.Contains(addedOri))
{
continue;
}
if (addedOris.Length == 1)
{
if (childItem.RemovedORIs != null)
{
((RelationUpdateItem)childItem).AddedORIs = null;
}
else
{
if (relations.Length == 1)
{
allChanges.RemoveAt(a);
originalRefs.RemoveAt(a);
relations = null;
break;
}
IRelationUpdateItem[] newChildItems = new IRelationUpdateItem[relations.Length - 1];
Array.Copy(relations, 0, newChildItems, 0, b);
Array.Copy(relations, b + 1, newChildItems, b, relations.Length - b - 1);
relations = newChildItems;
if (changeContainer is CreateContainer)
{
((CreateContainer)changeContainer).Relations = relations;
}
else
{
((UpdateContainer)changeContainer).Relations = relations;
}
}
break;
}
IObjRef[] newAddedOris = new IObjRef[addedOris.Length - 1];
Array.Copy(addedOris, 0, newAddedOris, 0, c);
Array.Copy(addedOris, c + 1, newAddedOris, c, addedOris.Length - c - 1);
addedOris = newAddedOris;
((RelationUpdateItem)childItem).AddedORIs = addedOris;
}
if (relations == null)
{
break;
}
}
}
}
