protected ICUDResult MergeCudResult(ICUDResult cudResult, ICUDResult explAndImplCudResult, Object implyingHandle,
ParamHolder <Boolean> hasAtLeastOneImplicitChange, IncrementalMergeState state)
{
if (explAndImplCudResult == null || Object.ReferenceEquals(cudResult, explAndImplCudResult))
{
return(cudResult);
}
ICUDResult diffCUDResult = CudResultComparer.DiffCUDResult(cudResult, explAndImplCudResult);
if (diffCUDResult == null)
{
return(cudResult);
}
hasAtLeastOneImplicitChange.Value = true;
CudResultApplier.ApplyCUDResultOnEntitiesOfCache(diffCUDResult, false, state);
if (Log.DebugEnabled)
{
Object currHandle = implyingHandle;
if (currHandle is IProxyTargetAccessor)
{
IInterceptor interceptor = ((IProxyTargetAccessor)currHandle).GetInterceptors()[0];
while (interceptor is CascadedInterceptor)
{
Object target = ((CascadedInterceptor)interceptor).Target;
if (target is IInterceptor)
{
interceptor = ((IInterceptor)target);
continue;
}
currHandle = target;
break;
}
}
if (currHandle == null)
{
currHandle = implyingHandle;
}
if (CudResultPrinter != null)
{
Log.Debug("Incremental merge [" + RuntimeHelpers.GetHashCode(state) + "] (" + currHandle.GetType().Name + "):\n"
+ CudResultPrinter.PrintCUDResult(diffCUDResult, state));
}
else
{
Log.Debug("Incremental merge [" + RuntimeHelpers.GetHashCode(state) + "] (" + currHandle.GetType().Name + "). No Details printable");
}
}
return(explAndImplCudResult);
}
protected IOriCollection MergeIntern(ICUDResult cudResultOriginal, IMethodDescription methodDescription)
{
IResultingBackgroundWorkerDelegate <IOriCollection> runnable = new IResultingBackgroundWorkerDelegate <IOriCollection>(delegate()
{
IDisposableCache childCache = CacheFactory.CreatePrivileged(CacheFactoryDirective.SubscribeTransactionalDCE, false, false,
"MergeServiceRegistry.STATE");
try
{
IncrementalMergeState state = null;
ICUDResult cudResultOfCache;
if (MergeProcess.IsAddNewlyPersistedEntities() || (Log.DebugEnabled && CudResultPrinter != null))
{
childCache = CacheFactory.CreatePrivileged(CacheFactoryDirective.SubscribeTransactionalDCE, false, false,
"MergeServiceRegistry.STATE");
state = (IncrementalMergeState)CudResultApplier.AcquireNewState(childCache);
cudResultOfCache = CudResultApplier.ApplyCUDResultOnEntitiesOfCache(cudResultOriginal, true, state);
}
else
{
cudResultOfCache = cudResultOriginal;
}
if (Log.DebugEnabled)
{
if (CudResultPrinter != null)
{
Log.Debug("Initial merge [" + RuntimeHelpers.GetHashCode(state) + "]:\n" + CudResultPrinter.PrintCUDResult(cudResultOfCache, state));
}
else
{
Log.Debug("Initial merge [" + RuntimeHelpers.GetHashCode(state) + "]. No Details available");
}
}
List <MergeOperation> mergeOperationSequence = new List <MergeOperation>();
ICUDResult extendedCudResult = WhatIfMerged(cudResultOfCache, methodDescription, mergeOperationSequence, state);
if (Log.DebugEnabled)
{
Log.Debug("Merge finished [" + RuntimeHelpers.GetHashCode(state) + "]");
}
if (MergeSecurityManager != null)
{
SecurityActive.ExecuteWithSecurityDirective(SecurityDirective.ENABLE_ENTITY_CHECK, delegate()
{
MergeSecurityManager.CheckMergeAccess(extendedCudResult, methodDescription);
});
}
List <Object> originalRefsOfCache = new List <Object>(cudResultOfCache.GetOriginalRefs());
List <Object> originalRefsExtended = new List <Object>(extendedCudResult.GetOriginalRefs());
IOriCollection oriCollExtended = Intern(extendedCudResult, methodDescription, mergeOperationSequence, state);
IList <IChangeContainer> allChangesOriginal = cudResultOriginal.AllChanges;
IList <IObjRef> allChangedObjRefsExtended = oriCollExtended.AllChangeORIs;
IObjRef[] allChangedObjRefsResult = new IObjRef[allChangesOriginal.Count];
IdentityHashMap <Object, int?> originalRefOfCacheToIndexMap = new IdentityHashMap <Object, int?>();
for (int a = originalRefsOfCache.Count; a-- > 0;)
{
originalRefOfCacheToIndexMap.Put(originalRefsOfCache[a], a);
}
for (int a = originalRefsExtended.Count; a-- > 0;)
{
int?indexOfCache = originalRefOfCacheToIndexMap.Get(originalRefsExtended[a]);
if (indexOfCache == null)
{
// this is a change implied by a rule or an persistence-implicit change
// we do not know about it in the outer original CUDResult
continue;
}
IObjRef objRefExtended = allChangedObjRefsExtended[a];
IObjRef objRefOriginal = allChangesOriginal[indexOfCache.Value].Reference;
if (objRefExtended == null)
{
// entity has been deleted
objRefOriginal.Id = null;
objRefOriginal.Version = null;
}
else
{
objRefOriginal.Id = objRefExtended.Id;
objRefOriginal.Version = objRefExtended.Version;
}
if (objRefOriginal is IDirectObjRef)
{
((IDirectObjRef)objRefOriginal).Direct = null;
}
allChangedObjRefsResult[indexOfCache.Value] = objRefOriginal;
}
OriCollection oriCollection = new OriCollection(new List <IObjRef>(allChangedObjRefsResult));
return(oriCollection);
}
finally
{
childCache.Dispose();
}
});
if (SecurityActive == null || !SecurityActive.FilterActivated)
{
return(runnable());
}
else
{
return(SecurityActive.ExecuteWithoutFiltering(runnable));
}
}
