public RelationUpdateItemBuild UpdateRelationBuild()
{
if (relationBuild != null)
{
return(relationBuild);
}
relationBuild = new RelationUpdateItemBuild(memberName);
return(relationBuild);
}
public RelationUpdateItemBuild CreateRUIBuild(String memberName, IList <IObjRef> oldOriList, IList <IObjRef> newOriList)
{
if (oldOriList.Count == 0 && newOriList.Count == 0)
{
return(null);
}
IISet <IObjRef> oldSet = oldOriList.Count > 0 ? new CHashSet <IObjRef>(oldOriList) : EmptySet.Empty <IObjRef>();
IISet <IObjRef> newSet = newOriList.Count > 0 ? new CHashSet <IObjRef>(newOriList) : EmptySet.Empty <IObjRef>();
IISet <IObjRef> smallerSet = ((ICollection)oldSet).Count > ((ICollection)newSet).Count ? newSet : oldSet;
IISet <IObjRef> greaterSet = ((ICollection)oldSet).Count > ((ICollection)newSet).Count ? oldSet : newSet;
// Check unchanged ORIs
Iterator <IObjRef> smallerIter = smallerSet.Iterator();
while (smallerIter.MoveNext())
{
// Old ORIs, which exist as new ORIs, too, are unchanged
IObjRef objRef = smallerIter.Current;
if (greaterSet.Remove(objRef))
{
smallerIter.Remove();
}
}
if (((ICollection)oldSet).Count == 0 && ((ICollection)newSet).Count == 0)
{
return(null);
}
// Old ORIs are now handled as REMOVE, New ORIs as ADD
RelationUpdateItemBuild rui = new RelationUpdateItemBuild(memberName);
if (((ICollection)oldSet).Count > 0)
{
rui.RemoveObjRefs(oldSet);
}
if (((ICollection)newSet).Count > 0)
{
rui.AddObjRefs(newSet);
}
return(rui);
}
protected bool EqualsRUI(CUDResultDiff cudResultDiff, IRelationUpdateItem left, IRelationUpdateItem right)
{
// we do NOT have to check each relational ObjRef because IF an objRef is in the scope it must not be removed afterwards
// so we know by design that the arrays can only grow
try
{
IObjRef[] leftORIs = left.AddedORIs;
IObjRef[] rightORIs = right.AddedORIs;
if (leftORIs == null)
{
if (rightORIs != null)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
RelationUpdateItemBuild relationBuild = cudResultDiff.UpdateRelationBuild();
relationBuild.AddObjRefs(rightORIs);
}
}
else if (rightORIs == null)
{
throw new Exception("Must never happen");
}
else if (leftORIs.Length != rightORIs.Length)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
throw new Exception("Not yet implemented");
}
leftORIs = left.RemovedORIs;
rightORIs = right.RemovedORIs;
if (leftORIs == null)
{
if (rightORIs != null)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
RelationUpdateItemBuild relationBuild = cudResultDiff.UpdateRelationBuild();
relationBuild.RemoveObjRefs(rightORIs);
}
}
else if (rightORIs == null)
{
throw new Exception("Must never happen");
}
else if (leftORIs.Length != rightORIs.Length)
{
if (!cudResultDiff.doFullDiff)
{
return(false);
}
throw new Exception("Not yet implemented");
}
return(true);
}
finally
{
cudResultDiff.relationBuild = null;
}
}
