public Exceptional<Boolean> RemoveUndefinedAttribute(String myName, DBObjectStream myObject)
{
return myObject.RemoveUndefinedAttribute(myName, this);
}
private Exceptional<Tuple<String, TypeAttribute, IObject>> ApplyAssignUndefinedAttribute(DBContext myDBContext, DBObjectStream myDBObjectStream, GraphDBType myGraphDBType)
{
Dictionary<String, Tuple<TypeAttribute, IObject>> attrsForResult = new Dictionary<String, Tuple<TypeAttribute, IObject>>();
#region undefined attributes
var newValue = GetValueForAttribute(myDBObjectStream, myDBContext, myGraphDBType);
if (newValue.Failed())
{
return new Exceptional<Tuple<string, TypeAttribute, IObject>>(newValue);
}
if (myDBObjectStream.ContainsUndefinedAttribute(AttributeIDChain.UndefinedAttribute, myDBContext.DBObjectManager))
{
var removeResult =myDBObjectStream.RemoveUndefinedAttribute(AttributeIDChain.UndefinedAttribute, myDBContext.DBObjectManager);
if (removeResult.Failed())
{
return new Exceptional<Tuple<string, TypeAttribute, IObject>>(removeResult);
}
}
//TODO: change this to a more handling thing than KeyValuePair
var addExcept = myDBContext.DBObjectManager.AddUndefinedAttribute(AttributeIDChain.UndefinedAttribute, newValue.Value, myDBObjectStream);
if (addExcept.Failed())
{
return new Exceptional<Tuple<String, TypeAttribute, IObject>>(addExcept);
}
//sthChanged = true;
attrsForResult.Add(AttributeIDChain.UndefinedAttribute, new Tuple<TypeAttribute, IObject>(null, newValue.Value));
#endregion
return new Exceptional<Tuple<String, TypeAttribute, IObject>>(new Tuple<String, TypeAttribute, IObject>(AttributeIDChain.UndefinedAttribute, AttributeIDChain.LastAttribute, newValue.Value));
}