// function to check if the class to be added to MOF is already present in repository
        // [Microsoft] VSUQFE#2248 (VSWhidbey 231885)
        bool IsClassAlreadyPresentInRepository(ManagementObject obj)
        {
            bool   bRet = false;
            string ClassPathInRepository = MakeClassPath(NamespaceName, (string)obj.SystemProperties["__CLASS"].Value);

            if (DoesClassExist(ClassPathInRepository))
            {
                ManagementObject inst = new ManagementClass(ClassPathInRepository);
                bRet = inst.CompareTo(obj, ComparisonSettings.IgnoreCase | ComparisonSettings.IgnoreObjectSource);
            }

            return(bRet);
        }