Opc.Ua.Configuration.ManageAccessRulesDlg.UpdateAccessRightSet C# (CSharp) Method

        private void UpdateAccessRightSet(
            SecuredObject objectToSecure,
            IdentityReference identity,
            bool denied,
            Dictionary<string, SecuredObjectAccessRights> setToUpdate)
        {
            SecuredObjectAccessRights accountRights = null;

            if (!setToUpdate.TryGetValue(identity.Value, out accountRights))
            {
                accountRights = new SecuredObjectAccessRights();
                accountRights.Identity = identity;
                setToUpdate.Add(identity.Value, accountRights);
            }

            if (denied)
            {
                accountRights.DeniedObjects |= objectToSecure;
            }
            else
            {
                accountRights.AllowedObjects |= objectToSecure;
            }
        }