private void handleAdd()
        {
            if (Type.hasErrors() || Name.hasErrors())
            {
                return;
            }
            TagModel model = new TagModel(0, Name.Value, Type.Value);

            Collection.handleAddRequest(model);
            clear();
        }
        private void handleUpdate()
        {
            if (UpdateType.hasErrors())
            {
                return;
            }
            IUpdater <TagModel> updater = TagUpdater.createTypeUpdater(UpdateType.Value);

            Collection.handleMultipleUpdateRequest(updater);
            clear();
        }