public function isValidObjectFieldsList($fieldsList)
    {
        //====================================================================//
        // Checks List Type
        if (!is_array($fieldsList) && !($fieldsList instanceof ArrayObject)) {
            return Splash::log()->err('ErrWrongFieldList');
        }
        //====================================================================//
        // Checks List Not Empty
        if (empty($fieldsList)) {
            return Splash::log()->err('ErrEmptyFieldList');
        }

        return Splash::log()->deb('MsgFieldListOk');
    }