public function isValidSOAPMethod()
    {
        if (!in_array(Splash::configuration()->WsMethod, array('SOAP', 'NuSOAP'), true)) {
            return Splash::log()->err(
                'Config : Your selected an unknown SOAP Method ('.Splash::configuration()->WsMethod.').'
            );
        }

        return Splash::log()->msg(
            'Config : SOAP Method is Ok ('.Splash::configuration()->WsMethod.').'
        );
    }