protected function _getCsvFieldsEncolser()
    {
        if ($this->_sStringEncloser === null) {
            $this->_sStringEncloser = $this->_sDefaultStringEncloser;
            if ($char = \OxidEsales\Eshop\Core\Registry::getConfig()->getConfigParam('sGiCsvFieldEncloser')) {
                $this->_sStringEncloser = $char;
            }
        }

        return $this->_sStringEncloser;
    }