protected function _getEditValue($oObject, $sField)
    {
        $sEditObjectValue = '';
        if ($oObject && $sField && isset($oObject->$sField)) {
            if ($oObject->$sField instanceof \OxidEsales\Eshop\Core\Field) {
                $sEditObjectValue = $oObject->$sField->getRawValue();
            } else {
                $sEditObjectValue = $oObject->$sField->value;
            }

            $sEditObjectValue = $this->_processEditValue($sEditObjectValue);
            $oObject->$sField = new \OxidEsales\Eshop\Core\Field($sEditObjectValue, \OxidEsales\Eshop\Core\Field::T_RAW);
        }

        return $sEditObjectValue;
    }