protected function getUrlHTTPCodesFromConfig(
        $urlConfig,
        array $defaultHTTPCodes
    ) {
        $HTTPCodes = (
            is_array($urlConfig) &&
            isset($urlConfig[1]) &&
            !empty($urlConfig[1])
        )
            ? $urlConfig[1]
            : $defaultHTTPCodes;

        return is_array($HTTPCodes)
            ? $HTTPCodes
            : [$HTTPCodes];
    }