public function getURLWildcardService()
    {
        if ($this->urlWildcardService !== null) {
            return $this->urlWildcardService;
        }

        $this->urlWildcardService = new URLWildcardService(
            $this,
            $this->persistenceHandler->urlWildcardHandler(),
            $this->serviceSettings['urlWildcard']
        );

        return $this->urlWildcardService;
    }