public function getContentUrl($streamId = null)
    {
        $objectService = $this->getBinding()->getObjectService();
        if ($objectService instanceof LinkAccessInterface) {
            if ($streamId === null) {
                return $objectService->loadContentLink($this->getRepositoryId(), $this->getId());
            } else {
                return $objectService->loadRenditionContentLink($this->getRepositoryId(), $this->getId(), $streamId);
            }
        }

        return null;
    }