// duplicate URL on a different link, return 409 Conflict
if (! empty($requestBookmark->getUrl())
&& ! empty($dup = $this->bookmarkService->findByUrl($requestBookmark->getUrl()))
// duplicate URL on a different link, return 409 Conflict
if (! empty($requestBookmark->getUrl())
&& ! empty($dup = $this->bookmarkService->findByUrl($requestBookmark->getUrl()))