setSystemPreference() public method

Creates or updates a preference for a given user.
public setSystemPreference ( string $key, string $value ) : SystemPreference
$key string The key to set
$value string The value to set
return PartKeepr\SystemPreferenceBundle\Entity\SystemPreference The user preference
 /**
  * Retrieves a collection of resources.
  *
  * @param Request $request
  *
  * @throws \Exception                                 If the format is invalid
  * @throws RuntimeException|RootNodeNotFoundException
  *
  * @return JsonResponse
  */
 public function __invoke(Request $request)
 {
     $data = json_decode($request->getContent());
     if (property_exists($data, 'preferenceKey') && property_exists($data, 'preferenceValue')) {
         $preference = $this->systemPreferenceService->setSystemPreference($data->preferenceKey, $data->preferenceValue);
     } else {
         throw new \Exception('Invalid format');
     }
     /**
      * @var ResourceInterface $resourceType
      */
     list($resourceType) = $this->extractAttributes($request);
     $serializedData = $this->serializer->normalize($preference, 'json', $resourceType->getNormalizationContext());
     return new JsonResponse($serializedData);
 }