/**
* {@inheritdoc}
*/
public function resolve(NormalizerInterface $normalizer, $data, $entity_type)
{
// The normalizer is what knows the specification of the data being
// deserialized. If it can return a UUID from that data, and if there's an
// entity with that UUID, then return its ID.
if ($normalizer instanceof UuidReferenceInterface && ($uuid = $normalizer->getUuid($data))) {
if ($entity = $this->entityManager->loadEntityByUuid($entity_type, $uuid)) {
return $entity->id();
}
}
return NULL;
}
