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[Serializer] use the NormalizerAwareInterface to prevent circular references #16826

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[Serializer] use the NormalizerAwareInterface to prevent circular references #16826

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12 changes: 7 additions & 5 deletions serializer/custom_normalizer.rst
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Expand Up @@ -23,17 +23,19 @@ to customize the normalized data. To do that, leverage the ``ObjectNormalizer``:
use App\Entity\Topic;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Symfony\Component\Serializer\Normalizer\ContextAwareNormalizerInterface;
use Symfony\Component\Serializer\Normalizer\ObjectNormalizer;
use Symfony\Component\Serializer\Normalizer\NormalizerAwareInterface;
use Symfony\Component\Serializer\Normalizer\NormalizerAwareTrait;
use Symfony\Component\Serializer\Normalizer\NormalizerInterface;

class TopicNormalizer implements ContextAwareNormalizerInterface
class TopicNormalizer implements ContextAwareNormalizerInterface, NormalizerAwareInterface
{
use NormalizerAwareTrait;

private $router;
private $normalizer;

public function __construct(UrlGeneratorInterface $router, ObjectNormalizer $normalizer)
public function __construct(UrlGeneratorInterface $router)
{
$this->router = $router;
$this->normalizer = $normalizer;
}

public function normalize($topic, $format = null, array $context = [])
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