May 27, 2022
diff --git a/serializer/custom_normalizer.rst b/serializer/custom_normalizer.rst
    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 = [])
Original file line number	Diff line number	Diff line change
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 = [])
Expand Down