class ComplexDataNormalizer

EntitySerializationTest.php in drupal/core/modules/serialization/lib/Drupal/serialization/Tests/EntitySerializationTest.php

Contains \Drupal\serialization\Tests\EntitySerializationTest.

serialization.services.yml in drupal/core/modules/serialization/serialization.services.yml

drupal/core/modules/serialization/serialization.services.yml

serializer.normalizer.complex_data in drupal/core/modules/serialization/serialization.services.yml

Drupal\serialization\Normalizer\ComplexDataNormalizer

class ComplexDataNormalizer extends NormalizerBase {

  /**
   * The interface or class that this Normalizer supports.
   *
   * @var string
   */
  protected $supportedInterfaceOrClass = 'Drupal\\Core\\TypedData\\ComplexDataInterface';

  /**
   * Implements \Symfony\Component\Serializer\Normalizer\NormalizerInterface::normalize().
   */
  public function normalize($object, $format = NULL, array $context = array()) {
    $attributes = array();
    foreach ($object as $name => $field) {
      $attributes[$name] = $this->serializer
        ->normalize($field, $format);
    }
    return $attributes;
  }

}