ArrayCollectionNormalizer.php 2.1 KB

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  1. <?php
  2. /*
  3. * Copyright 2011 Johannes M. Schmitt <schmittjoh@gmail.com>
  4. *
  5. * Licensed under the Apache License, Version 2.0 (the "License");
  6. * you may not use this file except in compliance with the License.
  7. * You may obtain a copy of the License at
  8. *
  9. * http://www.apache.org/licenses/LICENSE-2.0
  10. *
  11. * Unless required by applicable law or agreed to in writing, software
  12. * distributed under the License is distributed on an "AS IS" BASIS,
  13. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. * See the License for the specific language governing permissions and
  15. * limitations under the License.
  16. */
  17. namespace JMS\SerializerBundle\Serializer\Normalizer;
  18. use JMS\SerializerBundle\Exception\UnsupportedException;
  19. use Doctrine\Common\Collections\ArrayCollection;
  20. use Symfony\Component\Serializer\Normalizer\SerializerAwareNormalizer;
  21. /**
  22. * This normalizer is specifically designed for Doctrine's ArrayCollection.
  23. *
  24. * @author Johannes M. Schmitt <schmittjoh@gmail.com>
  25. */
  26. class ArrayCollectionNormalizer extends SerializerAwareNormalizer
  27. {
  28. /**
  29. * {@inheritDoc}
  30. */
  31. public function normalize($data, $format = null)
  32. {
  33. throw new UnsupportedException('This normalizer is only used for denormalization.');
  34. }
  35. /**
  36. * {@inheritDoc}
  37. */
  38. public function denormalize($data, $type, $format = null)
  39. {
  40. if (!is_array($data)) {
  41. throw new \InvalidArgumentException('$data must be an array.');
  42. }
  43. if (!$this->supportsDenormalization($data, $type, $format)) {
  44. throw new UnsupportedException(sprintf('The type "%s" is not supported.', $type));
  45. }
  46. return new ArrayCollection($this->serializer->denormalize($data, 'array'.substr($type, 15), $format));
  47. }
  48. /**
  49. * {@inheritDoc}
  50. */
  51. public function supportsNormalization($data, $format = null)
  52. {
  53. return false;
  54. }
  55. /**
  56. * {@inheritDoc}
  57. */
  58. public function supportsDenormalization($data, $type, $format = null)
  59. {
  60. return 0 === strpos($type, 'ArrayCollection<') && '>' === $type[strlen($type)-1];
  61. }
  62. }