68 lines
1.8 KiB
PHP
68 lines
1.8 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Serializer\Normalizer;
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use Symfony\Component\Serializer\Exception\InvalidArgumentException;
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use Symfony\Component\Serializer\Exception\LogicException;
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/**
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* A normalizer that uses an objects own JsonSerializable implementation.
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*
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* @author Fred Cox <mcfedr@gmail.com>
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*/
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class JsonSerializableNormalizer extends AbstractNormalizer
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{
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/**
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* {@inheritdoc}
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*/
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public function normalize($object, $format = null, array $context = array())
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{
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if ($this->isCircularReference($object, $context)) {
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return $this->handleCircularReference($object);
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}
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if (!$object instanceof \JsonSerializable) {
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throw new InvalidArgumentException(sprintf('The object must implement "%s".', \JsonSerializable::class));
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}
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if (!$this->serializer instanceof NormalizerInterface) {
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throw new LogicException('Cannot normalize object because injected serializer is not a normalizer');
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}
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return $this->serializer->normalize($object->jsonSerialize(), $format, $context);
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}
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/**
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* {@inheritdoc}
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*/
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public function supportsNormalization($data, $format = null)
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{
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return $data instanceof \JsonSerializable;
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}
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/**
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* {@inheritdoc}
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*/
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public function supportsDenormalization($data, $type, $format = null)
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{
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return false;
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}
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/**
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* {@inheritdoc}
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*/
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public function denormalize($data, $class, $format = null, array $context = array())
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{
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throw new LogicException(sprintf('Cannot denormalize with "%s".', \JsonSerializable::class));
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}
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}
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