<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Serializer\Normalizer;

/**
 * Defines the interface of denormalizers.
 *
 * @author Jordi Boggiano <j.boggiano@seld.be>
 */
interface DenormalizerInterface
{
    /**
     * Denormalizes data back into an object of the given class
     *
     * @param mixed  $data   data to restore
     * @param string $class  the expected class to instantiate
     * @param string $format format the given data was extracted from
     * @param array  $context options available to the denormalizer
     *
     * @return object
     */
    public function denormalize($data, $class, $format = null, array $context = array());

    /**
     * Checks whether the given class is supported for denormalization by this normalizer
     *
     * @param mixed  $data   Data to denormalize from.
     * @param string $type   The class to which the data should be denormalized.
     * @param string $format The format being deserialized from.
     *
     * @return Boolean
     */
    public function supportsDenormalization($data, $type, $format = null);
}