<?php

/*

* This file is part of the FOSRestBundle package.

*

* (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>

*

* For the full copyright and license information, please view the LICENSE

* file that was distributed with this source code.

*/

namespace FOS\RestBundle\Decoder;

use Symfony\Component\DependencyInjection\ContainerAware;

use FOS\Rest\Decoder\DecoderProviderInterface;

/**

* Provides encoders through the Symfony2 DIC

*

* @author Igor Wiedler <igor@wiedler.ch>

*/

class ContainerDecoderProvider extends ContainerAware implements DecoderProviderInterface

{

/**

* @var array

*/

private $decoders;

/**

* Constructor.

*

* @param array $decoders List of key (format) value (service ids) of decoders

*/

public function __construct(array $decoders)

{

$this->decoders = $decoders;

}

/**

* @param string $format format

*

* @return boolean

*/

public function supports($format)

{

return isset($this->decoders[$format]);

}

/**

* @param string $format format

*

* @throws \InvalidArgumentException

* @return FOS\Rest\Decoder\DecoderInterface

*/

public function getDecoder($format)

{

if (!$this->supports($format)) {

throw new \InvalidArgumentException(sprintf("Format '%s' is not supported by ContainerDecoderProvider.", $format));

}

return $this->container->get($this->decoders[$format]);

}

}