<?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\Form;

/**

 * Reverses a transformer

 *

 * When the transform() method is called, the reversed transformer's

 * reverseTransform() method is called and vice versa.

 *

 * @author Bernhard Schussek <bernhard.schussek@symfony.com>

 */

class ReversedTransformer implements DataTransformerInterface

{

    /**

     * The reversed transformer

     * @var DataTransformerInterface

     */

    protected $reversedTransformer;

    /**

     * Reverses this transformer

     *

     * @param DataTransformerInterface $reversedTransformer

     */

    public function __construct(DataTransformerInterface $reversedTransformer)

    {

        $this->reversedTransformer = $reversedTransformer;

    }

    /**

     * {@inheritDoc}

     */

    public function transform($value)

    {

        return $this->reversedTransformer->reverseTransform($value);

    }

    /**

     * {@inheritDoc}

     */

    public function reverseTransform($value)

    {

        return $this->reversedTransformer->transform($value);

    }

}