<?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\Validator\Constraints;

use Symfony\Component\Validator\Constraint;

/**

 * @Annotation

 *

 * @api

 */

class Collection extends Constraint

{

    public $fields;

    public $allowExtraFields = false;

    public $allowMissingFields = false;

    public $extraFieldsMessage = 'The fields {{ fields }} were not expected';

    public $missingFieldsMessage = 'The fields {{ fields }} are missing';

    /**

     * {@inheritDoc}

     */

    public function __construct($options = null)

    {

        // no known options set? $options is the fields array

        if (is_array($options)

            && !array_intersect(array_keys($options), array('groups', 'fields', 'allowExtraFields', 'allowMissingFields', 'extraFieldsMessage', 'missingFieldsMessage'))) {

            $options = array('fields' => $options);

        }

        parent::__construct($options);

    }

    public function getRequiredOptions()

    {

        return array('fields');

    }

}