<?php

/*

 * Copyright 2011 Johannes M. Schmitt <schmittjoh@gmail.com>

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

namespace Metadata\Driver;

final class DriverChain implements DriverInterface

{

    private $drivers;

    public function __construct(array $drivers)

    {

        $this->drivers = $drivers;

    }

    public function loadMetadataForClass(\ReflectionClass $class)

    {

        foreach ($this->drivers as $driver) {

            if (null !== $metadata = $driver->loadMetadataForClass($class)) {

                return $metadata;

            }

        }

        return null;

    }

}