<?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\DependencyInjection;

/**

 * @api

 */

class Alias

{

    private $id;

    private $public;

    /**

     * Constructor.

     *

     * @param string $id Alias identifier

     * @param Boolean $public If this alias is public

     *

     * @api

     */

    public function __construct($id, $public = true)

    {

        $this->id = strtolower($id);

        $this->public = $public;

    }

    /**

     * Checks if this DI Alias should be public or not.

     *

     * @return Boolean

     *

     * @api

     */

    public function isPublic()

    {

        return $this->public;

    }

    /**

     * Sets if this Alias is public.

     *

     * @param Boolean $boolean If this Alias should be public

     *

     * @api

     */

    public function setPublic($boolean)

    {

        $this->public = (Boolean) $boolean;

    }

    /**

     * Returns the Id of this alias.

     *

     * @return string The alias id

     *

     * @api

     */

    public function __toString()

    {

        return $this->id;

    }

}