<?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\Bundle\FrameworkBundle\Controller;

use Symfony\Component\DependencyInjection\ContainerAwareInterface;
use Symfony\Component\DependencyInjection\ContainerAwareTrait;

/**
 * Controller is a simple implementation of a Controller.
 *
 * It provides methods to common features needed in controllers.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
abstract class Controller implements ContainerAwareInterface
{
    use ContainerAwareTrait;
    use ControllerTrait;

    /**
     * Returns true if the service id is defined.
     *
     * @param string $id The service id
     *
     * @return bool true if the service id is defined, false otherwise
     */
    protected function has($id)
    {
        return $this->container->has($id);
    }

    /**
     * Gets a container service by its id.
     *
     * @param string $id The service id
     *
     * @return object The service
     */
    protected function get($id)
    {
        return $this->container->get($id);
    }

    /**
     * Gets a container configuration parameter by its name.
     *
     * @param string $name The parameter name
     *
     * @return mixed
     */
    protected function getParameter($name)
    {
        return $this->container->getParameter($name);
    }
}