laravel5/vendor/symfony/http-kernel/Event/ControllerEvent.php

<?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\HttpKernel\Event;

/**
 * Allows filtering of a controller callable.
 *
 * You can call getController() to retrieve the current controller. With
 * setController() you can set a new controller that is used in the processing
 * of the request.
 *
 * Controllers should be callables.
 *
 * @author Bernhard Schussek <bschussek@gmail.com>
 *
 * @final since Symfony 4.4
 */
class ControllerEvent extends FilterControllerEvent
{
}