Shifting code to the framework core to manage dependencies - http://www.symfonycentral.com

Framework.php

<?php
namespace Simplex;
 
use Symfony\Component\Routing;
use Symfony\Component\HttpKernel;
use Symfony\Component\EventDispatcher\EventDispatcher;
 
class Framework extends HttpKernel\HttpKernel
{
	public function __construct($routes)
	{
		$context = new Routing\RequestContext();
		$matcher = new Routing\Matcher\UrlMatcher($routes, $context);
		$resolver = new HttpKernel\Controller\ControllerResolver();
 
		$dispatcher = new EventDispatcher();
		$dispatcher->addSubscriber(new HttpKernel\EventListener\RouterListener($matcher));
		$dispatcher->addSubscriber(new HttpKernel\EventListener\ResponseListener('UTF-8'));

		parent::__construct($dispatcher, $resolver);
	}
}