Implementing HttpKernel\HttpKernelInterface in Simplex - http://www.symfonycentral.com

Framework.php

<?php
use Symfony\Component\HttpKernel\HttpKernelInterface;

class Framework implements HttpKernelInterface
{
	// ... etc
	
	public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
	{
		// ... etc
	}
}