Symfony\Component\ClassLoader\XcacheClassLoader::register PHP Method

    public function register($prepend = false)
    {
        spl_autoload_register(array($this, 'loadClass'), true, $prepend);
    }

<?php

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\ClassLoader\ApcClassLoader;
use Symfony\Component\ClassLoader\XcacheClassLoader;
$loader = (require_once __DIR__ . '/../app/bootstrap.php.cache');
require_once __DIR__ . '/../app/AppKernel.php';
require_once __DIR__ . '/../app/AppCache.php';
if (extension_loaded('apc') && ini_get('apc.enabled')) {
    $loader = new ApcClassLoader('superdesk_webpublisher', $loader);
    $loader->register(true);
}
if (extension_loaded('xcache') && ini_get('xcache.enabled')) {
    $loader = new XcacheClassLoader('superdesk_webpublisher', $loader);
    $loader->register(true);
}
$kernel = new AppKernel('prod', false);
$kernel->loadClassCache();
$kernel = new AppCache($kernel);
Request::enableHttpMethodParameterOverride();
$request = Request::createFromGlobals();
$response = $kernel->handle($request);
$response->send();
$kernel->terminate($request, $response);