Listing 18.13. Kod akcji index
class DefaultController extends Controller
{

    /**
     * @Route("/")
     * @Template()
     */
    public function indexAction()
    {
        $em = $this->getDoctrine()->getEntityManager();

        $entities = $em->getRepository('MyFrontendBundle:River')->findAll();

        return array('entities' => $entities);
    }

}