Namespace

Symfony\Bundle\FrameworkBundle\Controller

Controller Controller is a simple implementation of a Controller.
ControllerNameParser ControllerNameParser converts controller from the short notation a:b:c (BlogBundle:Post:index) to a fully-qualified class::method string (Bundle\BlogBundle\Controller\PostController::indexAction).
ControllerResolver ControllerResolver.
InternalController InternalController.
RedirectController Redirects a request to another URL.
TemplateController TemplateController.