public function getActionController($action_controller_code)
 {
     $controller_definition = $this->getActionControllerDefinition($action_controller_code);
     if ($controller_definition instanceof __ActionControllerDefinition) {
         $action_controller = __ActionControllerFactory::createActionController($controller_definition, $action_controller_code);
     }
     if ($action_controller == null) {
         throw __ExceptionFactory::getInstance()->createException('ERR_CAN_NOT_RESOLVE_CONTROLLER', array($action_controller_code));
     }
     return $action_controller;
 }
 protected function _preProcess()
 {
     __ActionControllerFactory::getInstance()->createAction('header')->execute();
 }