/**
  * @param $action
  * @return string
  */
 protected function processAction($action)
 {
     if ($this->parent) {
         $action = $this->parent->processAction($action);
     }
     if (isset($this->options['namespace'])) {
         $action = $this->options['namespace'] . '\\' . $action;
     }
     return $action;
 }