AppserverIo\Appserver\ServletEngine\Http\Response::getVersion PHP Method

    public function getVersion()
    {
        return $this->version;
    }

 /**
  * The main method that handles the thread in a separate context.
  *
  * @return void
  */
 public function run()
 {
     try {
         // register the default autoloader
         require SERVER_AUTOLOADER;
         // register shutdown handler
         register_shutdown_function(array(&$this, "shutdown"));
         // synchronize the application instance and register the class loaders
         $application = $this->application;
         $application->registerClassLoaders();
         // synchronize the valves, servlet request/response
         $valves = $this->valves;
         $servletRequest = $this->servletRequest;
         // initialize servlet session, request + response
         $servletResponse = new Response();
         $servletResponse->init();
         // we initialize this with a 500 to handle 'Fatal Error' case
         $this->statusCode = 500;
         // initialize arrays for header and cookies
         $this->state = $servletResponse->getState();
         $this->version = $servletResponse->getVersion();
         $this->headers = $servletResponse->getHeaders();
         $this->cookies = $servletResponse->getCookies();
         // inject the sapplication and servlet response
         $servletRequest->injectResponse($servletResponse);
         $servletRequest->injectContext($application);
         // prepare the request instance
         $servletRequest->prepare();
         // process the valves
         foreach ($valves as $valve) {
             $valve->invoke($servletRequest, $servletResponse);
             if ($servletRequest->isDispatched() === true) {
                 break;
             }
         }
         // profile the request if the profile logger is available
         if ($profileLogger = $application->getInitialContext()->getLogger(LoggerUtils::PROFILE)) {
             $profileLogger->appendThreadContext('request-handler');
             $profileLogger->debug($servletRequest->getUri());
         }
     } catch (\Exception $e) {
         // log the exception
         $application->getInitialContext()->getSystemLogger()->error($e->__toString());
         // ATTENTION: We MUST wrap the exception, because it's possible that
         //            the exception contains not serializable data that will
         //            lead to a white page!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
         $this->exception = new ServletException($e, $e->getCode());
     }
     // copy the the response values
     $this->statusCode = $servletResponse->getStatusCode();
     $this->statusReasonPhrase = $servletResponse->getStatusReasonPhrase();
     $this->version = $servletResponse->getVersion();
     $this->state = $servletResponse->getState();
     // copy the content of the body stream
     $this->bodyStream = $servletResponse->getBodyStream();
     // copy headers and cookies
     $this->headers = $servletResponse->getHeaders();
     $this->cookies = $servletResponse->getCookies();
 }