code: @RequestMapping(method=RequestMethod.GET)
  	public String connectionStatus(NativeWebRequest request, Model model) {
  		setNoCache(request);
  		processFlash(request, model);
  		Map<String, List<Connection<?>>> connections = connectionRepository.findAllConnections();
  		model.addAttribute("providerIds", connectionFactoryLocator.registeredProviderIds());		
  		model.addAttribute("connectionMap", connections);
  		return connectView();
  	}
docs: Render the status of connections across all providers to the user as HTML in their web browser.
  @param request the request
  @param model the model
  @return the view name of the connection status page for all providers