stomp

I have, what I think to be, a very simple Spring WebSocket application. However, I'm trying to use path variables for the subscription as well as the message mapping. I've posted a paraphrased example below. I would expect the @SendTo annotation to return back to the subscribers based on their fleetId . ie, a POST to /fleet/MyFleet/driver/MyDriver should notify subscribers of /fleet/MyFleet , but I'm not seeing this behavior. It's worth noting that subscribing to literal /fleet/{fleetId} works. Is this intended? Am I missing some piece of configuration? Or is this just not how it works? I'm

Is it possible to send a message to specific session? I have an unauthenticated websocket between clients and a Spring servlet. I need to send an unsolicited message to a specific connection when an async job ends. @Controller public class WebsocketTest { @Autowired public SimpMessageSendingOperations messagingTemplate; ExecutorService executor = Executors.newSingleThreadExecutor(); @MessageMapping("/start") public void start(SimpMessageHeaderAccessor accessor) throws Exception { String applicantId=accessor.getSessionId(); executor.submit(() -> { //... slow job jobEnd(applicantId); }); }