class WebSocketController {

    @MessageMapping("/location/{id}/delete")
    void removeLocation(@DestinationVariable long id) {
        locationService.removeLocation(id);
    }

    @Autowired  WebSocketController(
            RouteListener routeListener,
            RegionService regionService,
            LocationService locationService,
            VehicleService vehicleService,
            DemoService demoService,
            ApplicationEventPublisher eventPublisher);

}