@RestController
@RequestMapping(path = "/my-controller/v1", produces = APPLICATION_JSON_UTF8_VALUE)
public class MyControllerV1 {
    @GetMapping(path = "/my-endpoint")
    @Timed("my.metric")
    public CompletableFuture<MyResponse> getSomething(
            HttpServletRequest httpRequest) {

        return CompletableFuture.supplyAsync(() -> myLongRunningBusinessLogicWithSomeAsyncIO());
    }
}