@RestController
@Validated
public class TestController {

    @Autowired
    private TestHystrixController delegate;

    @RequestMapping(value = "/notok", method = RequestMethod.GET)
    ResponseEntity<String> methodNotOk(HttpServletRequest request,
         @Min(10) @RequestParam(name = "age") final int age) {
        return delegate.methodNotOk(request, age);
    }
}

@Controller
class TestHystrixController {

    @HystrixCommand(fallbackMethod = "fallback")
    ResponseEntity<String> methodNotOk(HttpServletRequest request,
         final int age) {
        return ResponseEntity.ok("Age is " + age);
    }
}