code: public static List<ServerDetector> lookupDetectors() {
          List<ServerDetector> detectors =
                  ServiceObjectFactory.createServiceObjects("META-INF/detectors-default", "META-INF/detectors");
          // An detector at the end of the chain in order to get a default handle
          detectors.add(new FallbackServerDetector());
          return detectors;
      }
docs: Lookup all registered detectors + a default detector