public static CompletionStage run()

in plugin-tester-java/src/main/java/example/myapp/helloworld/AuthenticatedGreeterServer.java [53:96]

• 26 lines of code
• 2 McCabe index (conditional complexity)

  public static CompletionStage<ServerBinding> run(ActorSystem sys) throws Exception {
    Materializer mat = SystemMaterializer.get(sys).materializer();

    //#http-route
    // A Route to authenticate with
    Route authentication = path("login", () ->
      get(() ->
        complete("Psst, please use token XYZ!")
      )
    );
    //#http-route

    //#grpc-route
    // Instantiate implementation
    GreeterService impl = new GreeterServiceImpl(mat);
    Function<HttpRequest, CompletionStage<HttpResponse>> handler = GreeterServiceHandlerFactory.create(impl, sys);

    // As a Route
    Route handlerRoute = handle(handler);
    //#grpc-route

    //#grpc-protected
    // Protect the handler route
    Route protectedHandler =
      headerValueByName("token", token -> {
        if ("XYZ".equals(token)) {
          return handlerRoute;
        } else {
          return complete(StatusCodes.UNAUTHORIZED);
        }
      });
    //#grpc-protected

    //#combined
    Route finalRoute = concat(
      authentication,
      protectedHandler
    );

    return Http.get(sys)
      .newServerAt("127.0.0.1", 8090)
      .bind(finalRoute);
    //#combined
  }