private static JsonObject readParameters()

in java-local/src/main/java/openwhisk/java/local/CLI.java [95:120]

• 25 lines of code
• 4 McCabe index (conditional complexity)

  private static JsonObject readParameters(CLI cli) {
    if (cli.parameters == null || cli.parameters.isEmpty()) {
      ExecutorService ex = Executors.newSingleThreadExecutor();
      Future<JsonObject> result = ex.submit(() -> {
        try(JsonReader reader = new JsonReader(new InputStreamReader(System.in))){
          reader.setLenient(true);
          JsonParser parser = new JsonParser();
          JsonElement element = parser.parse(reader);
          return element.getAsJsonObject();
        }
      });
      try {
        return result.get(1, TimeUnit.SECONDS);
      } catch (InterruptedException | ExecutionException | TimeoutException e) {
        result.cancel(true);
        return new JsonObject();
      }

    } else {
      JsonObject o = new JsonObject();
      cli.parameters.forEach((name, value) -> {
        o.addProperty(name, value);
      });
      return o;
    }
  }