static ValidationResponse fromJson()

in spectator-reg-stateless/src/main/java/com/netflix/spectator/stateless/ValidationResponse.java [64:97]

32 lines of code
7 McCabe index (conditional complexity)


  static ValidationResponse fromJson(byte[] json) throws IOException {
    try (JsonParser parser = JSON_FACTORY.createParser(json)) {
      String type = null;
      int errorCount = 0;
      List<String> messages = new ArrayList<>();

      checkToken(parser.nextToken(), EnumSet.of(JsonToken.START_OBJECT));
      while (parser.nextToken() == JsonToken.FIELD_NAME) {
        switch (parser.getText()) {
          case "type":
            type = parser.nextTextValue();
            break;
          case "errorCount":
            errorCount = parser.nextIntValue(0);
            break;
          case "message":
            JsonToken token = parser.nextToken();
            checkToken(token, EnumSet.of(JsonToken.VALUE_NULL, JsonToken.START_ARRAY));
            if (token == JsonToken.START_ARRAY) {
              while (parser.nextToken() != JsonToken.END_ARRAY) {
                messages.add(parser.getText());
              }
            }
            break;
          default:
            parser.nextToken();
            parser.skipChildren();
            break;
        }
      }

      return new ValidationResponse(type, errorCount, messages);
    }
  }