* @param key The key of the setting.
     * @param defaultValue The default value if the setting is not found.
     * @return The setting value as an int.
     */
    public int getAsInt(final String key, final int defaultValue) {
        return getAs(key, defaultValue, Integer::parseInt);
    }

    /**
     * Retrieves a setting value as a long.
     * @param key The key of the setting.

                        settingsBuilder.putProperties(settings, s -> s);
                    }
                });
                runner.build(config);

                final int port = runner.node().settings().getAsInt("http.port", 9200);
                try {
                    final InetAddress localhost = InetAddress.getByName("localhost");
                    httpAddress = IpAddressUtil.buildUrl("http", localhost, port, "");

  @Beta
  @InlineMe(replacement = "optional.stream()")
  @InlineMeValidationDisabled("Java 9+ API only")
  public static IntStream stream(OptionalInt optional) {
    return optional.isPresent() ? IntStream.of(optional.getAsInt()) : IntStream.empty();
  }

  /**
   * If a value is present in {@code optional}, returns a stream containing only that element,
   * otherwise returns an empty stream.
   *

  @Beta
  @InlineMe(replacement = "optional.stream()")
  @InlineMeValidationDisabled("Java 9+ API only")
  public static IntStream stream(OptionalInt optional) {
    return optional.isPresent() ? IntStream.of(optional.getAsInt()) : IntStream.empty();
  }

  /**
   * If a value is present in {@code optional}, returns a stream containing only that element,
   * otherwise returns an empty stream.
   *