@CheckForNull Executor nextExecutor;
  }

  /**
   * Enqueues a task to run when the previous task (if any) completes.
   *
   * <p>Cancellation does not propagate from the output future to a callable that has begun to
   * execute, but if the output future is cancelled before {@link Callable#call()} is invoked,
   * {@link Callable#call()} will not be invoked.
   */
  public <T extends @Nullable Object> ListenableFuture<T> submit(

 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

/**
 * Utility methods and classes for I/O; for example input streams, output streams, readers, writers,
 * and files.
 *
 * <p>At the core of this package are the Source/Sink types: {@link ByteSource ByteSource}, {@link

  }
  std::string value_string;
  if (!SummarizeValue(value_string).ok()) {
    value_string = "<error computing value>";
  }
  if (value_string.length() > 100) {
    // The default NumPy-style output can be distractingly long in error
    // messages.
    value_string = absl::StrCat(value_string.substr(0, 100), " [...]");
  }
  absl::Status s;
  const char* device_name = DeviceName(&s);
  if (!s.ok()) {

   * primary input succeeds, it is never invoked. If, during the invocation of {@code fallback}, an
   * exception is thrown, this exception is used as the result of the output {@code Future}.
   *
   * <p>Usage example:
   *
   * <pre>{@code
   * // Falling back to a zero counter in case an exception happens when processing the RPC to fetch
   * // counters.

indexed by minor [version](../operator/pkg/version/version.go). This is because
mapping rules are only allowed to change between minor (not patch) versions.

The `IstioOperatorSpec` API fields are translated to the output manifest in two ways:

1. The `IstioOperatorSpec` API fields are mapped to the Helm values.yaml schema using the

-A ISTIO_IN_REDIRECT -p tcp -j REDIRECT --to-ports 15006
-A PREROUTING -p tcp -j ISTIO_INBOUND
-A ISTIO_INBOUND -p tcp --dport 1111 -j ISTIO_IN_REDIRECT
-A ISTIO_INBOUND -p tcp --dport 2222 -j ISTIO_IN_REDIRECT
-A OUTPUT -p tcp -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p tcp --dport 5555 -j RETURN
-A ISTIO_OUTPUT -p tcp --dport 6666 -j RETURN
-A ISTIO_OUTPUT -o lo -s 127.0.0.6/32 -j RETURN

-A ISTIO_INBOUND -p tcp --dport 15020 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15021 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15090 -j RETURN
-A ISTIO_INBOUND -p tcp -j ISTIO_IN_REDIRECT
-A OUTPUT -p tcp -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p tcp --dport 15020 -j RETURN
-A ISTIO_OUTPUT -o lo -s 127.0.0.6/32 -j RETURN
-A ISTIO_OUTPUT -o lo ! -d 127.0.0.1/32 -p tcp ! --dport 15008 -m owner --uid-owner 1000670000 -j ISTIO_IN_REDIRECT

-A ISTIO_INBOUND -p tcp --dport 15020 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15021 -j RETURN
-A ISTIO_INBOUND -p tcp --dport 15090 -j RETURN
-A ISTIO_INBOUND -p tcp -j ISTIO_IN_REDIRECT
-A OUTPUT -p tcp -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p tcp --dport 15020 -j RETURN
-A ISTIO_OUTPUT -o lo -s 127.0.0.6/32 -j RETURN
-A ISTIO_OUTPUT -o lo ! -d 127.0.0.1/32 -m owner --uid-owner 1337 -j ISTIO_IN_REDIRECT

/**
 * A factory for {@link MessageBuilder}.
 *
 * @since 4.0.0
 */
@Experimental
public interface MessageBuilderFactory extends Service {
    /**
     * Checks if the underlying output does support styling or not.
     * @return whether color styling is supported or not
     */
    boolean isColorEnabled();

    /**
     * Returns the terminal width or <code>-1</code> if not supported.

    /**
     * It appears there is no way to configure Gson to use 4 spaces instead of 2 for indentation.
     *
     * See: https://github.com/google/gson/blob/master/UserGuide.md#TOC-Compact-Vs.-Pretty-Printing-for-JSON-Output-Format
     */
    private
    fun adjustIndentation(initalJsonString: String): String {
        val indentationRegex = """^\s+""".toRegex(RegexOption.MULTILINE)