@VisibleForTesting
  static WildcardType supertypeOf(Type lowerBound) {
    return new WildcardTypeImpl(new Type[] {lowerBound}, new Type[] {Object.class});
  }

  /**
   * Returns a human-readable string representation of {@code type}.
   *
   * <p>The format is subject to change.
   */
  static String toString(Type type) {
    return (type instanceof Class) ? ((Class<?>) type).getName() : type.toString();

   * response to a sender.
   *
   * @since 8.0
   */
  public static final byte ACK = 6;

  /**
   * Bell ('\a'): A character for use when there is a need to call for human attention. It may
   * control alarm or attention devices.
   *
   * @since 8.0
   */
  public static final byte BEL = 7;

  /**

    public MaxCodePoint(String userFriendly) {
      value = decode(userFriendly);
    }
  }

  /**
   * The default values of maxCodePoint below provide pretty good performance models of different
   * kinds of common human text.
   *
   * @see MaxCodePoint#decode
   */
  @Param({"0x80", "0x90", "0x100", "0x800", "0x10000", "0x10ffff"})
  MaxCodePoint maxCodePoint;

  @Param({"16384"})
  int charCount;

 * <td>{@link #base16()}
 * <td>0-9 A-F
 * <td>2.00
 * <td>N/A
 * <td>Traditional hexadecimal. Defaults to upper case.
 * <tr>
 * <td>{@link #base32()}
 * <td>A-Z 2-7
 * <td>1.60
 * <td>=
 * <td>Human-readable; no possibility of mixing up 0/O or 1/I. Defaults to upper case.
 * <tr>
 * <td>{@link #base32Hex()}
 * <td>0-9 A-V
 * <td>1.60
 * <td>=

    } else {
      addPendingString(builder); // delegates to addDoneString if future completes midway
    }
    return builder.append("]").toString();
  }

  /**
   * Provide a human-readable explanation of why this future has not yet completed.
   *
   * @return null if an explanation cannot be provided (e.g. because the future is done).
   * @since 23.0
   */
  @CheckForNull

          @Override
          public void run() {
            delegateForDelayedRuntimeException.set("Should never be seen");
          }
        };

    /** All the futures, together with human-readable names for use by {@link #smartToString}. */
    final ImmutableList<TestFuture> allFutures =
        ImmutableList.of(
            new TestFuture(doneSuccess, "doneSuccess", doNothing),

   * response to a sender.
   *
   * @since 8.0
   */
  public static final byte ACK = 6;

  /**
   * Bell ('\a'): A character for use when there is a need to call for human attention. It may
   * control alarm or attention devices.
   *
   * @since 8.0
   */
  public static final byte BEL = 7;

  /**

ru?t&imik?tuf???zarasik?????c&cah,ed,?g&as!.&a&gas?m&a&tamah?yik??ihsak??rat?t&a&gatik?hatik??ira!ihsin????e&kaira?nimimak??i&akneg?g&aruyk?o??h&c&amo?uo??siorihs??kaznak?modukuf?ra&gonihsoy?mi???nezih?u&k&at?ohuok??s&ot?tarak?????ihs!.&a&kok?m&a&hagan?yirom??ihsakat??rabiam?wagoton??e&miharot?nokih??houyr?i&azaihsin?esok?kustakat?moihsagih??na&mihcahimo?nok??o&hsia?mag?t&asoyot?ok?tir???us&ay?t&asuk?o??????k&aso!.&a&d&awihsik?eki??k&a&noyot?s&akaayahihc?oihsagih???oadat?uziak??m&ayas!akaso??oda...

    public MaxCodePoint(String userFriendly) {
      value = decode(userFriendly);
    }
  }

  /**
   * The default values of maxCodePoint below provide pretty good performance models of different
   * kinds of common human text.
   *
   * @see MaxCodePoint#decode
   */
  @Param({"0x80", "0x90", "0x100", "0x800", "0x10000", "0x10ffff"})
  MaxCodePoint maxCodePoint;

  @Param({"16384"})
  int charCount;

      } else if (isDone()) {
        addDoneString(builder);
      } else {
        builder.append("PENDING");
      }
    }
    return builder.append("]").toString();
  }

  /**
   * Provide a human-readable explanation of why this future has not yet completed.
   *
   * @return null if an explanation cannot be provided because the future is done.
   */
  @Nullable
  String pendingToString() {