if err != nil {
		return nil, err
	}

	// Anonymous request return quickly.
	if accessKey == "" || secretKey == "" {
		return req, nil
	}

	for k, v := range headers {
		req.Header.Set(k, v)
	}

	err = signRequestV4(req, accessKey, secretKey)
	if err != nil {
		return nil, err
	}

	return req, nil
}

      return new Maps.SortedKeySet<>(this);
    }

    @Override
    @CheckForNull
    public Comparator<? super R> comparator() {
      return sortedBackingMap().comparator();
    }

    @Override
    public R firstKey() {
      return sortedBackingMap().firstKey();
    }

    @Override
    public R lastKey() {
      return sortedBackingMap().lastKey();
    }

    @Override

   * be declared as a {@code List}.
   *
   * @return the re-serialized object
   * @throws RuntimeException if the specified object was not successfully serialized or
   *     deserialized
   */
  @CanIgnoreReturnValue
  public static <T> T reserialize(T object) {
    return Platform.reserialize(object);
  }

  /**

      if (hashAlgorithm != other.hashAlgorithm) return false
      if (hash != other.hash) return false

      return true
    }

    override fun hashCode(): Int {
      var result = pattern.hashCode()
      result = 31 * result + hashAlgorithm.hashCode()
      result = 31 * result + hash.hashCode()
      return result
    }
  }

        if (multiset.isPartialView()) {
          return copyOfSortedEntries(comparator, multiset.entrySet().asList());
        } else {
          return multiset;
        }
      }
    }
    return new ImmutableSortedMultiset.Builder<E>(comparator).addAll(elements).build();
  }

  /**
   * Returns an immutable sorted multiset containing the elements of a sorted multiset, sorted by

    if (result == null) {
      result = readHeader()
      peekedHeader = result
    }

    if (result.isEndOfData) return null

    return result
  }

  /**
   * Consume the next header in the stream and return it. If there is no header to read because we
   * have reached a limit, this returns [END_OF_DATA].
   */
  internal fun readHeader(): DerHeader {
    require(peekedHeader == null)

        case 0:
          return (k == 0) ? 1 : 0;
        case 1:
          return 1;
        case (-1):
          return ((k & 1) == 0) ? 1 : -1;
        case 2:
          return (k < Long.SIZE) ? 1L << k : 0;
        case (-2):
          if (k < Long.SIZE) {
            return ((k & 1) == 0) ? 1L << k : -(1L << k);
          } else {
            return 0;
          }
        default:

	arn, err := ParseARN(arnStr)
	if err != nil {
		return nil, err
	}

	id, found := list.targets[arn.TargetID]
	if !found {
		return nil, &ErrARNNotFound{}
	}
	return id, nil
}

// TargetIDResult returns result of Remove/Send operation, sets err if
// any for the associated TargetID
type TargetIDResult struct {
	// ID where the remove or send were initiated.
	ID TargetID

	info.Files = uint64(lpTotalNumberOfClusters)
	info.Ffree = uint64(lpNumberOfFreeClusters)

	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

            runLength++;
            if (runLength > maxRunBeforeFallback) {
              return true;
            }
          }
        }
        return false;
      }
    },
    SEPARATE_RANGES {
      int maxRunBeforeFallback(int tableSize) {
        return 13 * IntMath.log2(tableSize, RoundingMode.UNNECESSARY);
      }

      @Override