return ""
	}
}

// toLowerString - safely convert interface to lower string
func toLowerString(val interface{}) string {
	return strings.ToLower(toString(val))
}

// toInteger _ Safely convert interface to integer without causing panic.
func toInteger(val interface{}) (int64, error) {
	switch v := val.(type) {
	case float64:
		return int64(v), nil
	case int64:
		return v, nil
	case int:
		return int64(v), nil

			onlineDisks[index] = disks[index]
		} else {
			onlineDisks[index] = nil
		}
	}

	return onlineDisks, modTime, ""
}

// Convert verify or check parts returned error to integer representation
func convPartErrToInt(err error) int {
	err = unwrapAll(err)
	switch err {
	case nil:
		return checkPartSuccess
	case errFileNotFound, errFileVersionNotFound:
		return checkPartFileNotFound

     *
     * @throws NumberFormatException if [s] is not an integer of any precision.
     */
    private fun parseMaxAge(s: String): Long {
      try {
        val parsed = s.toLong()
        return if (parsed <= 0L) Long.MIN_VALUE else parsed
      } catch (e: NumberFormatException) {
        // Check if the value is an integer (positive or negative) that's too big for a long.

    return delegateOrNull() != null;
  }

  /** Stores the hash table mask as the number of bits needed to represent an index. */
  private void setHashTableMask(int mask) {
    int hashTableBits = Integer.SIZE - Integer.numberOfLeadingZeros(mask);
    metadata =
        CompactHashing.maskCombine(metadata, hashTableBits, CompactHashing.HASH_TABLE_BITS_MASK);
  }

   * {@code Map<T, Something>} to {@code Map<String, Something>} etc. Similarly, {@code formal} and
   * {@code actual} can be {@code Map<K, V>} and {@code Map<String, Integer>} respectively, or they
   * can be {@code E[]} and {@code String[]} respectively, or even any arbitrary combination
   * thereof.
   *

      if (ch > Ascii.MAX) {
        throw new DecodingException("Unrecognized character: 0x" + Integer.toHexString(ch));
      }
      int result = decodabet[ch];
      if (result == -1) {
        if (ch <= 0x20 || ch == Ascii.MAX) {
          throw new DecodingException("Unrecognized character: 0x" + Integer.toHexString(ch));
        } else {
          throw new DecodingException("Unrecognized character: " + ch);

   * FileChannel#map(java.nio.channels.FileChannel.MapMode, long, long)}.
   *
   * <p>Files are mapped from offset 0 to its length.
   *
   * <p>This only works for files ≤ {@link Integer#MAX_VALUE} bytes.
   *
   * @param file the file to map
   * @return a read-only buffer reflecting {@code file}
   * @throws FileNotFoundException if the {@code file} does not exist

   *
   * @param <B> the upper bound on the eventual type that can be produced by this builder (for
   *     example, a {@code Builder<Number>} can produce a {@code Queue<Number>} or {@code
   *     Queue<Integer>} but not a {@code Queue<Object>}).
   * @since 8.0
   */
  public static final class Builder<B> {
    /*
     * TODO(kevinb): when the dust settles, see if we still need this or can

  // whatever warnings might come along with it. :(

  /**
   * Returns an immutable list containing the given elements, in order.
   *
   * <p>The array {@code others} must not be longer than {@code Integer.MAX_VALUE - 12}.
   *
   * @throws NullPointerException if any element is null
   * @since 3.0 (source-compatible since 2.0)
   */

def convert_version_to_int(version):
  """Convert a version number to a integer that can be used to compare.

  Version strings of the form X.YZ and X.Y.Z-xxxxx are supported. The
  'xxxxx' part, for instance 'homebrew' on OS/X, is ignored.

  Args:
    version: a version to be converted

  Returns:
    An integer if converted successfully, otherwise return None.
  """
  version = version.split('-')[0]