StringBuilder ret = new StringBuilder();
        for (final byte element : this.b) {
            final int n = element & 0xff;
            if (n <= 0x0f) {
                ret.append("0");
            }
            ret.append(Integer.toHexString(n));
        }
        return ret.toString();
    }

            int hash = docid.substring(i).hashCode() % splitHashSize;
            if (hash < 0) {
                hash *= -1;
            }
            buf.append('_').append(Integer.toString(hash)).append('/');
        }
        buf.append(docid).append('.').append(imageExtention);
        return buf.toString();
    }

    /**
     * Gets the thumbnail file for a document if it exists.
     *

	// Data blocks can vary per pool, but parity is same.
	for i, setDriveCount := range z.SetDriveCounts() {
		b.StandardSCData = append(b.StandardSCData, setDriveCount-scParity)
		b.RRSCData = append(b.RRSCData, setDriveCount-rrSCParity)
		b.DrivesPerSet = append(b.DrivesPerSet, setDriveCount)
		b.TotalSets = append(b.TotalSets, z.serverPools[i].setCount)
	}

	b.StandardSCParity = scParity
	b.RRSCParity = rrSCParity
	return
}

   * [rfc_7468]: https://tools.ietf.org/html/rfc7468
   */
  fun privateKeyPkcs8Pem(): String =
    buildString {
      append("-----BEGIN PRIVATE KEY-----\n")
      encodeBase64Lines(keyPair.private.encoded.toByteString())
      append("-----END PRIVATE KEY-----\n")
    }

  /**
   * Returns the RSA private key encoded in [PKCS #1][rfc_8017] [PEM format][rfc_7468].
   *

		var errs []error
		for index, disk := range di {
			switch {
			case disk == nil:
				errs = append(errs, fmt.Errorf("disk[%d]: offline", index))
			case disk.Error != "":
				errs = append(errs, fmt.Errorf("disk %s: %s", disk.Endpoint, disk.Error))
			case disk.Total == 0:
				errs = append(errs, fmt.Errorf("disk %s: total is zero", disk.Endpoint))
			}
		}
		// Log disk errors.

            char ch = s.charAt(pos);
            pos++;
            if (ch == '\\') {
                sb.append(ch);
                if (pos >= end) {
                    break; // ERROR, or let it go?
                }
                ch = s.charAt(pos);
                pos++;
            }

            sb.append(ch);
        }

        if (sb.length() > 0) {
            list.add(sb.toString());
        }

                for (final char c : value.toCharArray()) {
                    if (CharUtil.isUrlChar(c) || c == ' ') {
                        buf.append(c);
                    } else {
                        try {
                            buf.append(URLEncoder.encode(String.valueOf(c), Constants.UTF_8));
                        } catch (final UnsupportedEncodingException e) {
                            // NOP

				spb = append(strconv.AppendInt(spb, s.Offset, 10), '\n')
				spb = append(strconv.AppendInt(spb, s.Length, 10), '\n')
			}
			pad := blockPadding(int64(len(spb)))
			spb = append(spb, zeroBlock[:pad]...)
			hdr.Size += int64(len(spb)) // Accounts for encoded sparse map

			// Add and modify appropriate PAX records.
			dir, file := path.Split(realName)
			hdr.Name = path.Join(dir, "GNUSparseFile.0", file)

    StringBuilder buf = new StringBuilder((len * 3 / 2) + 16);

    int oldpos = 0;
    do {
      buf.append(string, oldpos, pos);
      buf.append(replacement);
      oldpos = pos + 1;
      pos = indexIn(string, oldpos);
    } while (pos != -1);

    buf.append(string, oldpos, len);
    return buf.toString();
  }

  /**

  fun escapeForUri(vararg codePoints: Int) =
    apply {
      uriEscapedCodePoints.append(String(*codePoints))
    }

  /**
   * Configure code points to be stripped in conversion to `java.net.URI`. That class is more
   * strict than the others.
   */
  fun stripForUri(vararg codePoints: Int) =
    apply {
      uriStrippedCodePoints.append(String(*codePoints))
    }

  override fun test(
    codePoint: Int,