*
   * <p>To create a {@code HashCode} from its string representation, see {@link #fromString}.
   */
  @Override
  public final String toString() {
    byte[] bytes = getBytesInternal();
    StringBuilder sb = new StringBuilder(2 * bytes.length);
    for (byte b : bytes) {
      sb.append(hexDigits[(b >> 4) & 0xf]).append(hexDigits[b & 0xf]);
    }
    return sb.toString();
  }

    checkNotNull(separator);
    if (array.length == 0) {
      return "";
    }

    // For pre-sizing a builder, just get the right order of magnitude
    StringBuilder builder = new StringBuilder(array.length * 12);
    builder.append(array[0]);
    for (int i = 1; i < array.length; i++) {
      builder.append(separator).append(array[i]);
    }
    return builder.toString();
  }

    Files.copy(i18nFile, out);
    assertEquals(I18N, out.toString("UTF-8"));
  }

  public void testCopyToAppendable() throws IOException {
    File i18nFile = getTestFile("i18n.txt");
    StringBuilder sb = new StringBuilder();
    Files.copy(i18nFile, UTF_8, sb);
    assertEquals(I18N, sb.toString());
  }

  public void testCopyFile() throws IOException {
    File i18nFile = getTestFile("i18n.txt");

    checkNotNull(separator);
    if (array.length == 0) {
      return "";
    }

    // For pre-sizing a builder, just get the right order of magnitude
    StringBuilder builder = new StringBuilder(array.length * 5);
    builder.append(toString(array[0]));
    for (int i = 1; i < array.length; i++) {
      builder.append(separator).append(toString(array[i]));
    }
    return builder.toString();

   *
   * <p>To create a {@code HashCode} from its string representation, see {@link #fromString}.
   */
  @Override
  public final String toString() {
    byte[] bytes = getBytesInternal();
    StringBuilder sb = new StringBuilder(2 * bytes.length);
    for (byte b : bytes) {
      sb.append(hexDigits[(b >> 4) & 0xf]).append(hexDigits[b & 0xf]);
    }
    return sb.toString();
  }

        }
        return value;
    }

    public String toString() {
        if (recommendedVersion != null) {
            return recommendedVersion.toString();
        } else {
            StringBuilder buf = new StringBuilder();
            for (Iterator<Restriction> i = restrictions.iterator(); i.hasNext(); ) {
                Restriction r = i.next();

                buf.append(r.toString());

            return;
        }
        printWriter.accept("Detected deprecated option use in " + source);
        for (Option option : cliManager.getUsedDeprecatedOptions()) {
            StringBuilder sb = new StringBuilder();
            sb.append("The option ");
            if (option.getOpt() != null) {
                sb.append("-").append(option.getOpt());
            }
            if (option.getLongOpt() != null) {

    checkNotNull(separator);
    if (array.length == 0) {
      return "";
    }

    // For pre-sizing a builder, just get the right order of magnitude
    StringBuilder builder = new StringBuilder(array.length * 10);
    builder.append(array[0]);
    for (int i = 1; i < array.length; i++) {
      builder.append(separator).append(array[i]);
    }
    return builder.toString();
  }

    checkNotNull(separator);
    if (array.length == 0) {
      return "";
    }

    // For pre-sizing a builder, just get the right order of magnitude
    StringBuilder builder = new StringBuilder(array.length * 10);
    builder.append(array[0]);
    for (int i = 1; i < array.length; i++) {
      builder.append(separator).append(array[i]);
    }
    return builder.toString();
  }

        return getImageFilename(docid);
    }

    protected String getImageFilename(final String docid) {
        final StringBuilder buf = new StringBuilder(50);
        for (int i = 0; i < docid.length(); i += splitSize) {
            int hash = docid.substring(i).hashCode() % splitHashSize;
            if (hash < 0) {
                hash *= -1;