*/
  public static String join(String separator, char... array) {
    checkNotNull(separator);
    int len = array.length;
    if (len == 0) {
      return "";
    }

    StringBuilder builder = new StringBuilder(len + separator.length() * (len - 1));
    builder.append(array[0]);
    for (int i = 1; i < len; 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 * 12);
    builder.append(array[0]);
    for (int i = 1; i < array.length; i++) {
      builder.append(separator).append(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();
  }

    }

    @Override
    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 String.format(getLdapAdminUserFilter(), name);
    }

    String getLdapAdminUserBaseDn();

    default String getLdapAdminUserSecurityPrincipal(final String name) {
        final StringBuilder buf = new StringBuilder(100);
        buf.append(String.format(getLdapAdminUserFilter(), name));
        if (StringUtil.isNotBlank(getLdapAdminUserBaseDn())) {
            buf.append(',').append(getLdapAdminUserBaseDn());

    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(businessCategory);
        sb.append(dm).append(carLicense);
        sb.append(dm).append(city);
        sb.append(dm).append(departmentNumber);

            }
            for (Map.Entry<File, List<Error>> e : errors.entrySet()) {
                File file = e.getKey();
                List<Error> errorsForFile = e.getValue();

                StringBuilder sb = new StringBuilder();
                for (Error error : errorsForFile) {
                    sb.append("ERROR: " + file.getName() + ":" + error.lineNumber + " " + error.message + "\n    " + error.line + "\n");
                }

    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();
  }

                    && duplicateSessionMap.get(sessionId).plusMinutes(searchStoreInterval).isAfter(requestedAt)) {
                return;
            }

            final StringBuilder sb = new StringBuilder(100);
            final List<String> fields = new ArrayList<>();
            final List<String> tags = new ArrayList<>();
            final List<String> roles = new ArrayList<>();

        if (StringUtil.isBlank(configName)) {
            configName = StringUtils.abbreviate(configPath, 30);
        }

        // normalize
        final StringBuilder buf = new StringBuilder(1000);
        for (int i = 0; i < configPath.length(); i++) {
            final char c = configPath.charAt(i);
            if (c == '\\') {
                buf.append('/');