// Format is typically: Transport[address:port,state=...]
        String transportStr = transport.toString();
        int startBracket = transportStr.indexOf('[');
        int endBracket = transportStr.indexOf(',');
        if (startBracket != -1 && endBracket != -1 && endBracket > startBracket) {
            return transportStr.substring(startBracket + 1, endBracket);
        }

 * label is longer than 63 characters. Trailing dots are okay.
 */
internal fun String.containsInvalidLabelLengths(): Boolean {
  if (length !in 1..253) return true

  var labelStart = 0
  while (true) {
    val dot = indexOf('.', startIndex = labelStart)
    val labelLength =
      when (dot) {
        -1 -> length - labelStart
        else -> dot - labelStart
      }
    if (labelLength !in 1..63) return true
    if (dot == -1) break

        return parent.get(index);
    }

    @Override
    public int hashCode() {
        return parent.hashCode();
    }

    @Override
    public int indexOf(final Object o) {
        return parent.indexOf(o);
    }

    @Override
    public boolean isEmpty() {
        return parent.isEmpty();
    }

    @Override
    public Iterator<Map<String, Object>> iterator() {

    Map<K, V> delegate = delegateOrNull();
    return (delegate != null) ? delegate.containsKey(key) : indexOf(key) != -1;
  }

  @Override
  public @Nullable V get(@Nullable Object key) {
    Map<K, V> delegate = delegateOrNull();
    if (delegate != null) {
      return delegate.get(key);
    }
    int index = indexOf(key);
    if (index == -1) {
      return null;
    }
    accessEntry(index);

                    return name;
                } catch (NameNotFoundException nnfe) {
                    uhe = new UnknownHostException(nnfe.getMessage());
                }
                int dot = name.indexOf('.');
                if (dot == -1)
                    break;
                name = name.substring(dot + 1);
            }
        } catch (NamingException ne) {
            if (log.level > 1)

    private final String string;

    StringAsImmutableList(String string) {
      this.string = string;
    }

    @Override
    public int indexOf(@Nullable Object object) {
      return (object instanceof Character) ? string.indexOf((Character) object) : -1;
    }

    @Override
    public int lastIndexOf(@Nullable Object object) {

            while (stream.incrementToken()) {
                final CharTermAttribute att = stream.getAttribute(CharTermAttribute.class);
                final String term = att.toString();
                final int pos = inputStr.indexOf(term, offset);
                if (pos > 0) {
                    final String tmp = inputStr.substring(offset, pos);
                    kanaBuf.append(transliterator.transliterate(tmp));
                    offset = pos;

    }
  }

  @Override
  public int indexOf(@Nullable Object object) {
    return (object == null) ? -1 : Lists.indexOfImpl(this, object);
  }

  @Override
  public int lastIndexOf(@Nullable Object object) {
    return (object == null) ? -1 : Lists.lastIndexOfImpl(this, object);
  }

  @Override
  public boolean contains(@Nullable Object object) {
    return indexOf(object) >= 0;
  }

                    if (server.length() == 0) {
                        // this can also be a v6 address within brackets, look ahead required
                        final int nexts = str.indexOf('[', si + 1);
                        final int nexte = str.indexOf(']', si);
                        if (nexts >= 0 && nexte >= 0 && nexte == nexts - 1) {
                            server = str.substring(si, nexte + 1);
                            si = nexts;

        if (entryDn == null) {
            return null;
        }
        int start = entryDn.toLowerCase(Locale.ROOT).indexOf("cn=");
        if (start == -1) {
            return null;
        }
        start += 3;

        final int end = entryDn.indexOf(',', start);
        final String value = end == -1 ? entryDn.substring(start) : entryDn.substring(start, end);