prefixLen++;
                state = 1;
                break;
            case 1:
                if (in[i] == '/') {
                    break;
                }
                if (in[i] == '.' && (i + 1 >= length || in[i + 1] == '/')) {
                    i++;
                    break;

        // If we couldn't encode the label, give up.
        return null
      }

      if (dot < limit) {
        result.writeByte('.'.code)
        pos = dot + 1
      } else {
        break
      }
    }

    return result.readUtf8()
  }

  private fun encodeLabel(
    string: String,
    pos: Int,
    limit: Int,
    result: Buffer,
  ): Boolean {

    for (Entry<K, V> entry : getMap().entrySet()) {
      if (entry.getKey().equals(k0())) {
        assertEquals("entry.setValue() should return the old value", v0(), entry.setValue(v3()));
        break;
      }
    }
    expectReplacement(entry(k0(), v3()));
  }

  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_VALUES})
  @CollectionSize.Require(absent = ZERO)

    for (Entry<K, V> entry : getMap().entrySet()) {
      if (entry.getKey().equals(k0())) {
        assertEquals("entry.setValue() should return the old value", v0(), entry.setValue(v3()));
        break;
      }
    }
    expectReplacement(entry(k0(), v3()));
  }

  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_VALUES})
  @CollectionSize.Require(absent = ZERO)

        @Override
        public void run() {
            for (;;) {
                try {
                    final String line = br.readLine();
                    if (line == null) {
                        break;
                    }
                    if (logger.isDebugEnabled()) {
                        logger.debug(line);
                    }
                    list.add(line);

            decodeResourceChangeMessage(buf, message);
            break;
        case WitnessNotificationMessage.WITNESS_CLIENT_MOVE:
            decodeClientMoveMessage(buf, message);
            break;
        case WitnessNotificationMessage.WITNESS_SHARE_MOVE:
            decodeShareMoveMessage(buf, message);
            break;
        case WitnessNotificationMessage.WITNESS_IP_CHANGE:

                    proto = str.substring(mark, si);
                    mark = si + 1;
                    state = 1;
                }
                break;
            case 1:
                if (ch == '\\') {
                    mark = si + 1;
                    break;
                }
                state = 2;
            case 2:
                if (ch == '[') {

                    if (!handle.isActive()) {
                        break;
                    }

                    // In a real implementation, we would process actual change notifications here

                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                    break;
                } catch (Exception e) {
                    if (handle.isActive()) {

            case '\n':
                eol = true;
                break;
            case '\r':
                eol = true;
                final long cur = fp;
                if (read() != '\n') {
                    fp = cur;
                }
                break;
            default:
                input.append((char) c);
                break;
            }
        }

            if (ch != -1) {
                ch = readCharFromBuffer();
            }
            if (ch == -1) {
                break;
            } else if (!isDelimiter(ch)) {
                block.append((char) ch);
            } else if (block.length() > 0) {
                break;
            } else {
                blkStart++;
            }
        }
        if (block.length() == 0) {