@Override
    protected @NotNull String toExternal(@NotNull String value) {
      return switch (value) {
        case "\n" -> "lf";
        case "\r" -> "cr";
        case "\r\n" -> "crlf";
        default -> {
          LOG.error("Unexpected field value: " + value);
          yield "";
        }
      };
    }
@Override
    protected @NotNull String toExternal(@NotNull String value)