@Override
  public @NotNull String getExternalId() {
    if (externalId == null) {
      externalId = (getLanguage() == XMLLanguage.INSTANCE ? "" : getLanguage().getID().toUpperCase(Locale.ENGLISH) + ":") + getDebugName();
    }
    return externalId;
  }
@Override
  public @NotNull String getExternalId()