docs: @Override
    public final void setItsId(final IdLangPreferences pItsId) {
      this.itsId = pItsId;
      if (this.itsId == null) {
        this.lang = null;
        this.country = null;
      } else {
        this.lang = this.itsId.getLang();
        this.country = this.itsId.getCountry();
      }
    }