private void tabelSelectedRow() {
   if (tableObject.getSelectedRow() < 0) {
     return;
   }
   foreignLanguage = list.get(tableObject.getSelectedRow());
   txtCountryName.setText(foreignLanguage.getForeignLanguageName());
   btnCreate.setEnabled(false);
   btnDelete.setEnabled(true);
   btnEdit.setEnabled(true);
 }
  private void loadData() {

    list = foreignLanguageBN.selectLanguageByCountryId(country.getId());
    String[] header = {"Thông số"};
    model = new DefaultTableModel(header, 0);
    for (ForeignLanguage bean : list) {
      String[] rows = {bean.getForeignLanguageName()};
      model.addRow(rows);
    }
    tableObject.setModel(model);
  }