JTableで行を選択

table = new JTable(model);
table.setAutoCreateRowSorter(true);
table.getSelectionModel().addListSelectionListener(new ListSelectionListener() {
  @Override public void valueChanged(ListSelectionEvent e) {
    if (e.getValueIsAdjusting()) {
      return;
    }
    int sc = table.getSelectedRowCount();
    changeInfoPanel((sc == 1) ? getInfo() : " ");
  }
});
// ...
private String getInfo() {
  int index = table.convertRowIndexToModel(table.getSelectedRow());
  String str = (String) model.getValueAt(index, 0);
  Integer idx = (Integer) model.getValueAt(index, 1);
  Boolean flg = (Boolean) model.getValueAt(index, 2);
  return String.format("%s, %d, %s", str, idx, flg);
}