private Boolean isRowChecked(boolean row) {
boolean data = row;
return data==true;
}

table.getSelectionModel().addListSelectionListener(new ListSelectionListener(){
@Override
public void valueChanged(ListSelectionEvent e) {
if (!e.getValueIsAdjusting()) {
if (table.getSelectedRow() >= 0) {
for (int i = 0; i < table.getRowCount(); i++) {
if (isRowChecked((Boolean) TBLUsers.getValueAt(i, TBLUsers.getColumnModel().getColumnIndex("Столбец")))==true) {
System.out.println(i);
}
}

}
}
}
});