static O selectedTableCell(JTable t, int col) {
  ret getTableCell(t, t.getSelectedRow(), col);
}

static O selectedTableCell(JTable t) {
  ret selectedTableCell(t, t.getSelectedColumn());
}

static O selectedTableCell(JTable t, S colName) {
  ret selectedTableCell(t, tableColumnViewIndex(t, colName));
}