Java by API/javax.swing.table/TableRowSorter

DefaultRowSorter: setRowFilter(RowFilter<? super TableModel, ? super Integer> filter)

  
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.RowFilter;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
public class Main {
  public static void main(String[] args) {
    Object[][] data = { { "A", 5 }, { "B", 2 }, { "C", 4 }, { "D", 8 } };
    String columnNames[] = { "Item", "Value" };
    TableModel model = new DefaultTableModel(data, columnNames) {
      public Class<?> getColumnClass(int column) {
        return getValueAt(0, column).getClass();
      }
    };
    JTable table = new JTable(model);
    RowFilter<Object, Object> filter = new RowFilter<Object, Object>() {
      public boolean include(Entry entry) {
        Integer population = (Integer) entry.getValue(1);
        return population.intValue() > 3;
      }
    };
    TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>(model);
    sorter.setRowFilter(filter);
    table.setRowSorter(sorter);
    JScrollPane scrollPane = new JScrollPane(table);
    JFrame frame = new JFrame("Filtering Table");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(scrollPane);
    frame.setSize(300, 200);
    frame.setVisible(true);
  }
}

new TableRowSorter(TableModel model)

  
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.RowSorter;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
public class Main extends JFrame {
  public Main() {
    setDefaultCloseOperation(EXIT_ON_CLOSE);
    String[] columns = { "Item", "Price" };
    Object[][] rows = { { "Potatoes", 10.98 }, { "Magazine", 7.99 },
        { "Can of soup", 0.89 }, { "DVD movie", 39.99 } };
    TableModel model = new DefaultTableModel(rows, columns) {
      public Class getColumnClass(int column) {
        if (column >= 0 && column <= getColumnCount())
          return getValueAt(0, column).getClass();
        else
          return Object.class;
      }
    };
    JTable table = new JTable(model);
    RowSorter<TableModel> sorter = new TableRowSorter<TableModel>(model);
    table.setRowSorter(sorter);
    getContentPane().add(new JScrollPane(table));
    setSize(200, 150);
    setVisible(true);
  }
  public static void main(String[] args) {
    new Main();
  }
}