TableRowSorterWithHeader.java Source code

Introduction

Here is the source code for TableRowSorterWithHeader.java

Source

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 TableRowSorterWithHeader extends JFrame {
    public TableRowSorterWithHeader() {
        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 TableRowSorterWithHeader();
    }
}