Comment afficher un JTable (JAVA)

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemListener;
import java.awt.event.MouseEvent;

import javax.swing.DefaultComboBoxModel;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.event.ListDataListener;
import javax.swing.table.DefaultTableModel;

/**
 * Created on 10-févr.-07
 * 
 * @author: Philippe FERY (philippe.fery@gmail.com)
 */

public class DemoTable extends JFrame {

	private Container c;

	private String[] titreColonnes = { "titre", "année", "genre" };

	private JTextField lbnTitre;

	private JTable jTable2;

	private String année = "2007";

	private JComboBox jComboBox1;

	public DemoTable() {
		super("Demo JTable");
		initializeComponent();
	}

	private void initializeComponent() {
		setDefaultCloseOperation(EXIT_ON_CLOSE);
		c = getContentPane();
		c.setLayout(new BorderLayout());

		JPanel inputPanel = new JPanel();
		inputPanel.setPreferredSize(new Dimension(640, 120));
		inputPanel.add(new JLabel("Entrez une valeur"));
		lbnTitre = new JTextField("Démo JTable");
		inputPanel.add(lbnTitre);
		String[] comboData = { "donnée 1", "donnée 2", "donnée 3" };
		DefaultComboBoxModel dcbm = new DefaultComboBoxModel(comboData);
		jComboBox1 = new JComboBox(dcbm);
		jComboBox1.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent ae) {
				updateTable();
			}
		});
		inputPanel.add(lbnTitre);
		inputPanel.add(jComboBox1);
		c.add(inputPanel, BorderLayout.NORTH);

		JPanel dataPanel = new JPanel();
		dataPanel.setPreferredSize(new Dimension(640, 300));
		jTable2 = new JTable();
		jTable2.setPreferredSize(new Dimension(640, 300));
		dataPanel.add(jTable2);
		c.add(dataPanel, BorderLayout.CENTER);

	}

	private void updateTable() {
		Object[][] données = { { lbnTitre.getText(), année, jComboBox1.getSelectedItem() },
				{ lbnTitre.getText(), année, jComboBox1.getSelectedItem() } };
		DefaultTableModel dtm = new DefaultTableModel(données, titreColonnes);
		jTable2.setModel(dtm);
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		DemoTable demo = new DemoTable();
		demo.pack();
		demo.setVisible(true);
	}

};