code for Improved Dialog Modality in java

import java.awt.Dialog;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;

public class ApplicationModalDialogDemo {

public static void main(String[] args) {
final JFrame parent1 = new JFrame("Parent Frame 1");
parent1.setLayout(new FlowLayout());
parent1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

JButton button = new JButton("Application modal dialog");
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
JDialog dialog = new JDialog(parent1, "Application-Modal Dialog",
Dialog.ModalityType.APPLICATION_MODAL);
dialog.setBounds(200, 150, 200, 150);
dialog.setVisible(true);
}
});
parent1.add(button);
parent1.setBounds(100, 100, 200, 150);
parent1.setVisible(true);

JFrame parent2 = new JFrame("Parent Frame 2");
parent2.setBounds(500, 100, 200, 150);
parent2.setVisible(true);
}
}