/**
 *
 * This program demonstrates reading multiple inputs, the break statement,
 * and using dialog boxes.
 */

import javax.swing.JOptionPane;

public class HelloDemo {
    
    public static void main(String[] args) {
        
        int again;
        do {

            String message = JOptionPane.showInputDialog("Enter a Message");
            if (message == null) {
                break;
            }

            if (!message.isEmpty()) {
                JOptionPane.showMessageDialog(null, message);
            }

            again = JOptionPane.showConfirmDialog(null, "Continue?");

        } while (again == JOptionPane.YES_OPTION);
        System.exit(0);
    }

}