how to use OptionPane.showConfirmDialog()
package com.mkyong.confirmDialog;
import javax.swing.JOptionPane;
public class ConfirmDialog2a {
public static void main(String[] args) {
int input = JOptionPane.showConfirmDialog(null,
"Click ok if you are ok", "Be ok!", JOptionPane.DEFAULT_OPTION);
// 0=ok
System.out.println(input);
}
}