Java awt exit(close) example.

import java.awt.*;
import java.awt.event.*;

class exitPro
{
exitPro()
{
Frame f=new Frame();
f.setSize(300,300);
f.setVisible(true);
f.addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent we)
{
System.exit(0);
}      
});
}
public static void main(String surat[])
{
new exitPro();
}
}