import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class JLeftOrRight extends JFrame
{
   JLabel label2 = new JLabel("Mouse position");
   MouseAdapter adapter = new MouseAdapter ()
   {
      public void mouseReleased(MouseEvent e)
      {
         label2.setText("Mouse x: " + e.getX() + " Mouse y: " + e.getY());
      }
   };

   public JLeftOrRight()
   {
      setTitle("Left Or Right");
      setSize(800, 600);
      setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
      getContentPane().add(label2);
      setVisible(true);
      addMouseListener(adapter);
   }

   public static void main(String[] args)
   {
      JLeftOrRight lor = new JLeftOrRight();
   }
}