Java Rectangle.setSize(Dimension d)

public void setSize(Dimension d)

//from w  w  w  .j  a  v  a  2 s  . c om
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Point;
import java.awt.Rectangle;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class Main extends JPanel {

  public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;
    
    Rectangle r = new Rectangle ();
    
    r.setLocation(new Point(20,20));
    r.setSize(new Dimension(10,10));
    
    g2.fill (r);
    System.out.println (r.height);
    
    

  }

  public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.getContentPane().add(new Main());

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 200);
    frame.setVisible(true);
  }
}