Create Inverted JSliders in Java

/*from  w w  w  .j  ava  2 s  .c  o m*/

import java.awt.BorderLayout;
import java.awt.Container;

import javax.swing.JFrame;
import javax.swing.JSlider;

public class Main {
  public static void main(String args[]) {
    JFrame f = new JFrame("Inverted Sliders");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JSlider js1 = new JSlider();
    js1.setMajorTickSpacing(10);
    js1.setPaintTicks(true);
    js1.setPaintLabels(true);
    JSlider js2 = new JSlider();
    js2.setInverted(true);
    js2.setMajorTickSpacing(10);
    js2.setPaintTicks(true);
    js2.setPaintLabels(true);
    JSlider js3 = new JSlider(JSlider.VERTICAL);
    js3.setPaintTrack(false);
    js3.setMajorTickSpacing(10);
    js3.setPaintTicks(true);
    js3.setPaintLabels(true);
    JSlider js4 = new JSlider(JSlider.VERTICAL);
    js4.setInverted(true);
    js4.setMajorTickSpacing(10);
    js4.setPaintTicks(true);
    js4.setPaintLabels(true);
    Container c = f.getContentPane();
    c.add(js1, BorderLayout.NORTH);
    c.add(js2, BorderLayout.SOUTH);
    c.add(js3, BorderLayout.EAST);
    c.add(js4, BorderLayout.WEST);
    f.setSize(300, 250);
    f.setVisible(true);
  }
}