Java Swing - 如何改变最小/最大值

import javax.swing.JSlider;

public class Main {
  public static void main(String[] argv) throws Exception {
    JSlider slider = new JSlider();

    int newMin = 0;
    slider.setMinimum(newMin);

    int newMax = 256;
    slider.setMaximum(newMax);
  }
}