JSpinner.getPreviousValue() has the following syntax.
public Object getPreviousValue()
In the following code shows how to use JSpinner.getPreviousValue() method.
import java.awt.Container; import java.awt.FlowLayout; import java.util.Calendar; import java.util.Date; /* w w w . j a v a 2 s . co m*/ import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JSpinner; import javax.swing.SpinnerDateModel; public class Main extends JFrame { public Main() { super("Month Spinner"); setSize(200, 100); setDefaultCloseOperation(EXIT_ON_CLOSE); Container c = getContentPane(); c.setLayout(new FlowLayout(FlowLayout.LEFT, 4, 4)); c.add(new JLabel("Expiration Date:")); Date today = new Date(); JSpinner s = new JSpinner(new SpinnerDateModel(today, null, null, Calendar.MONTH)); JSpinner.DateEditor de = new JSpinner.DateEditor(s, "MM/yy"); s.setEditor(de); c.add(s); setVisible(true); System.out.println(s.getPreviousValue()); } public static void main(String args[]) { new Main(); } }