How can I put a CASE SWITCH on a JList?

How can I put a case switch on JList selection entered?  

case one:
case two:
case three:
case four:
case five:

import java.awt.*;
    import java.awt.event.*;
    import javax.swing.*;
 
    public class Lister {
      public static void main(String[] args) {
        JFrame frame = new JFrame("Lister v1.0");
 
 
        String [] items = { "one", "two", "three", "four", "five" };
 
 
 
        final JList list = new JList(items);
 
        // create a button; when it's pressed, print out
        // the selection in the list
        JButton button = new JButton("Per favore");
        button.addActionListener(new ActionListener() {
          public void actionPerformed(ActionEvent ae) {
            Object[] selection = list.getSelectedValues();
            System.out.println("-----");
            for ( Object o : selection )
              System.out.println( o );
          }
        });
 
        // put the controls the content pane
        Container c = frame.getContentPane();  // unnecessary  in 5.0+
        JPanel comboPanel = new JPanel();
        c.add(new JScrollPane(list), BorderLayout.CENTER);
        c.add(button, BorderLayout.SOUTH);
 
        frame.setSize(200, 200);
        frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
        frame.setVisible(true);
      }
    }

Select allOpen in new window