package test;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;

public class Test {
    public static void main (String args[]) {
        Test t = new Test();
        
        JButton b = new JButton ();

        b.addActionListener (t.new ButtonHandler());
    }

    private void a () {}

    class ButtonHandler implements ActionListener{

        public void actionPerformed (ActionEvent arg0) {
           a();
            
        }
        
    }
}