问按下KeyEvent后运行JButton

EN

frame.addKeyListener(new java.awt.event.KeyAdapter() {
    @Override
    public void keyPressed(KeyEvent e) {
        System.out.println("Key typed = " + e.getKeyChar());
            if(e.getKeyCode() == KeyEvent.VK_ENTER){
                //My JButton is called b1, how do i make it run here when enter is pressed?
            System.out.println("ENTER");
        }
    }
});