How to use an action listener to check if a certain button was clicked?

Question

I have 4 lists of buttons arranged into a column in my program. As of now I have 4 loops that check to see if a button has been clicked or not. Is there a simple way to chec

Answer 1

Any time you click a button, it triggers the actionPerformed method, regardless of which button you pressed.

public void actionPerformed(ActionEvent event) {
    Object source = event.getSource();
    if (source instanceof JButton) System.out.println("You clicked a button!");
}