ImageIcon icon1 = new ImageIcon("src/halum/lesson.gif");
        ImageIcon icon2 = new ImageIcon("src/halum/lesson1-1.jpg");

        JButton button1 = new JButton(icon1);
        JButton button2 = new JButton(icon2);
        JButton button3 = new JButton(icon1);

        if(icon1.equals(icon2)) {
            System.out.println("This line ain't gonna be shown dude. Because...");
        }else {
            System.out.println("They ain't same object you know :| ");
        }

        if (button1.getIcon()==button2.getIcon()) {
            System.out.println("This is a better method. but They ain't same.");
        }else {
            System.out.println("Not gonna be printed");
        }

        if(button1.getIcon() == button3.getIcon()) {
            System.out.println("this is true");
            System.out.println("So this is what you should use");
        }else {
            System.out.println("Do we really need this else?");
        }

        if (button1.getIcon().equals(button3.getIcon())) {
            System.out.println("This should work as well. As both buttons use same image icon");
        }