AbstractButton.getRolloverIcon() has the following syntax.
public Icon getRolloverIcon()
In the following code shows how to use AbstractButton.getRolloverIcon() method.
//from www .j a v a 2s . c om import javax.swing.AbstractButton; import javax.swing.JButton; import javax.swing.JFrame; public class Main { public static void main(String[] args) { AbstractButton jb = new JButton("Press Me"); System.out.println(jb.getRolloverIcon()); JFrame f = new JFrame(); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.getContentPane().add(jb); f.pack(); f.setVisible(true); } }