AbstractButton.setBorderPainted(boolean b) has the following syntax.
public void setBorderPainted(boolean b)
In the following code shows how to use AbstractButton.setBorderPainted(boolean b) method.
import javax.swing.AbstractButton; import javax.swing.JButton; import javax.swing.JFrame; /* www . j av a 2 s . c o m*/ public class Main { public static void main(String[] args) { AbstractButton jb = new JButton("Press Me"); jb.setBorderPainted(false); JFrame f = new JFrame(); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.getContentPane().add(jb); f.pack(); f.setVisible(true); } }