import java.awt.FlowLayout;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
public class AddingIconJLabel {
public static void main(String[] args) {
JFrame.setDefaultLookAndFeelDecorated(true);
JFrame frame = new JFrame();
frame.setTitle("JLabel Test");
frame.setLayout(new FlowLayout());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
ImageIcon imageIcon = new ImageIcon("yourFile.gif");
JLabel label = new JLabel(imageIcon);
frame.add(label);
frame.pack();
frame.setVisible(true);
}
}