Java tutorial
import javax.swing.JMenu; import javax.swing.UIManager; public class GetIt { public static void main(String args[]) throws Exception { JMenu it = new JMenu(); String classID = it.getUIClassID(); System.out.println(classID); String className = (String) UIManager.get(classID); System.out.println(className); Class.forName(className); System.out.println(System.getProperty("swing.defaultlaf")); System.out.println(System.getProperty("swing.auxiliarylaf")); System.out.println(System.getProperty("swing.plaf.multiplexinglaf")); System.out.println(System.getProperty("swing.installedlafs")); } }