/* * Copyright (c) 1995-1998 Sun Microsystems, Inc. All Rights Reserved. * * Permission to use, copy, modify, and distribute this software * and its documentation for NON-COMMERCIAL purposes and without * fee is hereby granted provided that this copyright notice * appears in all copies. Please refer to the file "copyright.html" * for further important copyright and licensing information. * * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. */import java.lang.reflect.*;import java.util.*;class SampleCheckInterface {   public static void main(String[] args) {      Class observer = Observer.class;      Class observable = Observable.class;      verifyInterface(observer);      verifyInterface(observable);   }   static void verifyInterface(Class c) {      String name = c.getName();      if (c.isInterface()) {         System.out.println(name + " is an interface.");      } else {         System.out.println(name + " is a class.");      }   }}