public static void main(String[] args) {
		// TODO Auto-generated method stub
		Contents contents=contents();
		Destination destination=destination("北京");
		System.out.println(contents.value());
		System.out.println(destination.readLabel());
		System.out.println("Contents:"+contents.getClass().getName()+","+Modifier.toString(contents.getClass().getModifiers()));
		System.out.println("Destination:"+destination.getClass().getName()+","+Modifier.toString(destination.getClass().getModifiers()));
		//
		Field[] fields;
		fields=contents.getClass().getDeclaredFields();
		for(Field field : fields){
			System.out.println(field.getName());
		}
		fields=destination.getClass().getDeclaredFields();
		for(Field field : fields){
			System.out.println(field.getName());
		}
		//
		Class<?>[] classes = Parcel11.class.getDeclaredClasses();
		for(Class<?> c : classes){
			System.out.println(c.getName());
		}
		
	}