public static void main(String args[]) {
Elephant Nellie = new Elephant("Nellie");
LinkedList<String> nellieLikes = new LinkedList<String>();
// Try adding more than apples?
nellieLikes.add("apples");
// nellieLikes.add( "elephants" );
Nellie.setLikes(nellieLikes);
// What happens to the 'likes' print out if nellie likes more than one thing?
System.out.println(Nellie.getName() + " likes " + Nellie.getLikes().getFirst());
System.out.println(
Nellie.getName() + " is an instance of " + Nellie.getClass().getSuperclass());
// This just iterates through the superclasses of Nellie, working up the inheritance tree.
Class cls = Nellie.getClass();
Class oldCls = cls;
while ((cls = cls.getSuperclass()) != null) {
if (cls.toString().equals("class java.lang.Object")) {
System.out.println("And in Java, every Object is an instance of " + cls);
} else {
System.out.println(oldCls + " is an instance of: " + cls);
}
oldCls = cls;
}
}
