Advanced Puzzlers - Java Puzzlers: Traps, Pitfalls, and Corner Cases - page 276

// Fixed but could be MUCH better
public class LinkedList<E> {
private Node head = null;
private class Node {
E value;
Node next;
// Node constructor links the node as a new head
Node(E value) {
this.value = value;
this.next = head;
head = this;
}
}
public void add(E e) {
new Node(e);
// Link node as new head
}
public void dump() {
for (Node n = head; n != null; n = n.next)
System.out.print(n.value + " ");
}
}