Beispiel #1
0
  /** @param args */
  public static void main(String[] args) {
    // TODO Auto-generated method stub

    ListFactory<String> factory = new ArrayListFactory<String>();
    List<String> theList = factory.newInstance();

    theList.add("Ron");
    theList.add("Jil");
    theList.add("Amy");
    theList.add("Ron");
    printList(theList);

    theList.add(0, "Apu");
    theList.add(theList.size(), "Xi");
    System.out.println("First element: " + theList.first());
    System.out.println("Last element: " + theList.last());
    printList(theList);

    theList.remove("Amy");
    System.out.println("After removing Amy: " + theList.last());
    printList(theList);

    theList.removeAll("Ron");
    System.out.println("After removing all Ron: " + theList.last());
    printList(theList);

    theList.add("Mel");
    theList.add(1, "Cal");
    printList(theList);
    theList.add("Cal");
    printList(theList);
    System.out.println("First Index of Cal: " + theList.firstIndex("Cal"));
    System.out.println("Last Index of Cal: " + theList.lastIndex("Cal"));
    System.out.println("First Index of Xi: " + theList.firstIndex("Xi"));
    System.out.println("Last Index of Xi: " + theList.lastIndex("Xi"));
    System.out.println("First Index of Li: " + theList.firstIndex("Li"));
    System.out.println("Last Index of Li: " + theList.lastIndex("Li"));

    System.out.println("Element at position 2: " + theList.get(2));
    theList.set(2, "Al");
    System.out.println("Element at position 2: " + theList.get(2));
    printList(theList);

    theList.clear();
    printList(theList);
  }
 public static void reverse(List l) {
   if (l.head == null) return;
   ListNode prev = null;
   ListNode current = l.head;
   ListNode next = null;
   l.last = l.head;
   while (current != null) {
     next = current.next;
     current.next = prev;
     prev = current;
     current = next;
   }
   l.head = prev;
 }
 public static void recursivereverse1(List l) {
   ListNode temp = l.last;
   l.last = l.head;
   recursivereverse(l.head);
   l.head = temp;
 }