/*
 *  ListNode class
 */

public class ListNode {

  private Object element;              // node element
  private ListNode next;               // next node

  /* 
   * store the element in the node
   */
  public void setElement( Object e ) {

     element = e;
  }


  /* 
   * return the element stored in the node
   */
  public Object getElement() {
    
     return element;
  }


  /*
   * store the reference to the next node 
   */
  public void setNext( ListNode e ) {
  
      next = e;
  }

  /* 
   * return the reference to the next node
   */
  public ListNode getNext() {

     return next;
  }
}