/**
   The Link class of objects.
   @author  Steve Rauch
   modified by David Bremner
*/
class Link<T extends Comparable<T>> implements Comparable<Link<T>> {
  private T data;
  private Link<T> next;
  public Link(T payload){
    data=payload;
    next=null;
  }

  public Link<T> getNext(){
    return next;
  }

  public void setNext(Link<T> val){
    next=val;
  }

  public T getData(){
    return data;
  }

  public int compareTo(Link<T> other){

    return getData().compareTo(other.getData());
  }
}