class GComparableNode implements Comparable<GComparableNode> {
private Comparable data;
private ComparableNode next;
public ComparableNode(Comparable comp){
data=comp;
next=null;
}
public ComparableNode getNext(){
return next;
}
public void setNext(ComparableNode val){
next=val;
}
public Comparable getData(){
return data;
}
public int compareTo(Object other){
if (! (other instanceof ComparableNode) )
throw new ClassCastException("ComparableNodes can only be" +
"compared to ComparableNodes");
return getData().compareTo(
((ComparableNode)other).getData());
}
}
//