@Override public int compare(NewSplitEmittedTerm term1,NewSplitEmittedTerm term2){
  return term1.compareTo(term2);
}

@ Override public int compare ( NewSplitEmittedTerm term1 , NewSplitEmittedTerm term2 ) { return term1 . compareTo ( term2 ) ; }
compares term key 1 to term key 2 . note that terms are unique only in conjunction with their associated split and flush .
