code: @Override
      public int compareTo(Acronym o) {
          int compScore = _shortForm.compareTo(o._shortForm);
          if (compScore == 0) {
              compScore = _longForm.compareTo(o._longForm);
          }
          return compScore;
      }
docs: /*
  (non-Javadoc)
  
  @see java.lang.Comparable#compareTo(java.lang.Object)