class AnswerSummary {

  public void combine(AnswerSummary other) {
    if (other != null) {
      _notes =
          (Strings.isNullOrEmpty(_notes)) ? other.getNotes() : _notes + "; " + other.getNotes();
      _numFailed += other.getNumFailed();
      _numPassed += other.getNumPassed();
      _numResults += other.getNumResults();
    }
  }

  @JsonCreator public  AnswerSummary();
  public  AnswerSummary(String notes, int numFailed, int numPassed, int numResults);

}