class QualifiedRecommendation {

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + ((newEntry == null) ? 0 : newEntry.hashCode());
    result = prime * result + ((oldEntry == null) ? 0 : oldEntry.hashCode());
    result = prime * result + ((reason == null) ? 0 : reason.hashCode());
    result = prime * result + ((recommendation == null) ? 0 : recommendation.hashCode());
    return result;
  }

  public  QualifiedRecommendation(
      MinimalZipEntry oldEntry,
      MinimalZipEntry newEntry,
      Recommendation recommendation,
      RecommendationReason reason);

}