/**
   * Convert the holiday format from EquivalenceClassTransformer into a date format
   *
   * @param holiday the date
   * @return a date String in the format yyyy-MM-dd
   */
  public String convertToReadableDate(Holiday holiday) {
    DateTimeFormatter parser = ISODateTimeFormat.date();

    if (holiday.isInDateForm()) {
      String month =
          Integer.toString(holiday.getMonth()).length() < 2
              ? "0" + holiday.getMonth()
              : Integer.toString(holiday.getMonth());
      String day =
          Integer.toString(holiday.getDayOfMonth()).length() < 2
              ? "0" + holiday.getDayOfMonth()
              : Integer.toString(holiday.getDayOfMonth());
      return holiday.getYear() + "-" + month + "-" + day;
    } else {
      /*
       * 5 denotes the final occurrence of the day in the month. Need to find actual
       * number of occurrences
       */
      if (holiday.getOccurrence() == 5) {
        holiday.setOccurrence(
            numOccurrences(holiday.getYear(), holiday.getMonth(), holiday.getDayOfWeek()));
      }

      DateTime date =
          parser.parseDateTime(holiday.getYear() + "-" + holiday.getMonth() + "-" + "01");
      Calendar calendar = Calendar.getInstance();
      calendar.setTime(date.toDate());
      int count = 0;

      while (count < holiday.getOccurrence()) {
        if (calendar.get(Calendar.DAY_OF_WEEK) == holiday.getDayOfWeek()) {
          count++;
          if (count == holiday.getOccurrence()) {
            break;
          }
        }
        date = date.plusDays(1);
        calendar.setTime(date.toDate());
      }
      return date.toString().substring(0, 10);
    }
  }
 public void hello() {
   StringBuilder buffy = new StringBuilder("\nHello, ");
   buffy.append(message).append("\n");
   for (Holiday holiday : holidays) {
     buffy.append("Today is ");
     buffy.append(holiday.getDay());
     buffy.append("/").append(holiday.getMonth()).append(".  ");
     buffy.append(holiday.getGreeting()).append(".\n");
   }
   logger.info(buffy);
   buffy.delete(0, buffy.length());
 }