public int compareTo(HolidayId o) {
Validate.notNull(o, "HolidayId to be compared cannot be null");
int result = date - o.date;
if (0 == result) {
result = financialCalendar.getId().compareTo(o.financialCalendar.getId());
}
return result;
}
@Override
public String toString() {
return "" + date + "|" + ((null != financialCalendar) ? financialCalendar.getId() : "???");
}