public void adjustDate(Date d) {
if (DateIntervalType.MILLENIUM.equals(type)) {
d.setYear(d.getYear() + (int) quantity * 1000);
}
if (DateIntervalType.CENTURY.equals(type)) {
d.setYear(d.getYear() + (int) quantity * 100);
}
if (DateIntervalType.DECADE.equals(type)) {
d.setYear(d.getYear() + (int) quantity * 10);
}
if (DateIntervalType.YEAR.equals(type)) {
d.setYear(d.getYear() + (int) quantity);
}
if (DateIntervalType.QUARTER.equals(type)) {
d.setMonth(d.getMonth() + (int) quantity * 3);
}
if (DateIntervalType.MONTH.equals(type)) {
d.setMonth(d.getMonth() + (int) quantity);
}
if (DateIntervalType.WEEK.equals(type)) {
d.setDate(d.getDate() + (int) quantity * 7);
}
if (DateIntervalType.DAY.equals(type)) {
d.setDate(d.getDate() + (int) quantity);
}
if (DateIntervalType.HOUR.equals(type)) {
d.setHours(d.getHours() + (int) quantity);
}
if (DateIntervalType.MINUTE.equals(type)) {
d.setMinutes(d.getMinutes() + (int) quantity);
}
if (DateIntervalType.SECOND.equals(type)) {
d.setSeconds(d.getSeconds() + (int) quantity);
}
}
protected Date calculateStartTime() {
Date startDate = getStartTime();
if (timeMode == null || TimeMode.NOW.equals(timeMode)) {
return startDate;
}
if (DateIntervalType.MILLENIUM.equals(intervalType)) {
int base = startDate.getYear() / 1000;
int inc = TimeMode.END.equals(timeMode) ? 1 : 0;
startDate.setYear((base + inc) * 1000);
startDate.setMonth(firstMonthOfYear.getIndex() - 1);
startDate.setDate(1);
startDate.setHours(0);
startDate.setMinutes(0);
startDate.setSeconds(0);
}
if (DateIntervalType.CENTURY.equals(intervalType)) {
int base = startDate.getYear() / 100;
int inc = TimeMode.END.equals(timeMode) ? 1 : 0;
startDate.setYear((base + inc) * 100);
startDate.setMonth(firstMonthOfYear.getIndex() - 1);
startDate.setDate(1);
startDate.setHours(0);
startDate.setMinutes(0);
startDate.setSeconds(0);
}
if (DateIntervalType.DECADE.equals(intervalType)) {
int base = startDate.getYear() / 10;
int inc = TimeMode.END.equals(timeMode) ? 1 : 0;
startDate.setYear((base + inc) * 10);
startDate.setMonth(firstMonthOfYear.getIndex() - 1);
startDate.setDate(1);
startDate.setHours(0);
startDate.setMinutes(0);
startDate.setSeconds(0);
}
if (DateIntervalType.YEAR.equals(intervalType)) {
int month = startDate.getMonth();
int firstMonth = firstMonthOfYear.getIndex() - 1;
int yearInc = 0;
if (TimeMode.BEGIN.equals(timeMode)) yearInc = month < firstMonth ? -1 : 0;
else yearInc = month < firstMonth ? 0 : 1;
startDate.setYear(startDate.getYear() + yearInc);
startDate.setMonth(firstMonth);
startDate.setDate(1);
startDate.setHours(0);
startDate.setMinutes(0);
startDate.setSeconds(0);
}
if (DateIntervalType.QUARTER.equals(intervalType)) {
int month = startDate.getMonth();
int firstMonth = Quarter.getQuarterFirstMonth(firstMonthOfYear.getIndex(), month + 1) - 1;
int yearInc = 0;
int monthInc = 3;
if (TimeMode.BEGIN.equals(timeMode)) {
yearInc = firstMonth > month ? -1 : 0;
monthInc = 0;
}
startDate.setYear(startDate.getYear() + yearInc);
startDate.setMonth(firstMonth + monthInc);
startDate.setDate(1);
startDate.setHours(0);
startDate.setMinutes(0);
startDate.setSeconds(0);
}
if (DateIntervalType.MONTH.equals(intervalType)) {
startDate.setDate(1);
startDate.setHours(0);
startDate.setMinutes(0);
startDate.setSeconds(0);
if (TimeMode.END.equals(timeMode)) {
startDate.setMonth(startDate.getMonth() + 1);
}
}
if (DateIntervalType.DAY.equals(intervalType)) {
startDate.setHours(0);
startDate.setMinutes(0);
startDate.setSeconds(0);
if (TimeMode.END.equals(timeMode)) {
startDate.setDate(startDate.getDate() + 1);
}
}
if (DateIntervalType.HOUR.equals(intervalType)) {
startDate.setMinutes(0);
startDate.setSeconds(0);
if (TimeMode.END.equals(timeMode)) {
startDate.setHours(startDate.getHours() + 1);
}
}
if (DateIntervalType.MINUTE.equals(intervalType)) {
startDate.setSeconds(0);
if (TimeMode.END.equals(timeMode)) {
startDate.setMinutes(startDate.getMinutes() + 1);
}
}
return startDate;
}
