Java Utililty Methods Day End

List of utility methods to do Day End

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Description

The list of methods to do Day End are organized into topic(s).

Method

intgetTotalMonths(final Date startDateToCheck, final Date endDateToCheck)
Number of month in between start and end date 
int calculatedMonths = 0;
Calendar startDateToCheckC = Calendar.getInstance();
startDateToCheckC.setTime(startDateToCheck);
Calendar endDateToCheckC = Calendar.getInstance();
endDateToCheckC.setTime(endDateToCheck);
if (startDateToCheckC.get(Calendar.YEAR) != endDateToCheckC.get(Calendar.YEAR)) {
    int fullYears = endDateToCheckC.get(Calendar.YEAR) - startDateToCheckC.get(Calendar.YEAR) - 1;
    int startYearMonthCount = 12 - startDateToCheckC.get(Calendar.MONTH);
...
Date[][]getTrendTime(Date date)
get Trend Time 
Date[][] dates = new Date[6][2];
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.set(Calendar.DAY_OF_MONTH, 0);
dates[5][1] = calendar.getTime();
calendar.set(Calendar.DAY_OF_MONTH, 1);
dates[5][0] = calendar.getTime();
calendar.set(Calendar.DAY_OF_MONTH, 0);
...
LonggetWorkingDays(Calendar start, Calendar end, final Long[] holidays)
get Working Days 
Long result = 0L;
int startDayOfWeek = start.get(Calendar.DAY_OF_WEEK);
int endDayOfWeek = end.get(Calendar.DAY_OF_WEEK);
if (!isWorkingDay(start.getTime(), holidays)) {
    start = nextWorkingDay(start, holidays);
if (!isWorkingDay(end.getTime(), holidays)) {
    end = previousWorkingDay(end, holidays);
...
intgetWorkingDaysBetweenTwoDates(Date startDate, Date endDate)
Original code from source: http://stackoverflow.com/questions/4600034/calculate -number-of-weekdays-between-two-dates-in-java 
startDate = setTime(startDate, 12, 0);
endDate = setTime(endDate, 12, 0);
Calendar startCal = Calendar.getInstance();
startCal.setTime(startDate);
Calendar endCal = Calendar.getInstance();
endCal.setTime(endDate);
int workDays = 0;
if (startCal.getTimeInMillis() == endCal.getTimeInMillis()) {
...
longgetYearsBetween(Date startDate, Date endDate)
get Years Between 
long msBetween = getMsBetween(startDate, endDate);
return miliSecondsToYears(msBetween);
intgetYearsBetweenDate(Date begin, Date end)
get Years Between Date 
int bYear = getDateField(begin, Calendar.YEAR);
int eYear = getDateField(end, Calendar.YEAR);
return eYear - bYear;
booleanisBetweenDate(Date date, Date startDate, Date endDate)
Not Consider time. 
Date clonedDate = (Date) date.clone();
clonedDate = formatDateByTime(clonedDate, 0, 0, 0, 0);
Date clonedStartDate = (Date) startDate.clone();
Date clonedEndDate = (Date) endDate.clone();
clonedStartDate = formatDateByTime(clonedStartDate, 0, 0, 0, 0);
clonedEndDate = formatDateByTime(clonedEndDate, 23, 59, 59, 999);
return (clonedDate.equals(clonedStartDate) || clonedDate.after(clonedStartDate))
        && (clonedDate.equals(clonedEndDate) || clonedDate.before(clonedEndDate));
...
booleanisBetWeenDates(Date in, Date from, Date to)
is Bet Ween Dates 
if (in != null) {
    return in.after(from) && in.before(to) || isEqualDate(in, from) || isEqualDate(in, to);
return false;
booleanisCalenderDaySame(GregorianCalendar aInCal1, GregorianCalendar aInCal2)
is Calender Day Same 
if ((aInCal1 == null) && (aInCal2 != null)) {
    return false;
if ((aInCal2 == null) && (aInCal1 != null)) {
    return false;
if ((aInCal2 == null) && (aInCal1 == null)) {
    return true;
...
booleanisEndOfMonth(Date d)
is End Of Month 
int date = d.getDate();
if (date < 28)
    return false;
int month = d.getMonth();
if (month == Calendar.FEBRUARY)
    return date >= 28;
if (month == Calendar.APRIL || month == Calendar.JUNE || month == Calendar.SEPTEMBER
        || month == Calendar.NOVEMBER)
...