Java Utililty Methods Month of Year

List of utility methods to do Month of Year

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Description

The list of methods to do Month of Year are organized into topic(s).

Method

intdaysInMonth(int month, int year)
Returns the number of days in the month given for a given year. 
if (month == Calendar.APRIL || month == Calendar.JUNE || month == Calendar.SEPTEMBER
        || month == Calendar.NOVEMBER) {
    return 30;
} else if (month == Calendar.FEBRUARY) {
    return 28 + (isLeap(year) ? 1 : 0);
} else {
    return 31;
intdaysInMonth(int month, int year)
days In Month 
cd.set(year, month - 1, 1);
return cd.getActualMaximum(Calendar.DAY_OF_MONTH);
intdaysInMonth(int year, int month)
days In Month 
java.util.Calendar cal = new java.util.GregorianCalendar(year, month - 1, 1);
return cal.getActualMaximum(java.util.Calendar.DAY_OF_MONTH);
intdaysInMonth(int year, int month)
days In Month 
Calendar mycal = new GregorianCalendar(year, month - 1, 1);
return mycal.getActualMaximum(Calendar.DAY_OF_MONTH);
int[]get_NextSunday_YearMonthDay_integerArray()
ge Next Sunda Year Month Dainteger Array 
Date objDateLocal = new Date();
Calendar objCalendarLocal = Calendar.getInstance();
int nLocal_DD = 0;
int nLocal_MM = 0;
objCalendarLocal.setTime(objDateLocal);
nLocal_DD = objCalendarLocal.get(Calendar.DATE);
nLocal_MM = objCalendarLocal.get(Calendar.MONTH);
int nLocal_MaxDayCount = objCalendarLocal.getActualMaximum(Calendar.DAY_OF_MONTH);
...
StringgetActualMonthBefore(int year, int month, int i)
get Actual Month Before 
SimpleDateFormat daytime = new SimpleDateFormat("yyyyMM");
Calendar calendar = Calendar.getInstance();
calendar.set(year, month, 1);
calendar.set(Calendar.MONTH, calendar.get(Calendar.MONDAY) - (i + 1));
return daytime.format(calendar.getTime());
CalendargetCalforMonth(String month, String year)
get Calfor Month 
Calendar cal = Calendar.getInstance();
cal.set(Calendar.MONTH, Integer.parseInt(month));
cal.set(Calendar.YEAR, Integer.parseInt(year));
cal.set(Calendar.DATE, 1);
if (cal.get(Calendar.DAY_OF_WEEK) > 1)
    cal.add(Calendar.DATE, -cal.get(Calendar.DAY_OF_WEEK));
else
    cal.add(Calendar.DATE, -8);
...
intgetDaysByYearMonth(int year, int month)
get Days By Year Month 
Calendar a = Calendar.getInstance();
a.set(Calendar.YEAR, year);
a.set(Calendar.MONTH, month - 1);
a.set(Calendar.DATE, 1);
a.roll(Calendar.DATE, -1);
int maxDate = a.get(Calendar.DATE);
return maxDate;
intgetDefaultHolidays(int year, int month)
get Default Holidays 
GregorianCalendar cal = new GregorianCalendar(year, month - 1, 1);
int x = 0;
for (int d = 0;; d++) {
    int dayOfWeek = cal.get(Calendar.DAY_OF_WEEK);
    if (dayOfWeek == Calendar.SUNDAY || dayOfWeek == Calendar.SATURDAY)
        x |= (1 << d);
    cal.add(Calendar.DAY_OF_YEAR, 1);
    if (cal.get(Calendar.MONTH) + 1 != month)
...
StringgetEndOfMonth(String year, String month)
get End Of Month 
Calendar cal = Calendar.getInstance();
cal.set(Calendar.YEAR, Integer.parseInt(year));
cal.set(Calendar.MONTH, Integer.parseInt(month) - 1);
return cal.getActualMaximum(Calendar.DAY_OF_MONTH) + "";