Java Utililty Methods Date Before

List of utility methods to do Date Before

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Description

The list of methods to do Date Before are organized into topic(s).

Method

DategetDateBeforeOrAfterV2(int idx)
get Date Before Or After V 
return getDateBeforeOrAfter(getFormatDateToDate(getCurrDate()), idx);
longgetDateBeforeSomeMinutes(int minute, long timestamp)
get Date Before Some Minutes 
Calendar c = Calendar.getInstance();
c.setTimeInMillis(timestamp);
c.add(Calendar.MINUTE, minute);
return c.getTimeInMillis();
StringgetDateBeforeTheDay(String day, int num)
get Date Before The Day 
long longtimes = convertStrToDate(day).getTime() - num * MILLISECOND_IN_DAY;
Date date = new Date(longtimes);
return convertDateToStr(date, YYYYMMDD);
StringgetDateBeforeToday(int num)
get Date Before Today 
long longtimes = System.currentTimeMillis() - num * MILLISECOND_IN_DAY;
Date date = new Date(longtimes);
return convertDateToStr(date, "yyyy-MM-dd");
DategetDateBeforTwelveMonth()
get Date Befor Twelve Month 
String date = "";
Calendar cla = Calendar.getInstance();
cla.setTime(getCurrentDate());
int year = cla.get(Calendar.YEAR) - 1;
int month = cla.get(Calendar.MONTH) + 1;
if (month > 9) {
    date = String.valueOf(year) + C_DATE_DIVISION + String.valueOf(month) + C_DATE_DIVISION + "01";
} else {
...
DategetDateTimeAfterOfBeforeHour(Integer AfterOfBeforeHour)
get Date Time After Of Before Hour 
Calendar calendar = Calendar.getInstance();
calendar.setTime(new Date());
calendar.add(Calendar.HOUR_OF_DAY, AfterOfBeforeHour);
return calendar.getTime();
DategetDayBeforeOrAfter2(Date time, int days)
get Day Before Or After 
Calendar calendar = Calendar.getInstance();
calendar.setTime(time);
calendar.add(Calendar.DAY_OF_MONTH, days);
return calendar.getTime();
longgetDayFormSomeDay(Date date, int n, boolean before)
get Day Form Some Day 
Calendar cal = new GregorianCalendar();
cal.setTime(date);
if (before) {
    cal.add(Calendar.DATE, -n);
} else {
    cal.add(Calendar.DATE, n);
return cal.getTime().getTime();
...
intgetDistanceMonthOfTwoDate(Date before, Date after)
get Distance Month Of Two Date 
if (before.compareTo(after) >= 0) {
    return 0;
Calendar calendar1 = Calendar.getInstance();
Calendar calendar2 = Calendar.getInstance();
calendar1.setTime(before);
calendar2.setTime(after);
int distance = (calendar2.get(Calendar.YEAR) - calendar1.get(Calendar.YEAR)) * 12
...
DategetMinuteBefore(Date date, int minute)
get Minute Before 
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.add(Calendar.MINUTE, -minute);
return calendar.getTime();