Java Utililty Methods Year Month

List of utility methods to do Year Month

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Description

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

Method

DateaddDate(Calendar cal, int year, int month, int day)
add Date 
int y = cal.get(Calendar.YEAR);
int m = cal.get(Calendar.MONTH);
int d = cal.get(Calendar.DATE);
cal.set(y + year, m + month, d + day);
return cal.getTime();
intAddMonths(int yearMonth, int interval)
Add Months 
int result = 0;
java.util.Date ym;
SimpleDateFormat sdf = new SimpleDateFormat("yyyyMM");
ym = sdf.parse(String.valueOf(yearMonth));
Calendar cal = Calendar.getInstance();
cal.setTime(ym);
cal.add(Calendar.MONTH, interval);
result = Integer.parseInt(sdf.format(cal.getTime()));
...
DatecalculatorDate(int incrementYear, int incrementMonth, int incrementDay, int incrementHour, int incrementMin, int incrementSec)
calculator Date 
Calendar c = Calendar.getInstance();
if (incrementYear != 0) {
    c.add(Calendar.YEAR, incrementYear);
if (incrementMonth != 0) {
    c.add(Calendar.MONTH, incrementMonth);
if (incrementDay != 0) {
...
CalendarcreateCalendar(int year, int month, int date, int hour, int minute, int second)
create Calendar 
final Calendar c = new GregorianCalendar(TimeZone.getTimeZone("UTC"), Locale.ENGLISH);
c.clear();
c.set(year, month, date, hour, minute, second);
return c;
DatecreateDate(final int year, final int month, final int day, final int hour, final int minutes, final int seconds, final int miliseconds)
create Date 
final Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.DATE, day);
calendar.set(Calendar.MONTH, month - 1);
calendar.set(Calendar.YEAR, year);
calendar.set(Calendar.HOUR_OF_DAY, hour);
calendar.set(Calendar.MINUTE, minutes);
calendar.set(Calendar.SECOND, seconds);
calendar.set(Calendar.MILLISECOND, miliseconds);
...
DatecreateDate(int year, int month, int day)
create Date 
Calendar c = new GregorianCalendar();
c.set(Calendar.YEAR, year);
c.set(Calendar.MONTH, month - 1);
c.set(Calendar.DAY_OF_MONTH, day);
return startOfDay(c.getTime());
DatecreateDate(int year, int month, int dayOfMonth)
create Date 
CALENDAR.set(Calendar.YEAR, year);
CALENDAR.set(Calendar.MONTH, month);
CALENDAR.set(Calendar.DAY_OF_MONTH, dayOfMonth);
return CALENDAR.getTime();
Datedate(final int year, final int month, final int day, final int hour, final int minute, final int second)
date 
return new GregorianCalendar(year, month - 1, day, hour, minute, second).getTime();
Datedate(int year, int month, int day)
Convenience method to create a new date 
return date(year, month, day, 0, 0, 0);
longDate2Long(int year, int month, int date)
Date Long 
Calendar cld = Calendar.getInstance();
month = month - 1;
cld.set(year, month, date);
return cld.getTime().getTime();