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

StringgetYearMonthStr(Date parseDate)
get Year Month Str 
return formatStr(parseDate, YYYYMMINTFORMAT);
StringgetYearMonthString(Date date)
Format the current year and month (YYYY-MM). 
return dfYearMonth.format(date);
intlastDay(int year, int month)
last Day 
int day = 0;
switch (month) {
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
...
DatemakeDate(int day, int month, int year, int hour, int min, int sec)
make Date 
DateFormat df1 = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
String sdate = day + "-" + month + "-" + year + " " + hour + ":" + min + ":" + sec;
Date date = df1.parse(sdate);
return date;
StringmonthBeginDate(int year, int month)
month Begin Date 
Calendar mth = Calendar.getInstance();
mth.set(Calendar.YEAR, year);
mth.set(Calendar.MONTH, month - 1);
mth.set(Calendar.DAY_OF_MONTH, 1);
return (new SimpleDateFormat("yyyy-MM-dd").format(mth.getTime()));
DatenewDate(int year, int month, int day)
new Date 
return new Date(year - 1900, month - 1, day);
StringnormalizeShortDate(String year, String month, String day)
normalize Short Date 
for (int i = year.length(); i < 4; i++) {
    year = "0" + year;
if (month.length() < 2)
    month = "0" + month;
if (day.length() < 2)
    day = "0" + day;
return year + "-" + month + "-" + day;
...
DateparseMonthAndYearStringOrNull(String dateString)
Parse the provided MM/yyyy Date string into a Date Object. 
return parseDate(MONTH_YEAR_DATE_FORMAT, dateString);
booleansameYearAndMonth(Date d1, Date d2)
same Year And Month 
if (d1 == null || d2 == null) {
    return false;
Calendar c1 = new GregorianCalendar();
c1.setTime(d1);
Calendar c2 = new GregorianCalendar();
c2.setTime(d2);
return c1.get(Calendar.YEAR) == c2.get(Calendar.YEAR) && c1.get(Calendar.MONTH) == c2.get(Calendar.MONTH);
...
StringtoDateProgression(int year, int month, int day, String seed, int pedometer)
to Date Progression 
GregorianCalendar dateAntetype = new GregorianCalendar(year, month - 1, day);
if ("year".equals(seed))
    dateAntetype.add(GregorianCalendar.YEAR, pedometer);
else if ("month".equals(seed))
    dateAntetype.add(GregorianCalendar.MONTH, pedometer);
else if ("day".equals(seed))
    dateAntetype.add(GregorianCalendar.DATE, pedometer);
Date d = dateAntetype.getTime();
...