Java Utililty Methods Date to Year

Calendar calendar = new GregorianCalendar();
calendar.setTime(date);
int year = calendar.get(Calendar.YEAR);
return year;

return newCalendar(date).get(Calendar.YEAR);

Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return calendar.get(1);

return parseDateToCalendar(date).get(Calendar.YEAR);

Calendar c = getCalendar();
c.setTime(date);
return c.get(Calendar.YEAR);

if (dateParam == null) {
    throw new IllegalArgumentException("The dateParam  must not be null");
Calendar cal = Calendar.getInstance();
cal.setTimeInMillis(dateParam.getTime());
return cal.get(Calendar.YEAR);

Calendar c = Calendar.getInstance();
c.setTime(start);
Calendar now = Calendar.getInstance();
int count = 0;
for (;;) {
    c.add(Calendar.YEAR, 1);
    count++;
    if (c.after(now)) {
...

final GregorianCalendar c = gregorianCalendarThreadLocal.get();
c.setTime(date);
return c.get(Calendar.YEAR);

final Calendar calendar = GregorianCalendar.getInstance();
calendar.clear();
calendar.setTime(date);
return calendar.get(Calendar.YEAR);

return getNumberOfGranularity(Calendar.YEAR, date);