Here you can find the source of getCalendar()
private static Calendar getCalendar()
//package com.java2s; import java.util.Calendar; import java.util.GregorianCalendar; import java.util.Locale; import java.util.TimeZone; public class Main { /**//from ww w . j a v a 2 s. com * month ranges from 1 to 12 (not 0 to 11) */ private static Calendar getCalendar() { return (getCalendar(null, null)); } private static Calendar getCalendar(TimeZone timeZone, Locale locale) { if (timeZone == null) timeZone = TimeZone.getDefault(); if (locale == null) locale = Locale.getDefault(); Calendar c = new GregorianCalendar(timeZone, locale); return (c); } }