Here you can find the source of getUTCCalendar()
private static synchronized Calendar getUTCCalendar()
//package com.java2s; import java.util.*; public class Main { private static Calendar utcCal = null; private static synchronized Calendar getUTCCalendar() { if (utcCal == null) { utcCal = new GregorianCalendar(TimeZone.getTimeZone("UTC")); }//from www . j ava 2s.c o m return utcCal; } }