Here you can find the source of millisecond(final Date date)
public static int millisecond(final Date date)
//package com.java2s; //License from project: Apache License import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; import static java.util.Calendar.*; public class Main { public static int millisecond(final Date date) { return fromDateToCalendar(date).get(MILLISECOND); }/* w w w. j a v a 2 s . c o m*/ public static Calendar fromDateToCalendar(final Date date) { final Calendar cal = new GregorianCalendar(); cal.clear(); cal.setMinimalDaysInFirstWeek(4); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setTime(date); return cal; } }