CalendarUtils { public static int year(final Date date) { return fromDateToCalendar(date).get(YEAR); } private  CalendarUtils(); static Calendar fromDateToCalendar(final Date date); static int weekDay(final Date date); static int month(final Date date); static int weekOfYear(final Date date); static int day(final Date date); static int dayOfYear(final Date date); static int year(final Date date); static boolean isLeapYear(final Date date); static boolean isAM(final Date date); static boolean isPM(final Date date); static int hour12(final Date date); static int hour24(final Date date); static int minute(final Date date); static int second(final Date date); static int millisecond(final Date date);  }
@Test public void testYear() throws Exception { final Date year1Date = date(2015, 1, 1, 1); final Date year2Date = date(2000, 1, 1, 1); final int year1 = CalendarUtils.year(year1Date); final int year2 = CalendarUtils.year(year2Date); assertThat(year1, is(2015)); assertThat(year2, is(2000)); }