Java tutorial
//package com.java2s; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static String getTimeHM(Date inputDate) { return new SimpleDateFormat("HH:mm").format(inputDate); } public static String getTimeHM(Long inputDate) { if (inputDate == null) { return null; } return new SimpleDateFormat("HH:mm").format(new Date(inputDate)); } }