Java tutorial
//package com.java2s; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Calendar; public class Main { public static String getCurrentDateTimeinMillis() { /* long millis = System.currentTimeMillis()%1000; String millisStr; if(millis < 10){ millisStr = "00" + String.valueOf(millis); }else if(millis < 100){ millisStr = "0" + String.valueOf(millis); }else{ millisStr = String.valueOf(millis); } String currentDateTimeinMillis = Helper.getCurrentDateTime() + "." + millisStr;*/ DateFormat dateFormat = new SimpleDateFormat("yyyyMMdd HHmmss.SSS"); Calendar cal = Calendar.getInstance(); String currentDateTimeinMillis = dateFormat.format(cal.getTime()); return currentDateTimeinMillis; } }