Java tutorial
//package com.java2s; import java.util.Calendar; import java.util.Locale; import java.util.TimeZone; public class Main { public static Long GetUTCTime() { Calendar cal = Calendar.getInstance(TimeZone.getDefault(), Locale.getDefault()); int zoneOffset = cal.get(Calendar.ZONE_OFFSET); int dstOffset = cal.get(Calendar.DST_OFFSET); cal.add(java.util.Calendar.MILLISECOND, -(zoneOffset + dstOffset)); return cal.getTimeInMillis(); } }