Here you can find the source of getJapanTimeZone()
public static TimeZone getJapanTimeZone()
//package com.java2s; import java.util.*; public class Main { public static final String TIME_ZONE_JAPAN = "Asia/Tokyo"; public static TimeZone getJapanTimeZone() { return TimeZone.getTimeZone(TIME_ZONE_JAPAN); }//from w w w.j a va2 s .c o m }