Here you can find the source of getTimeZone(final String ID)
public static TimeZone getTimeZone(final String ID)
//package com.java2s; //License from project: LGPL import java.util.*; public class Main { public static TimeZone getTimeZone() { return TimeZone.getDefault(); }//from w w w.jav a 2s .c o m public static TimeZone getTimeZone(final String ID) { return TimeZone.getTimeZone(ID); } }