Java tutorial
import java.util.Calendar; import java.util.SimpleTimeZone; public class Test { public static void main(String[] args) { SimpleTimeZone simpleTimeZone = new SimpleTimeZone(-21600000, "CST", Calendar.MARCH, 1, -Calendar.SUNDAY, 7200000, Calendar.NOVEMBER, -1, Calendar.SUNDAY, 7200000, 3600000); System.out.println(simpleTimeZone.getDisplayName() + " - " + simpleTimeZone.observesDaylightTime()); } }