import java.util.Calendar;
import java.util.TimeZone;
/**
* TODO
*获取时区
* @author wangchw
* version
* @date 2021/1/18 14:25
*/
public class Demo {
public static void main(String[] args) {
Calendar ca = Calendar.getInstance();
TimeZone tz = ca.getTimeZone();
System.out.println(tz.getID());
}
}