将中国标准时间转成yyyy-MM-dd

public static void main(String[] args) throws ParseException {
String s = "Tue Jul 12 00:00:00 GMT+08:00 2016";
SimpleDateFormat sf1 = new SimpleDateFormat("EEE MMM dd hh:mm:ss z yyyy", Locale.ENGLISH);
Date date = sf1.parse(s);
SimpleDateFormat sf2 = new SimpleDateFormat("yyyy-MM-dd");
System.out.println(sf2.format(date));
}