JAVA 获取零时区时间

/*** 获取当前零时区时间* @param format* @return*/
public static final String zeroZoneTime(String format) {SimpleDateFormat dateFormat = new SimpleDateFormat(format);dateFormat.setTimeZone(TimeZone.getTimeZone("GMT+00:00"));return dateFormat.format(new Date());
}/*** 指定时间 转0时区* @param date* @param format* @return*/
public static final String zeroZoneTime(String date, String format) {SimpleDateFormat dateFormat = new SimpleDateFormat(format);dateFormat.setTimeZone(TimeZone.getTimeZone("GMT+00:00"));Date zeroDate = null;try {zeroDate = dateFormat.parse(date);} catch (ParseException e) {e.printStackTrace();}return dateFormat.format(zeroDate);
}