public static Date convertToUserDate(String userTimeZone, Date serverDate) {
		TimeZone userLocal = TimeZone.getTimeZone(userTimeZone);
		int rawOffset = userLocal.getRawOffset() - TimeZone.getDefault().getRawOffset();
		return new Date(serverDate.getTime() + rawOffset);
	}
Convert server date to new date with user Locale.

@param userTimeZone	user TimeZone id
@param serverDate	date in server's Local
@return serverDate data in user's Local
ngrinder-core/src/main/java/org/ngrinder/common/util/DateUtils.java