@CheckForNull
private static Long parseDateTimeAsLong(@Nullable String dateAsString) {
if (dateAsString == null) {
return null;
}
Date date = parseDateTimeQuietly(dateAsString);
if (date == null) {
date = parseDateQuietly(dateAsString);
checkRequest(
date != null, "Date '%s' cannot be parsed as either a date or date+time", dateAsString);
date = DateUtils.addDays(date, 1);
}
return date.getTime();
}
