/**
* Adjusts the timezone.
*
* @param zone timezone
* @param spec indicates if zone has been specified (may be {@code null})
* @param ii input info
* @throws QueryException query exception
*/
void tz(final DTDur zone, final boolean spec, final InputInfo ii) throws QueryException {
final short t;
if (spec && zone == null) {
t = Short.MAX_VALUE;
} else {
if (zone == null) {
final Calendar c = Calendar.getInstance();
t = (short) ((c.get(Calendar.ZONE_OFFSET) + c.get(Calendar.DST_OFFSET)) / 60000);
} else {
t = (short) (zone.min() + zone.hou() * 60);
if (zone.sec().signum() != 0) throw ZONESEC_X.get(ii, zone);
if (Math.abs(t) > 60 * 14 || zone.day() != 0) throw INVALZONE_X.get(ii, zone);
}
// change time if two competing time zones exist
if (tz != Short.MAX_VALUE) add(BigDecimal.valueOf(60L * (t - tz)));
}
tz = t;
}
@Override
public String format(Object value) {
if (value == null) {
return null;
}
Calendar cal = (Calendar) value;
if (pattern != null) {
return super.formatCalendar(cal);
}
XMLGregorianCalendar xcal =
dataTypeFactory.newXMLGregorianCalendarDate(
cal.get(Calendar.YEAR),
cal.get(Calendar.MONTH) + 1,
cal.get(Calendar.DATE),
getTimeZoneOffset(cal.getTime()));
return xcal.toXMLFormat();
}