DateTimeTimestampType dateTimeTimestamp = new DateTimeTimestampType();
dateTimeTimestamp.setDateValue(new Date());
dateTimeTimestamp.setTimeValue(new Date());
dateTimeTimestamp.setTimestampValue(
new GregorianCalendar(2010, 1, 23).getTime());
dateTimeTimestamp.save();
// execute select
Criteria criteria = new Criteria();
Date toSelect = new GregorianCalendar(2010, 1, 23).getTime();
criteria.where(