public Object getHistoricalObject(History event) throws HibernateException {
if (event.getAction().equals(History.DELETED)) {
return null;
}
return DomainMetaDataRepository.getInstance()
.getObject(event.getObjectType(), event.getTargetId());
}
private boolean isEventThrottled(Session session, History event) throws HibernateException {
if (event.getAction().equals(History.UPDATED)) {
History previousEvent =
(History)
session
.createQuery(
"from event in "
+ History.class
+ " where event.targetId = :oid and event.action = :action order by event.whenHappened desc")
.setInteger("oid", event.getTargetId())
.setString("action", History.UPDATED)
.setMaxResults(1)
.uniqueResult();
return previousEvent != null
&& (event.getWhenHappened().getTime() - previousEvent.getWhenHappened().getTime())
< FIFTEEN_MINUTES;
} else {
return false;
}
}