private MeasurementBaseline calculateBaselineForGroup(
int groupId,
int definitionId,
boolean userEntered,
long startDate,
long endDate,
boolean save)
throws DataNotAvailableException, BaselineCreationException {
MeasurementAggregate agg =
dataManager.getAggregate(
subjectManager.getOverlord(), groupId, definitionId, startDate, endDate);
Subject overlord = subjectManager.getOverlord();
List<Integer> resourceIds = resourceManager.findImplicitResourceIdsByResourceGroup(groupId);
List<MeasurementSchedule> schedules =
measurementScheduleManager.findSchedulesByResourceIdsAndDefinitionId(
overlord, ArrayUtils.unwrapCollection(resourceIds), definitionId);
MeasurementBaseline baseline = null;
for (MeasurementSchedule schedule : schedules) {
// attach the entity, so we can find the baseline
schedule = entityManager.merge(schedule);
if (save && (schedule.getBaseline() != null)) {
/*
* If saving, make sure we're updating the existing one, if it exists
*/
baseline = schedule.getBaseline();
} else {
/*
* Otherwise, if we're not saving or if the the schedule doesn't have a current baseline, we create a new
* baseline object
*/
baseline = new MeasurementBaseline();
if (save) {
/*
* But, if we *are* in save mode, then set the relationship so when we merge the schedule below it
* persists this new baseline too
*/
baseline.setSchedule(schedule);
}
}
baseline.setUserEntered(userEntered);
baseline.setMean(agg.getAvg());
baseline.setMin(agg.getMin());
baseline.setMax(agg.getMax());
if (save) {
entityManager.persist(baseline);
entityManager.merge(schedule);
}
}
// all baselines should be the same
return baseline;
}
private MeasurementBaseline calculateBaseline(
MeasurementSchedule schedule, boolean userEntered, long startDate, long endDate, boolean save)
throws DataNotAvailableException, BaselineCreationException {
/*
* jmarques: 2007-10-26
*
* navigation from schedule to definition is safe here because the only caller to this method is
* calculateAutoBaseline( Subject, Integer, long, long, boolean ), which uses entityManager.find, so the
* schedule should still be attached since the transaction is propagated to this method
*/
if (schedule.getDefinition().getNumericType() != NumericType.DYNAMIC) {
throw new BaselineCreationException(
"Baseline calculation is only valid for a dynamic measurement");
}
MeasurementAggregate agg =
dataManager.getAggregate(
subjectManager.getOverlord(), schedule.getId(), startDate, endDate);
// attach the entity, so we can find the baseline
schedule = entityManager.merge(schedule);
MeasurementBaseline baseline = null;
if (save && (schedule.getBaseline() != null)) {
/*
* If saving, make sure we're updating the existing one, if it exists
*/
baseline = schedule.getBaseline();
} else {
/*
* Otherwise, if we're not saving or if the the schedule doesn't have a current baseline, we create a new
* baseline object
*/
baseline = new MeasurementBaseline();
if (save) {
/*
* But, if we *are* in save mode, then set the relationship so when we merge the schedule below it
* persists this new baseline too
*/
baseline.setSchedule(schedule);
}
}
baseline.setUserEntered(userEntered);
baseline.setMean(agg.getAvg());
baseline.setMin(agg.getMin());
baseline.setMax(agg.getMax());
if (save) {
entityManager.persist(baseline);
entityManager.merge(schedule);
}
return baseline;
}