void fixStartEndTimeFromMeasurements(Session session) {
Date start = session.getStart();
Date end = session.getEnd();
for (MeasurementStream stream : session.getMeasurementStreams()) {
List<Measurement> measurements = stream.getMeasurements();
if (measurements.isEmpty()) {
continue;
}
Measurement first = measurements.get(0);
Measurement last = measurements.get(measurements.size() - 1);
if (start == null) {
start = first.getTime();
} else {
start = start.before(first.getTime()) ? start : first.getTime();
}
if (end == null) {
end = last.getTime();
} else {
end = end.before(last.getTime()) ? last.getTime() : end;
}
}
if (start == null || end == null) {
String message =
"Session ["
+ session.getId()
+ "] has incorrect start/end date ["
+ start
+ "/"
+ end
+ "]";
throw new SessionSyncException(message);
}
session.setStart(new Date(start.getTime()));
session.setEnd(new Date(end.getTime()));
}
public void fromUTCtoLocal(Session session) {
if (needsTimeFix(session)) {
fixStartEndTimeFromMeasurements(session);
}
int minutes = getOffset(session);
int offset = minutes * 60 * 1000;
Date start = session.getStart();
Date end = session.getEnd();
session.setStart(new Date(start.getTime() + offset));
session.setEnd(new Date(end.getTime() + offset));
List<MeasurementStream> streams = session.getActiveMeasurementStreams();
for (MeasurementStream stream : streams) {
List<Measurement> measurements = stream.getMeasurements();
for (Measurement measurement : measurements) {
measurement.setTime(new Date(measurement.getTime().getTime() + offset));
}
}
}
boolean needsTimeFix(Session session) {
return session.getStart() == null || session.getEnd() == null;
}