How to use

getValueInMillisecs

method

in

ucar.nc2.time.CalendarPeriod

public static int getOffset(CalendarDate refDate, CalendarDate cd, CalendarPeriod timeUnit) {
 long msecs = cd.getDifferenceInMsecs(refDate);
 return (int) Math.round(msecs / timeUnit.getValueInMillisecs());
}

/**
 * Get offsets from firstDate, in units of timeUnit
 * @return for each runtime, a list of values from firstdate
 */
public List<Double> getOffsetsInTimeUnits() {
 double start = firstDate.getMillis();
 List<Double> result = new ArrayList<>(runtimes.length);
 for (int idx=0; idx<runtimes.length; idx++) {
  double runtime = (double) getRuntime(idx);
  double msecs = (runtime - start);
  result.add(msecs / timeUnit.getValueInMillisecs());
 }
 return result;
}

public double makeOffsetFromRefDate( CalendarDate date) {
 if (isCalendarField) {
  if (date.equals(baseDate)) return 0.0;
  return date.getDifference(baseDate, periodField);
 } else {
  long msecs = date.getDifferenceInMsecs(baseDate);
  return msecs / period.getValueInMillisecs();
 }
}

double duration = timeUnit.getValueInMillisecs();
for (Object coord : coords) {
 CalendarDate cd = (CalendarDate) coord;