How to use

extend

method

in

ucar.nc2.time.CalendarDateRange

private void trackDateRange(CalendarDateRange cdr) {
 if (dateRange == null) dateRange = cdr;
 else dateRange = dateRange.extend(cdr);
}

public CalendarDateRange makeCalendarDateRange() {
 CalendarDateRange result = null;
 for (Coordinate coord : coords) {
  switch (coord.getType()) {
   case time:
   case timeIntv:
   case time2D:
    CoordinateTimeAbstract time = (CoordinateTimeAbstract) coord;
    CalendarDateRange range = time.makeCalendarDateRange(null);
    if (result == null) result = range;
    else result = result.extend(range);
  }
 }
 return result;
}

public FeatureDatasetCoverage(String location, AttributeContainer gatts, Closeable closer, List<CoverageCollection> covCollections) {
 this.location = location;
 this.gatts = gatts;
 this.closer = closer;
 this.covCollections = covCollections;
 CalendarDateRange cdr = null;
 FeatureType ft = null;
 for (CoverageCollection cc : covCollections) {
  FeatureType ftCheck = cc.getCoverageType();
  if (ft == null) ft = ftCheck;
  else if (ftCheck != ft) ft = FeatureType.COVERAGE;
  CalendarDateRange cdrCheck = cc.getCalendarDateRange();
  if (cdr == null) cdr = cdrCheck;
  else if (cdrCheck != null) cdr = cdr.extend( cdrCheck);
 }
 this.featureType = ft;
 this.calendarDateRange = cdr;
}

public CalendarDateRange getCalendarDateRange() {
 if (dateRange == null) {
  CalendarDateRange result = null;
  for (Coordinate coord : coords) {
   switch (coord.getType()) {
    case time:
    case timeIntv:
    case time2D:
     CoordinateTimeAbstract time = (CoordinateTimeAbstract) coord;
     CalendarDateRange range = time.makeCalendarDateRange(null);
     if (result == null) result = range;
     else result = result.extend(range);
   }
  }
  dateRange = result;
 }
 return dateRange;
}

private void makeTimeRanges() {
 for (Gridset gset : getGridsets()) {
  DtCoverageCS gcs = gset.getGeoCoordSystem();
  CalendarDateRange dateRange = gcs.getCalendarDateRange();
  if (dateRange != null) {
   if (dateRangeMax == null)
    dateRangeMax = dateRange;
   else
    dateRangeMax = dateRangeMax.extend(dateRange);
  }
 }
}

CalendarDateRange calendarDateRange = ((CoordinateTimeAbstract) coord).makeCalendarDateRange(null);
if (calendarDateRangeAll == null) calendarDateRangeAll = calendarDateRange;
else calendarDateRangeAll = calendarDateRangeAll.extend(calendarDateRange);

CalendarDateRange calendarDateRange = ((CoordinateTimeAbstract) coord).makeCalendarDateRange(null);
if (calendarDateRangeAll == null) calendarDateRangeAll = calendarDateRange;
else calendarDateRangeAll = calendarDateRangeAll.extend(calendarDateRange);

private void makeRanges() {
 for (CoverageSet cset : getCoverageSets()) {
  CoverageCS ccs = cset.getCoverageCS();
  LatLonRect llbb = ccs.getLatLonBoundingBox();
  if (llbbMax == null)
   llbbMax = llbb;
  else
   llbbMax.extend(llbb);
  CalendarDateRange dateRange = ccs.getCalendarDateRange();
  if (dateRange != null) {
   if (dateRangeMax == null)
    dateRangeMax = dateRange;
   else
    dateRangeMax.extend(dateRange);
  }
 }
}

private void makeRanges() {
 for (ucar.nc2.dt.GridDataset.Gridset gset : getGridsets()) {
  GridCoordSystem gcs = gset.getGeoCoordSystem();
  LatLonRect llbb = gcs.getLatLonBoundingBox();
  if (llbbMax == null)
   llbbMax = llbb;
  else
   llbbMax.extend(llbb);
  CalendarDateRange dateRange = gcs.getCalendarDateRange();
  if (dateRange != null) {
   if (dateRangeMax == null)
    dateRangeMax = dateRange;
   else
    dateRangeMax.extend(dateRange);
  }
 }
}

private void makeRanges() {
 for (ucar.nc2.dt.GridDataset.Gridset gset : getGridsets()) {
  GridCoordSystem gcs = gset.getGeoCoordSystem();
  LatLonRect llbb = gcs.getLatLonBoundingBox();
  if (llbbMax == null)
   llbbMax = llbb;
  else
   llbbMax.extend(llbb);
  CalendarDateRange dateRange = gcs.getCalendarDateRange();
  if (dateRange != null) {
   if (dateRangeMax == null)
    dateRangeMax = dateRange;
   else
    dateRangeMax.extend(dateRange);
  }
 }
}

private void makeRanges() {
 for (CoverageSet cset : getCoverageSets()) {
  CoverageCS ccs = cset.getCoverageCS();
  LatLonRect llbb = ccs.getLatLonBoundingBox();
  if (llbbMax == null)
   llbbMax = llbb;
  else
   llbbMax.extend(llbb);
  CalendarDateRange dateRange = ccs.getCalendarDateRange();
  if (dateRange != null) {
   if (dateRangeMax == null)
    dateRangeMax = dateRange;
   else
    dateRangeMax.extend(dateRange);
  }
 }
}

private void makeRanges() {
 for (ucar.nc2.dt.GridDataset.Gridset gset : getGridsets()) {
  GridCoordSystem gcs = gset.getGeoCoordSystem();
  ProjectionRect bb = gcs.getBoundingBox();
  if (projBB == null)
   projBB = bb;
  else
   projBB.add(bb);
  LatLonRect llbb = gcs.getLatLonBoundingBox();
  if (llbbMax == null)
   llbbMax = llbb;
  else
   llbbMax.extend(llbb);
  CalendarDateRange dateRange = gcs.getCalendarDateRange();
  if (dateRange != null) {
   if (dateRangeMax == null)
    dateRangeMax = dateRange;
   else
    dateRangeMax = dateRangeMax.extend(dateRange);
  }
 }
}

else dateRangeAll = dateRangeAll.extend(gc.dateRange);

 dates = pfc.getCalendarDateRange();
else
 dates.extend(pfc.getCalendarDateRange());
 dates = pfc.getCalendarDateRange();
else
 dates.extend(pfc.getCalendarDateRange());

 dates = pfc.getCalendarDateRange();
else
 dates.extend(pfc.getCalendarDateRange());
  dates = pfc.getCalendarDateRange();
 else
  dates.extend(pfc.getCalendarDateRange());

else if (!rangeOverlaps) {
 rangeOverlaps = dateRangeAll.intersects(gc.dateRange);
 dateRangeAll = dateRangeAll.extend(gc.dateRange);

static public CalendarDateRange extractCalendarDateRange(GridDataset gridDataset) {
 CalendarDateRange maxDateRange = null;
 for (GridDataset.Gridset gridset : gridDataset.getGridsets()) {
  GridCoordSystem gsys = gridset.getGeoCoordSystem();
  CalendarDateRange dateRange;
  CoordinateAxis1DTime time1D = gsys.getTimeAxis1D();
  if (time1D != null) {
   dateRange = time1D.getCalendarDateRange();
  } else {
   CoordinateAxis time = gsys.getTimeAxis();
   if (time == null)
    continue;
   
   try {
    DateUnit du = new DateUnit( time.getUnitsString());
    Date minDate = du.makeDate(time.getMinValue());
    Date maxDate = du.makeDate(time.getMaxValue());
    dateRange = CalendarDateRange.of( minDate, maxDate);
   } catch (Exception e) {
    logger.warn("Illegal Date Unit "+time.getUnitsString());
    continue;
   }
  }
  if (maxDateRange == null)
   maxDateRange = dateRange;
  else
   maxDateRange = maxDateRange.extend( dateRange);
 }
 return maxDateRange;
}

static public CalendarDateRange extractCalendarDateRange(GridDataset gridDataset) {
 CalendarDateRange maxDateRange = null;
 for (GridDataset.Gridset gridset : gridDataset.getGridsets()) {
  GridCoordSystem gsys = gridset.getGeoCoordSystem();
  CalendarDateRange dateRange;
  CoordinateAxis1DTime time1D = gsys.getTimeAxis1D();
  if (time1D != null) {
   dateRange = time1D.getCalendarDateRange();
  } else {
   CoordinateAxis time = gsys.getTimeAxis();
   if (time == null)
    continue;
   
   try {
    DateUnit du = new DateUnit( time.getUnitsString());
    Date minDate = du.makeDate(time.getMinValue());
    Date maxDate = du.makeDate(time.getMaxValue());
    dateRange = CalendarDateRange.of( minDate, maxDate);
   } catch (Exception e) {
    logger.warn("Illegal Date Unit "+time.getUnitsString());
    continue;
   }
  }
  if (maxDateRange == null)
   maxDateRange = dateRange;
  else
   maxDateRange.extend( dateRange);
 }
 return maxDateRange;
}

static public CalendarDateRange extractCalendarDateRange(GridDataset gridDataset) {
 CalendarDateRange maxDateRange = null;
 for (GridDataset.Gridset gridset : gridDataset.getGridsets()) {
  GridCoordSystem gsys = gridset.getGeoCoordSystem();
  CalendarDateRange dateRange;
  CoordinateAxis1DTime time1D = gsys.getTimeAxis1D();
  if (time1D != null) {
   dateRange = time1D.getCalendarDateRange();
  } else {
   CoordinateAxis time = gsys.getTimeAxis();
   if (time == null)
    continue;
   
   try {
    DateUnit du = new DateUnit( time.getUnitsString());
    Date minDate = du.makeDate(time.getMinValue());
    Date maxDate = du.makeDate(time.getMaxValue());
    dateRange = CalendarDateRange.of( minDate, maxDate);
   } catch (Exception e) {
    logger.warn("Illegal Date Unit "+time.getUnitsString());
    continue;
   }
  }
  if (maxDateRange == null)
   maxDateRange = dateRange;
  else
   maxDateRange.extend( dateRange);
 }
 return maxDateRange;
}

 maxDateRange = dateRange;
else
 maxDateRange = maxDateRange.extend(dateRange);