Java Code Examples for ucar.nc2.time.Calendar#get()

protected Calendar readCalendar(String calendarAttribValue) {
  if (calendarAttribValue == null) {
    return Calendar.getDefault();
  }

  Calendar calendar = Calendar.get(calendarAttribValue);
  if (calendar == null) {
    errlog.format(" ** Parse error: Bad calendar name = '%s'%n", calendarAttribValue);
    logger.debug(" ** Parse error: Bad calendar name = '{}}'", calendarAttribValue);
    return Calendar.getDefault();
  }

  return calendar;
}
 

private CalendarDateUnit getCalendarDateUnit(Variable timeVar) {
  Attribute calAttr = timeVar.findAttributeIgnoreCase(CF.CALENDAR);
  assertThat(calAttr).isNotNull();
  Calendar cal = Calendar.get(calAttr.getStringValue());
  return CalendarDateUnit.withCalendar(cal, timeVar.getUnitsString());
}
 

private CalendarDateUnit getCalendarDateUnit(Variable timeVar) {
  Attribute calAttr = timeVar.attributes().findAttributeIgnoreCase("calendar");
  assertThat(calAttr).isNotNull();
  Calendar cal = Calendar.get(calAttr.getStringValue());
  return CalendarDateUnit.withCalendar(cal, timeVar.getUnitsString());
}
 

@Test
public void testCfDefaultCalendar() throws IOException {
  String failMessage, found, expected;
  boolean testCond;

  String tstFile = TestDir.cdmLocalTestDataDir + "dataset/cfMissingCalendarAttr.nc";

  // open the test file
  NetcdfDataset ncd = NetcdfDataset.openDataset(tstFile);

  // make sure this dataset used the cfConvention
  expected = cfConvention;
  found = ncd.getConventionUsed();
  testCond = found.equals(expected);
  failMessage =
      format("This dataset used the %s convention, but should have used the %s convention.", found, expected);
  Assert.assertTrue(failMessage, testCond);

  // get the Time Coordinate Axis and read the values
  CoordinateAxis tca = ncd.findCoordinateAxis(AxisType.Time);
  Array times = tca.read();
  ncd.close();

  // first date in this file is 90 [hours since 2015-12-18T06:00:00],
  // which is 2015-12-22 00:00:00\
  expected = "90";
  found = Integer.toString(times.getInt(0));
  testCond = found.equals(expected);
  failMessage = format("The first value in the times array should be %s. I got %s instead.", expected, found);
  Assert.assertTrue(failMessage, testCond);

  // look for the calendar attached to the time variable...if there isn't one,
  // then a default was not set and the assert will fail.
  Calendar cal = Calendar.get(tca.findAttributeIgnoreCase(CF.CALENDAR).getStringValue());
  expected = defaultCFCalendar.toString();
  found = cal.toString();
  testCond = found.equals(expected);
  failMessage =
      format("The calendar should equal %s, but got %s instead. Failed to set a default calendar.", expected, found);
  Assert.assertTrue(failMessage, testCond);

  // convert the time value to a CalendarDate
  CoordinateAxisTimeHelper coordAxisTimeHelper =
      new CoordinateAxisTimeHelper(cal, tca.findAttributeIgnoreCase("units").getStringValue());
  CalendarDate date = coordAxisTimeHelper.makeCalendarDateFromOffset(times.getInt(0));

  // create the correct date as requested from NCSS
  String correctIsoDateTimeString = "2015-12-22T00:00:00Z";
  CalendarDate correctDate = CalendarDate.parseISOformat(defaultCFCalendar.toString(), correctIsoDateTimeString);

  // If everything is correct, then the date and correct date should be the same
  expected = correctDate.toString();
  found = date.toString();
  testCond = date.equals(correctDate);
  failMessage = format("The correct date is %s, but I got %s instead.", expected, found);
  Assert.assertTrue(failMessage, testCond);
}
 

@Test
public void testCoardsDefaultCalendar() throws IOException {
  String failMessage, found, expected;
  boolean testCond;

  String tstFile = TestDir.cdmLocalTestDataDir + "dataset/coardsMissingCalendarAttr.nc";

  // open the test file
  NetcdfDataset ncd = NetcdfDataset.openDataset(tstFile);

  // make sure this dataset used the coardsConvention
  found = ncd.getConventionUsed();
  expected = coardsConvention;
  testCond = found.equals(expected);
  failMessage =
      format("This dataset used the %s convention, but should have used the %s convention.", found, expected);
  Assert.assertTrue(failMessage, testCond);

  // get the Time Coordinate Axis and read the values
  CoordinateAxis tca = ncd.findCoordinateAxis(AxisType.Time);
  Array times = tca.read();
  ncd.close();

  // first date in this file is 1.766292E7 [hours since 0001-01-01T00:00:00],
  // which is 2008-06-27 00:00:00
  found = Integer.toString(times.getInt(0));
  expected = "17662920";
  testCond = found.equals(expected);
  failMessage = format("The first value in the times array should be %s. I got %s instead.", expected, found);
  Assert.assertTrue(failMessage, testCond);

  // look for the calendar attached to the time variable...if there isn't one,
  // then a default was not set and the assert will fail.
  Calendar cal = Calendar.get(tca.findAttributeIgnoreCase(CF.CALENDAR).getStringValue());
  found = cal.toString();
  expected = defaultCoardsCalendar.toString();
  testCond = found.equals(expected);
  failMessage =
      format("The calendar should equal %s, but got %s instead. Failed to add a default calendar.", expected, found);
  Assert.assertTrue(failMessage, testCond);

  // convert the time value to a CalendarDate
  CoordinateAxisTimeHelper coordAxisTimeHelper =
      new CoordinateAxisTimeHelper(cal, tca.findAttributeIgnoreCase("units").getStringValue());
  CalendarDate date = coordAxisTimeHelper.makeCalendarDateFromOffset(times.getInt(0));

  // read the correct date from the time attribute and turn it into a CalendarDate
  String correctIsoDateTimeString = tca.findAttributeIgnoreCase("correct_iso_time_value_str").getStringValue();
  CalendarDate correctDate = CalendarDate.parseISOformat(defaultCoardsCalendar.toString(), correctIsoDateTimeString);

  // If everything is correct, then the date and correct date should be the same
  found = date.toString();
  expected = correctDate.toString();
  testCond = found.equals(expected);
  failMessage = format("The correct date is %s, but I got %s instead.", expected, found);
  Assert.assertTrue(failMessage, testCond);
}
 

private CalendarDateUnit getCalendarDateUnit(Variable timeVar) {
  Attribute calAttr = timeVar.findAttributeIgnoreCase(CF.CALENDAR);
  assertThat(calAttr).isNotNull();
  Calendar cal = Calendar.get(calAttr.getStringValue());
  return CalendarDateUnit.withCalendar(cal, timeVar.getUnitsString());
}
 

private CalendarDateUnit getCalendarDateUnit(Variable timeVar) {
  Attribute calAttr = timeVar.attributes().findAttributeIgnoreCase("calendar");
  assertThat(calAttr).isNotNull();
  Calendar cal = Calendar.get(calAttr.getStringValue());
  return CalendarDateUnit.withCalendar(cal, timeVar.getUnitsString());
}