// ----------------------------------
// Updating temporal dimension subset
// ----------------------------------
String startTimeAttribute = null;
String endTimeAttribute = null;
DimensionDescriptor timeDescriptor = WCSDimensionsHelper.getDimensionDescriptor(reader, coverageName, "TIME");
if (timeDescriptor != null) {
startTimeAttribute = timeDescriptor.getStartAttribute();
endTimeAttribute = timeDescriptor.getEndAttribute();
Date startDate = (Date) feature.getAttribute(startTimeAttribute);
Date endDate = (endTimeAttribute != null) ? (Date) feature.getAttribute(endTimeAttribute) : startDate;
DateRange range = new DateRange(startDate, endDate);
subRequest.setTemporalSubset(range);
}
// ----------------------------------
// Updating vertical dimension subset
// ----------------------------------
String startElevationAttribute = null;
String endElevationAttribute = null;
DimensionDescriptor elevationDescriptor = WCSDimensionsHelper.getDimensionDescriptor(reader, coverageName, "ELEVATION");
if (elevationDescriptor != null) {
startElevationAttribute = elevationDescriptor.getStartAttribute();
endElevationAttribute = elevationDescriptor.getEndAttribute();
Number startValue = (Number) feature.getAttribute(startElevationAttribute);
Number endValue = (endElevationAttribute != null) ? (Number) feature.getAttribute(endElevationAttribute) : startValue;
NumberRange range = new NumberRange(startValue.getClass(), startValue, endValue);
subRequest.setElevationSubset(range);
}
// ---------------------------------
// Updating custom dimensions subset
// ---------------------------------
List<String> customDomains = (List<String>) (accessor != null ? accessor.getCustomDomains() : Collections.emptyList());
Map<String, List<Object>> dimensionsSubset = new HashMap<String, List<Object>>();
for (String customDomain: customDomains) {
String startAttribute = null;
String endAttribute = null;
DimensionDescriptor descriptor = WCSDimensionsHelper.getDimensionDescriptor(reader, coverageName, customDomain);
if (descriptor != null) {
startAttribute = descriptor.getStartAttribute();
endAttribute = descriptor.getEndAttribute();
Object value = feature.getAttribute(startAttribute);
if (endAttribute != null) {
Object endValue = feature.getAttribute(endAttribute);
Class objectClass = endValue.getClass();
String classDataType = objectClass.toString();
if (classDataType.endsWith("Timestamp")) {
value = new DateRange(new Date(((Timestamp) value).getTime()), new Date(
((Timestamp) endValue).getTime()));
} else if (classDataType.endsWith("Date")) {
value = new DateRange((Date) value, (Date) endValue);
} else {
value = new NumberRange(objectClass, (Number) value, (Number) endValue);
}
}
List<Object> dimensionValues = new ArrayList<Object>();
dimensionValues.add(value);
dimensionsSubset.put(descriptor.getName().toUpperCase(), dimensionValues);
}
}
subRequest.setDimensionsSubset(dimensionsSubset);
}