private void handleMetadataGroup(Group group, MetadataElement metadataElement)
throws ProductIOException {
List<Variable> variables = group.getVariables();
for (Variable variable : variables) {
final String name = variable.getShortName();
final int dataType = getProductDataType(variable);
Array array;
try {
array = variable.read();
} catch (IOException e) {
throw new ProductIOException(e.getMessage());
}
final ProductData data = ProductData.createInstance(dataType, array.getStorage());
final MetadataAttribute attribute = new MetadataAttribute("data", data, true);
final MetadataElement sdsElement = new MetadataElement(name);
sdsElement.addAttribute(attribute);
metadataElement.addElement(sdsElement);
final List<Attribute> list = variable.getAttributes();
for (Attribute hdfAttribute : list) {
final String attribName = hdfAttribute.getShortName();
if ("units".equals(attribName)) {
attribute.setUnit(hdfAttribute.getStringValue());
} else if ("long_name".equals(attribName)) {
attribute.setDescription(hdfAttribute.getStringValue());
} else {
addAttributeToElement(sdsElement, hdfAttribute);
}
}
}
}
/**
* Adds a new coding value to this sample coding.
*
* @param name the coding name
* @param values the values
* @param description the description text
* @throws IllegalArgumentException if <code>name</code> is null
* @return A new attribute representing the coded sample.
*/
public MetadataAttribute addSamples(String name, int[] values, String description) {
Guardian.assertNotNull("name", name);
final ProductData productData =
ProductData.createInstance(ProductData.TYPE_INT32, values.length);
MetadataAttribute attribute = new MetadataAttribute(name, productData, false);
attribute.setDataElems(values);
if (description != null) {
attribute.setDescription(description);
}
addAttribute(attribute);
return attribute;
}