* to {@link #properties}, {@link #measurementScales}
* @param descriptor reads the descriptor.
*/
public void addMeasurementInfos(Reader descriptor) {
MeasurementsDescriptorParser parser = new MeasurementsDescriptorParser();
Map<String, MeasurableProperty> digestedProperties = new HashMap<String, MeasurableProperty>();
Map<String, Metric> digestedMetrics = new HashMap<String, Metric>();
parser.load(descriptor, digestedProperties, digestedMetrics);
// merge digested properties with already existing
for (MeasurableProperty p : digestedProperties.values()) {
MeasurementInfo helperInfo = new MeasurementInfo();
helperInfo.setMetric(null);