@SuppressWarnings("unchecked")
@Override
public void registerMeasures(NameResolver resolver) {
System.out.printf("Resolver %s!\n", id.getValue());
key = (Key<PropType>) resolver.resolve(id.getValue());
key.registerValue(inner.getValue());
}
@Override
public PropType getValue() {
return convert.convert(key.scaleValue(inner.getValue()), pm, env);
}