if (extendedData == null || !extendedData.hasValue())
return;
// Make a set of the names in the assoc.
HashSet<String> names = new HashSet<String>();
Enumeration<String> it = extendedData.enumerateNames();
while (it.hasMoreElements())
names.add(it.nextElement());
// Decompose the ExtendedData into its atomic values,
// and add them as properties.