Methods Associated to Set, SetIndex, and the Various Get Methods

The following methods are available where the set, setIndex, and get<Type> methods are available:

String[] properties();

which returns the names of all available properties.

boolean hasProperty(String name);

which returns true if the feature has the named property.

String[] getAllowedPropertyValues(String name);

which returns the allowed values for a named properties, if it is a finite set.