public void loadFeature( final String feature, final String version, final Document doc, final ScriptEngine scriptEngine )
throws Exception {
Object obj = null;
if( feature.equals( CategoryNamespace.NAME ) ) {
obj = new CategoryNamespace();
} else if( feature.equals( RecurrenceConstructor.NAME ) ) {
obj = new RecurrenceConstructor();
} else if( feature.equals( ReminderConstructor.NAME ) ) {
obj = new ReminderConstructor();
} else if( feature.equals( AttendeeConstructor.NAME ) ) {