xpointer xni Augmentations xni QName xni XMLAttributes xni XNIException xpointerpart event_element_start event_element_end event_element_empty parsexpointer xniexception resolvexpointer qname element xmlattributes attributes augmentations augs event xniexception isfragmentresolved xniexception ischildfragmentresolved xniexception getschemename getschemedata setschemename schemename setschemedata schemedata