????
+--DataAccessor
+--mx.data.encoders.DatasetDeltaToXUpdateDelta
An encoder that encodes a deltapacket from a dataset into a deltapacket that can be used by the XUpdateResolver
private function createXMLElementFromXPath(xmlDoc:XML, xpath:String):XMLNode
private function createXMLElementRecursePath(xmlDoc:XML, contextNode:XMLNode, strParser:StringTokenParser):Number