question: public static Element addChildElementNSValue ( Element element , String childElementName , String childElementValue , Document document , String nameSpaceUrl ) { Element newElement = document . createElementNS ( nameSpaceUrl , childElementName ) ; newElement . appendChild ( document . createTextNode ( childElementValue ) ) ; element . appendChild ( newElement ) ; return element ; }
target:  Creates a child element with the given namespace supportive name and appends it to the element child node list. Also creates a Text node with the given value and appends it to the new elements child node list.