How to set XML.ignoreWhitespace = false; in HttpService /Result?

I want to carry/preserve Leading & trailing spaces<white spaces> in event's result....<br />I am using service as :<br /> _webService = new HTTPService();<br /> _webService.url = serviceUrl;<br /> _webService.method = "POST";<br /> _webService.resultFormat = "e4x";<br /> ......<br />...Again i am checking it as -in<br />private function serviceResultHandler(event:ResultEvent):void<br /> {<br /> stopExecution();<br /> var doc:XMLDocument = new XMLDocument();<br /> doc.ignoreWhite = false;<br /> XML.ignoreWhitespace = false; <br /> doc.parseXML(event.result as XML);<br /> Alert.show(event.result.toString(),"....serviceResultHandler...");<br /><br />But, i am not able see L&T spacesin alert() where I can see L&T spaces in Servlet/Java side which assigned as metaResponse<br />as....<br /> OutputStream writer = response.getOutputStream();<br /> OutputStreamWriter outputStreamWriter = new OutputStreamWriter(writer,"UTF-8"); <br />JaxbSerializationUtil.serializeObjectToWriter(outputStreamWriter, metaResponse);