android http请求并解析返回的xml

String requestUrl = RequestUrlMng.getHost(context)+"/mservices/user/updateNickname.action?nickname="+nickname;HttpGet httpRequest = new HttpGet(requestUrl);try{HttpClient httpClient = new DefaultHttpClient();HttpResponse httpResponse = httpClient.execute(httpRequest);if(httpResponse.getStatusLine().getStatusCode() != HttpStatus.SC_OK){     Log.e("XXX", "can't reach:"+httpResponse.getStatusLine().getStatusCode());     return;}SAXParserFactory factory = SAXParserFactory.newInstance();SAXParser parser = factory.newSAXParser();XMLContentHandler handler = new XMLContentHandler();parser.parse(httpResponse.getEntity().getContent(), handler);Toast.makeText(context, handler.getResult().getStatus()+":"+handler.getResult().getMsg(), Toast.LENGTH_LONG).show();}catch(Exception e){Log.e("XXX", e.getMessage());}

class XMLContentHandler extends DefaultHandler{private RequestResult res;private static final String STATUS = "status";private static final String MSG = "msg";private String tmpStr;private String content;public RequestResult getResult(){return res;}@Overridepublic void startDocument() throws SAXException{}@Overridepublic void characters(char[] ch,int start,int length)                    throws SAXException{     content = new String(ch,start,length);}@Overridepublic void startElement(String uri,String localName,String name,Attributes attrs) throws SAXException{if("result".equals(localName)){res = new RequestResult();Log.i("XXX", "");}tmpStr = localName;}@Overridepublic void endElement(String uri,String localName,String name)                          throws SAXException{if(STATUS.equals(localName))res.setStatus(content);else if(MSG.equals(localName))res.setMsg(content);if("result".equals(localName))Log.i("XXX", "");else    Log.i("XXX", "<"+localName+">"+content+"");}}

xml文件格式：

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