webservice中http拼接方式

//http拼接方式
    private Message sendNew(String method,String userName,String title,String content,String tel){
        Message result = new Message();
        try {
            //判断是否是自定义手机号码
            JSONObject obj=new JSONObject();
            if(tel!= null ||!"".equals(tel) ){
                obj.put("mobiles",tel);
            }
            obj.put("emsEnterpriseID","111");
            obj.put("emsLoginName","111");
            obj.put("emsPassword",MD5.toMD5("123456"));

            DefaultHttpClient httpClient = new DefaultHttpClient();
            String soapRequestData = "<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\""
                + " xmlns:ser=\"http://service.msgbuss.ceair.com/\">"
                +"<soapenv:Header/>"
                +"<soapenv:Body>"
                  +"<ser:send>"
                     +"<messageRequestVO>"
                         +"<bizProduct>"+method+"</bizProduct>"
                         +"<content>"+content+"</content>"
                         +"<extention>"+obj.toString()+"</extention>"
                         +"<requestId>"+UUID.randomUUID().toString()+"</requestId>"
                         +"<title>"+title+"</title>"
                         +"<toUserId>"+userName+"</toUserId>"
                     +"</messageRequestVO>"
                   +"</ser:send>"
                +"</soapenv:Body>"
                +"</soapenv:Envelope>";

                HttpPost httppost = new HttpPost("http://xxx.xx.x.x:8080/msgbuss/soap/sendMessage?wsdl");
                try {
                    HttpEntity re = new StringEntity(soapRequestData,HTTP.UTF_8);
                    httppost.setHeader("Content-Type","application/soap+xml; charset=utf-8");
                    httppost.setEntity(re); 
                    HttpResponse response = httpClient.execute(httppost);
                    String str = EntityUtils.toString(response.getEntity());
                    result.setResultCode(str.substring(str.indexOf("<resultCode>")+12,str.indexOf("</resultCode>")));
                    result.setMsg(str.substring(str.indexOf("<desc>")+6,str.indexOf("</desc>")));
                    result.setSuccess(Boolean.parseBoolean(str.substring(str.indexOf("<success>")+9,str.indexOf("</success>"))));
                    return result;
                } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();
                } catch (ClientProtocolException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                }finally{
                    httpClient.getConnectionManager().shutdown();
                }
                return result;
        } catch (Exception e) {
            result.setSuccess(false);
            result.setMsg("系统异常");
        }
        return  result;
    }