发送XML给接口方

    /*
     * 发送post请求给航班管家
     */
    public String sendHkgjPost(String url, String xmlParam,String charSet) {
         try {
            HttpClient client = new DefaultHttpClient();
            HttpPost request = new HttpPost(url);
            request.setHeader("Content-Type", "text/xml;charset="+charSet);
            request.setHeader("from","tiantai");
            HttpEntity entity = new StringEntity(xmlParam,charSet);
            request.setEntity(entity);
            org.apache.http.HttpResponse response = client.execute(request);
            HttpEntity repnseEntity = response.getEntity();
            String responseXml =EntityUtils.toString(repnseEntity,charSet);
            return responseXml;
        } catch (Exception e) {
            logger.error("发送sendHkgjPost航班管家异常",e);
        }
        return null;
    }