Microsoft.Protocols.TestSuites.Common.AutoDiscover.SendHttpPostRequest C# (CSharp) Method

        private static HttpStatusCode SendHttpPostRequest(ITestSite site, string userName, string domain, string requestXml, string url, out string responseXml, bool getMAPIURL)
        {
            System.Net.ServicePointManager.ServerCertificateValidationCallback =
            new System.Net.Security.RemoteCertificateValidationCallback(Common.ValidateServerCertificate);
            HttpStatusCode httpStatusCode = HttpStatusCode.Created;
            responseXml = null;

            try
            {
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
                request.CookieContainer = new CookieContainer();
                request.Method = "POST";
                request.Accept = "*/*";
                request.ContentType = "text/xml";
                request.Credentials = CredentialCache.DefaultCredentials;
                request.AllowAutoRedirect = false;
                request.KeepAlive = false;

                // Add headers to get MAPIHTTP url                        
                if (getMAPIURL)
                {
                    request.Headers.Add("X-MapiHttpCapability", "2");
                    request.Headers.Add("X-AnchorMailbox", userName + "@" + domain);
                }

                byte[] buffer = Encoding.UTF8.GetBytes(requestXml);
                request.ContentLength = buffer.Length;
                Stream webRequestStream = request.GetRequestStream();
                webRequestStream.Write(buffer, 0, buffer.Length);
                webRequestStream.Flush();
                webRequestStream.Dispose();
                HttpWebResponse response = (HttpWebResponse)request.GetResponse();
                StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
                responseXml = reader.ReadToEnd();
                httpStatusCode = response.StatusCode;
                reader.Close();
                response.Close();

                if (httpStatusCode != HttpStatusCode.OK)
                {
                    site.Assert.Fail("Can't connect the server.");
                }
            }
            catch (WebException e)
            {
                site.Assert.Fail("A WebException happened when connecting the server. The error message is: {0}", e.Message.ToString());
            }

            return httpStatusCode;
        }