C# example for extracting the content from AccountRight API SDK error messages

C# Format SDK Error Message

 protected void OnError(Uri uri, Exception ex)
        {
            //Display the formatted message
            switch (ex.GetType().Name)
            {
                case "WebException":
                    MessageBox.Show(FormatMessage((WebException) ex));
                    break;
                case "ApiCommunicationException":
                    MessageBox.Show(FormatMessage((WebException) ex.InnerException));
                    break;
                case "ApiOperationException":
                    MessageBox.Show(ex.Message);
                    break;
                default:
                    MessageBox.Show(ex.Message);
                    break;
            }

            HideSpinner();
        }


        private string FormatMessage(WebException webEx)
        {
            var responseText = new StringBuilder();
            responseText.AppendLine(webEx.Message);
            responseText.AppendLine();

            // Call method 'GetResponseStream' to obtain stream associated with the response object 
            WebResponse response = webEx.Response;
            Stream receiveStream = response.GetResponseStream();

            Encoding encode = Encoding.GetEncoding("utf-8");

            // Pipe the stream to a higher level stream reader with the required encoding format. 
            var readStream = new StreamReader(receiveStream, encode);
            var read = new Char[257];

            // Read 256 charcters at a time    . 
            int count = readStream.Read(read, 0, 256);
            responseText.AppendLine("HTML...");

            while (count > 0)
            {
                // Dump the 256 characters on a string and display the string onto the console. 
                var str = new String(read, 0, count);
                responseText.Append(str);
                count = readStream.Read(read, 0, 256);
            }
            responseText.Append("");

            // Release the resources of stream object.
            readStream.Close();

            // Release the resources of response object.
            response.Close();

            return responseText.ToString();
        }