private static async Task <XmlReader> GetXmlContent(HttpResponseMessage response, string trackingId)
{
try
{
if (response.Content == null)
{
return(XmlReader.Create(new StringReader(string.Empty)));
}
var xmlReader = XmlReader.Create(await response.Content.ReadAsStreamAsync());
if (xmlReader.ReadToFollowing("entry"))
{
if (xmlReader.ReadToDescendant("content"))
{
xmlReader.ReadStartElement();
}
}
return(xmlReader);
}
catch (XmlException ex)
{
throw ExceptionsUtility.HandleXmlException(ex, trackingId);
}
}
private static T GetModelFromResponse <T>(XmlReader xmlReader, string trackingId) where T : class
{
var serializer = new DataContractSerializer(typeof(T));
try
{
using (xmlReader)
{
return((T)serializer.ReadObject(xmlReader));
}
}
catch (SerializationException ex) when(ex.InnerException is XmlException xmlException)
{
throw ExceptionsUtility.HandleXmlException(xmlException, trackingId);
}
}
private async Task <HttpResponseMessage> SendAsync(Func <HttpRequestMessage> generateHttpRequestMessage, CancellationToken cancellationToken)
{
var trackingId = Guid.NewGuid().ToString();
var httpRequestMessage = generateHttpRequestMessage();
httpRequestMessage.Headers.Add(TrackingIdHeaderKey, trackingId);
try
{
var response = await _httpClient.SendAsync(httpRequestMessage, cancellationToken).ConfigureAwait(false);
response.Headers.Add(TrackingIdHeaderKey, trackingId);
if (response.IsSuccessStatusCode)
{
return(response);
}
else
{
throw await response.TranslateToMessagingExceptionAsync(trackingId).ConfigureAwait(false);
}
}
catch (HttpRequestException ex)
{
var innerException = ex.GetBaseException();
if (innerException is SocketException socketException)
{
throw ExceptionsUtility.HandleSocketException(socketException, OperationTimeout.Milliseconds, trackingId);
}
else
{
throw ExceptionsUtility.HandleUnexpectedException(ex, trackingId);
}
}
catch (XmlException ex)
{
throw ExceptionsUtility.HandleXmlException(ex, trackingId);
}
}