internal async Task OnRequestComplete(JsonResponse response)
{
await RequestComplete(this, new RequestCompletedEventArgs(response)).ConfigureAwait(false);
}
internal async Task <JsonResponse <TResponse> > GetJsonResponse <TResponse>(Uri baseUri, Uri relativeUri, CancellationToken cancellationToken, IProgress <ProgressReport> progress, AuthToken token = null)
{
progress.ReportWhenNotNull(() => ProgressReport.CreateNew(RequestResponseSteps.PreparingUrl_N_Headers, 0, 1));
//验证对于一般的请求参数修改
if (token != null)
{
var baseUrl = JsonClientHelper.GetBaseUriBuilder(baseUri, relativeUri, this.RequestData.UrlTemplateValues).Uri.ToString();
token.FillToContext(baseUrl, this);
}
var uri = new Uri(JsonClientHelper.GetAbsoultUrl(baseUri, relativeUri, this.RequestData.QueryStringValues, this.RequestData.UrlTemplateValues));
#if DOTNET45
var webrqst = WebRequest.CreateDefault(uri);
#else
var webrqst = WebRequest.Create(uri);
#endif
webrqst.Method = RequestMethod;
//验证对于底层请求参数修改
if (token != null)
{
token.FillToWebRequest(webrqst, this);
}
FillToHeader(webrqst);
progress.ReportWhenNotNull(() => ProgressReport.CreateNew(RequestResponseSteps.PreparingUrl_N_Headers, 1, 1));
await FillDataTo(webrqst, cancellationToken, progress).ConfigureAwait(false);
if (typeof(WebRequest) == (typeof(TResponse)))
{
var o = new JsonResponse <WebRequest>(webrqst, webrqst, null, null);
progress.ReportWhenNotNull(() => ProgressReport.CreateNew(RequestResponseSteps.Deserializing, 1, 1));
return(o as JsonResponse <TResponse>);
}
using (var webrsps = await webrqst.GetResponseAsync().ConfigureAwait(false))
{
if (typeof(WebResponse) == (typeof(TResponse)))
{
var o = new JsonResponse <WebResponse>(webrsps, webrqst, webrsps, null);
progress.ReportWhenNotNull(() => ProgressReport.CreateNew(RequestResponseSteps.Deserializing, 1, 1));
return(o as JsonResponse <TResponse>);
}
#if SILVERLIGHT_4 || SILVERLIGHT_5 || WINDOWS_PHONE_7
var h = new Dictionary <string, string[]>();
#endif
#if DOTNET45 || WINDOWS_PHONE_8
var h = webrsps.Headers.AllKeys
.Select(k => new { k, v = webrsps.Headers[k].Split(',') })
.ToDictionary(x => x.k, x => x.v);
#endif
#if NETFX_CORE
var h = webrsps.Headers.AllKeys
.Select(k => new { k, v = webrsps.Headers[k].Split(',') })
.ToDictionary(x => x.k, x => x.v);
#endif
var ms = new MemoryStream();
var total = webrsps.ContentLength;
var current = 0;
var buffer = new byte[4096];
var sourceStream = webrsps.GetResponseStream();
var eof = false;
while (!eof)
{
progress.ReportWhenNotNull(new Func <ProgressReport> (() => ProgressReport.CreateNew(RequestResponseSteps.GettingResponse, current, total)));
cancellationToken.ThrowIfCancellationRequested();
var readCount = await sourceStream.ReadAsync(buffer, 0, buffer.Length).ConfigureAwait(false);
current = current + readCount;
eof = (readCount == 0);
if (!eof)
{
ms.Write(buffer, 0, readCount);
}
}
if (typeof(Stream) == (typeof(TResponse)))
{
ms.Seek(0, SeekOrigin.Begin);
var value = ms;
var o = new JsonResponse <Stream>(value, webrqst, webrsps, ms);
progress.ReportWhenNotNull(() => ProgressReport.CreateNew(RequestResponseSteps.Deserializing, 1, 1));
return(o as JsonResponse <TResponse>);
}
else
{
try
{
progress.ReportWhenNotNull(() => ProgressReport.CreateNew(RequestResponseSteps.Deserializing, 0, 1));
ms.Seek(0, SeekOrigin.Begin);
var value = (TResponse)JsonSerializerCache <TResponse> .Serializer.ReadObject(ms);
ms.Seek(0, SeekOrigin.Begin);
var o = new JsonResponse <TResponse>(value, webrqst, webrsps, ms);
progress.ReportWhenNotNull(() => ProgressReport.CreateNew(RequestResponseSteps.Deserializing, 1, 1));
return(o);
}
catch (Exception ex)
{
ms.Seek(0, SeekOrigin.Begin);
return(new JsonResponse <TResponse>(
default(TResponse),
webrqst,
webrsps,
ms,
new JsonContractException("Serializing exception", ex, ms, h)
));
}
}
}
}