private ShimWebResponse CallDispatcher(InterceptDispatcher dispatcher, WebRequest request, MemoryStream requestStream)
{
ShimWebResponse response = null;
_lastUsedDispatcher = dispatcher;
Stopwatch timer = new Stopwatch();
timer.Start();
try
{
using (var context = new ShimCallContext(request, requestStream, _debugLogger))
{
if (StringComparer.OrdinalIgnoreCase.Equals(request.Method, "POST") && requestStream != null)
{
// convert the batched call into a regular url
context.UnBatch();
}
Log(String.Format(CultureInfo.InvariantCulture, "[V3 RUN] {0}", request.RequestUri.AbsoluteUri), ConsoleColor.Yellow);
var t = Task.Run(async() => await dispatcher.Invoke(context));
t.Wait();
var stream = context.Data;
timer.Stop();
Log(String.Format(CultureInfo.InvariantCulture, "[V3 END] {0}ms", timer.ElapsedMilliseconds), ConsoleColor.Yellow);
response = new ShimWebResponse(stream, request.RequestUri, context.ResponseContentType, context.StatusCode);
}
}
catch (AggregateException ex)
{
// unwrap the exception to get a useful error
var innerException = ExceptionUtility.Unwrap(ex);
// TODO: throw a DataServiceQueryException with the correct xml
throw innerException;
}
return(response);
}
private static void CallDispatcherForMetrics(InterceptDispatcher dispatcher, WebRequest request)
{
if (dispatcher != null)
{
try
{
// do not wait for this
Task.Run(async() => await dispatcher.ReportMetrics(request));
}
catch (AggregateException ex)
{
// unwrap the exception to get a useful error
var innerException = ExceptionUtility.Unwrap(ex);
// TODO: throw a DataServiceQueryException with the correct xml
throw innerException;
}
}
}
public WebResponse ShimResponse(WebRequest request, MemoryStream requestStream)
{
Debug.Assert(request != null);
WebResponse response = null;
// pass the request to the interceptors
if (!TryGetInterceptorResponse(request, requestStream, out response))
{
// Not handled by an interceptor, allow V2 to continue
response = CallV2(request);
// The metrics for downloads may come through on the CDN url, which is not handled
// by the dispatcher. We need to give it a chance to log this info.
CallDispatcherForMetrics(_lastUsedDispatcher, request);
_lastUsedDispatcher = null;
}
return(response);
}
/// <summary>
/// Entry point for requests from OData.
/// </summary>
public DataServiceClientRequestMessage ShimDataService(DataServiceClientRequestMessageArgs args)
{
DataServiceClientRequestMessage message = null;
InterceptDispatcher dispatcher = GetDispatcher(args.RequestUri);
if (dispatcher != null && dispatcher.Initialized == true)
{
// Let the interceptor handle this
message = new ShimDataServiceClientRequestMessage(this, args);
}
// If no interceptors want the message create a normal HttpWebRequestMessage
if (message == null)
{
Log(String.Format(CultureInfo.InvariantCulture, "[V2 REQ] {0}", args.RequestUri.AbsoluteUri), ConsoleColor.Gray);
message = new HttpWebRequestMessage(args);
}
return(message);
}
private ShimWebResponse CallDispatcher(InterceptDispatcher dispatcher, WebRequest request)
{
ShimWebResponse response = null;
Stopwatch timer = new Stopwatch();
timer.Start();
try
{
using (var context = new ShimCallContext(request, _debugLogger))
{
Log(String.Format(CultureInfo.InvariantCulture, "[V3 RUN] {0}", request.RequestUri.AbsoluteUri), ConsoleColor.Yellow);
var t = Task.Run(async() => await dispatcher.Invoke(context));
t.Wait();
var stream = context.Data;
timer.Stop();
Log(String.Format(CultureInfo.InvariantCulture, "[V3 END] {0}ms", timer.ElapsedMilliseconds), ConsoleColor.Yellow);
response = new ShimWebResponse(stream, request.RequestUri, context.ResponseContentType);
}
}
catch (AggregateException ex)
{
// unwrap the exception to get a useful error
var innerException = ExceptionUtility.Unwrap(ex);
// TODO: throw a DataServiceQueryException with the correct xml
throw innerException;
}
return(response);
}
public WebResponse ShimResponse(WebRequest request, MemoryStream requestStream)
{
Debug.Assert(request != null);
WebResponse response = null;
// pass the request to the interceptors
if (!TryGetInterceptorResponse(request, requestStream, out response))
{
// Not handled by an interceptor, allow V2 to continue
response = CallV2(request);
// The metrics for downloads may come through on the CDN url, which is not handled
// by the dispatcher. We need to give it a chance to log this info.
CallDispatcherForMetrics(_lastUsedDispatcher, request);
_lastUsedDispatcher = null;
}
return response;
}
private ShimWebResponse CallDispatcher(InterceptDispatcher dispatcher, WebRequest request, MemoryStream requestStream)
{
ShimWebResponse response = null;
_lastUsedDispatcher = dispatcher;
Stopwatch timer = new Stopwatch();
timer.Start();
try
{
using (var context = new ShimCallContext(request, requestStream, _debugLogger))
{
if (StringComparer.OrdinalIgnoreCase.Equals(request.Method, "POST") && requestStream != null)
{
// convert the batched call into a regular url
context.UnBatch();
}
Log(String.Format(CultureInfo.InvariantCulture, "[V3 RUN] {0}", request.RequestUri.AbsoluteUri), ConsoleColor.Yellow);
var t = Task.Run(async () => await dispatcher.Invoke(context));
t.Wait();
var stream = context.Data;
timer.Stop();
Log(String.Format(CultureInfo.InvariantCulture, "[V3 END] {0}ms", timer.ElapsedMilliseconds), ConsoleColor.Yellow);
response = new ShimWebResponse(stream, request.RequestUri, context.ResponseContentType, context.StatusCode);
}
}
catch (AggregateException ex)
{
// unwrap the exception to get a useful error
var innerException = ExceptionUtility.Unwrap(ex);
// TODO: throw a DataServiceQueryException with the correct xml
throw innerException;
}
return response;
}
private static void CallDispatcherForMetrics(InterceptDispatcher dispatcher, WebRequest request)
{
if (dispatcher != null)
{
try
{
// do not wait for this
Task.Run(async () => await dispatcher.ReportMetrics(request));
}
catch (AggregateException ex)
{
// unwrap the exception to get a useful error
var innerException = ExceptionUtility.Unwrap(ex);
// TODO: throw a DataServiceQueryException with the correct xml
throw innerException;
}
}
}