private void RespCallback(IAsyncResult ar)
{
// Get the RequestState object from the async result.
WebRequestState rs = (WebRequestState)ar.AsyncState;
// Get the WebRequest from RequestState.
IHttpWebRequest req = rs.Request;
req.Timeout = Timeout;
req.Headers["UserAgent"] = UserAgent;
try
{
// Call EndGetResponse, which produces the WebResponse object
// that came from the request issued above.
Response = (IHttpWebResponse)req.EndGetResponse(ar);
}
catch (WebException e)
{
Complete = true;
Success = false;
WebException = e;
if (CallbackFail != null)
{
CallbackFail(this);
}
allDone.Set();
return;
}
ResponseEncoding = CsqWebRequest.GetEncoding(Response);
// Start reading data from the response stream.
Stream responseStream = Response.GetResponseStream();
// Store the response stream in RequestState to read
// the stream asynchronously.
rs.ResponseStreamAsync = responseStream;
ResponseStream = new MemoryStream();
// Pass rs.BufferRead to BeginRead. Read data into rs.BufferRead
IAsyncResult iarRead = responseStream.BeginRead(rs.BufferRead, 0,
BUFFER_SIZE, new AsyncCallback(ReadCallBack), rs);
}
private void ResponseCallback(IAsyncResult asyncResult, IHttpWebRequest httpWebRequest, Stream requestBody, AsyncCallback callback, object state)
{
IHttpWebResponse httpWebResponse = null;
Exception exception = null;
try
{
httpWebResponse = httpWebRequest.EndGetResponse(asyncResult);
}
catch (WebException ex)
{
var webException = new WebExceptionWrapper(ex);
httpWebResponse = webException.GetResponse();
exception = webException;
}
catch (Exception ex)
{
exception = ex;
}
finally
{
if (httpWebResponse != null)
{
var args = new ResponseReceivedEventArgs(httpWebResponse, exception, state);
OnResponseReceived(args);
ReadResponseStream(httpWebRequest, httpWebResponse, exception, args.ResponseSaveStream, callback, state);
}
else
{
if (callback != null)
{
callback(new HttpWebHelperResult(httpWebRequest, httpWebResponse, exception, null, false, false, null, state));
}
}
}
}
private void ResponseCallback(IAsyncResult asyncResult, IHttpWebRequest httpWebRequest, Stream requestBody, AsyncCallback callback, object state)
{
IHttpWebResponse httpWebResponse = null;
Exception exception = null;
try
{
httpWebResponse = httpWebRequest.EndGetResponse(asyncResult);
}
catch (WebException ex)
{
var webException = new WebExceptionWrapper(ex);
httpWebResponse = webException.GetResponse();
exception = webException;
}
catch (Exception ex)
{
exception = ex;
}
finally
{
if (httpWebResponse != null)
{
var args = new ResponseReceivedEventArgs(httpWebResponse, exception, state);
OnResponseReceived(args);
ReadResponseStream(httpWebRequest, httpWebResponse, exception, args.ResponseSaveStream, callback, state);
}
else
{
if (callback != null)
callback(new HttpWebHelperResult(httpWebRequest, httpWebResponse, exception, null, false, false, null, state));
}
}
}
