static void OpenWrite(IAsyncResult ar)
{
RequestState state = (RequestState)ar.AsyncState;
try
{
// Get the stream to write our upload to
using (Stream uploadStream = state.Request.EndGetRequestStream(ar))
{
// Fire the callback for successfully opening the stream
if (state.OpenWriteCallback != null)
{
state.OpenWriteCallback(state.Request);
}
// Write our data to the upload stream
uploadStream.Write(state.UploadData, 0, state.UploadData.Length);
}
// Start the request for the remote server response
IAsyncResult result = state.Request.BeginGetResponse(GetResponse, state);
// Register a timeout for the request
ThreadPool.RegisterWaitForSingleObject(result.AsyncWaitHandle, TimeoutCallback, state,
state.MillisecondsTimeout, true);
}
catch (Exception ex)
{
//Logger.Log.Debug("CapsBase.OpenWrite(): " + ex.Message);
if (state.CompletedCallback != null)
{
state.CompletedCallback(state.Request, null, null, ex);
}
}
}
public static HttpWebRequest UploadDataAsync(Uri address, X509Certificate2 clientCert, string contentType, byte[] data,
int millisecondsTimeout, OpenWriteEventHandler openWriteCallback, DownloadProgressEventHandler downloadProgressCallback,
RequestCompletedEventHandler completedCallback)
{
// Create the request
HttpWebRequest request = SetupRequest(address, clientCert);
request.ContentLength = data.Length;
if (!String.IsNullOrEmpty(contentType))
{
request.ContentType = contentType;
}
request.Method = "POST";
// Create an object to hold all of the state for this request
RequestState state = new RequestState(request, data, millisecondsTimeout, openWriteCallback,
downloadProgressCallback, completedCallback);
// Start the request for a stream to upload to
IAsyncResult result = request.BeginGetRequestStream(OpenWrite, state);
// Register a timeout for the request
ThreadPool.RegisterWaitForSingleObject(result.AsyncWaitHandle, TimeoutCallback, state, millisecondsTimeout, true);
return(request);
}
public static void DownloadDataAsync(HttpWebRequest request, int millisecondsTimeout,
DownloadProgressEventHandler downloadProgressCallback, RequestCompletedEventHandler completedCallback)
{
// Create an object to hold all of the state for this request
RequestState state = new RequestState(request, null, millisecondsTimeout, null, downloadProgressCallback,
completedCallback);
// Start the request for the remote server response
IAsyncResult result = request.BeginGetResponse(GetResponse, state);
// Register a timeout for the request
ThreadPool.RegisterWaitForSingleObject(result.AsyncWaitHandle, TimeoutCallback, state, millisecondsTimeout, true);
}
