| public EndGetRequestStream ( System asyncResult ) : System.IO.Stream | ||
| asyncResult | System | |
| return | System.IO.Stream | |
private void OpenWriteAsyncCallback(IAsyncResult result)
{
Stream stream = null;
Exception ex = null;
bool cancel = false;
InternalWebRequestStreamWrapper internal_stream;
try {
stream = request.EndGetRequestStream(result);
internal_stream = (InternalWebRequestStreamWrapper)stream;
internal_stream.WebClient = this;
internal_stream.WebClientData = callback_data;
}
catch (WebException web) {
cancel = (web.Status == WebExceptionStatus.RequestCanceled);
ex = web;
}
catch (Exception e) {
ex = e;
}
finally {
callback_data.sync_context.Post(delegate(object sender) {
OnOpenWriteCompleted(new OpenWriteCompletedEventArgs(stream, ex, cancel, callback_data.user_token));
}, null);
}
}
/// <include file='../_Doc/System.xml' path='doc/members/member[@name="M:System.Net.WebRequest.GetRequestStream"]/*' />
/// <param name="request">HTTP web request object on which to get request stream.</param>
public static Stream GetRequestStream(this WebRequest request)
{
#if DOTNET
return(request.GetRequestStream());
#else
return(request.EndGetRequestStream(request.BeginGetRequestStream(null, null)));
#endif
}
public static Stream GetRequestStream(this WebRequest request)
{
AutoResetEvent autoResetEvent = new AutoResetEvent(false);
IAsyncResult asyncResult = request.BeginGetRequestStream(r => autoResetEvent.Set(), null);
// Wait until the call is finished
autoResetEvent.WaitOne();
return(request.EndGetRequestStream(asyncResult));
}
private void OpenWriteAsyncCallback(IAsyncResult result)
{
Stream stream = null;
Exception ex = null;
bool cancel = false;
try {
stream = request.EndGetRequestStream(result);
}
catch (WebException web) {
cancel = (web.Status == WebExceptionStatus.RequestCanceled);
ex = web;
}
catch (Exception e) {
ex = e;
}
finally {
OnOpenWriteCompleted(
new OpenWriteCompletedEventArgs(stream, ex, cancel, result.AsyncState));
}
}
public void SetUp()
{
var uri = OAuthRequestHandler.OAuthRequestUri;
var factory = new TestWebRequestFactory();
factory.RegisterResultForUri(uri.AbsoluteUri, "null");
_request = factory.Create(uri);
_stream = new MemoryStream();
_request.EndGetRequestStream(Arg.Any<IAsyncResult>()).Returns(c => _stream);
_request.GetRequestStreamAsync().Returns(async c => (Stream)_stream);
_handler = new OAuthRequestHandler(new ApiConfiguration("<<clientid>>", "<<clientsecret>>", "http://desktop/"));
}
private static Stream GetRequestStreamInternal(WebRequest request)
{
// build the envent
using (var revent = new ManualResetEvent(false))
{
// start the async call
IAsyncResult result = request.BeginGetRequestStream(CallStreamCallback, revent);
// wait for event
revent.WaitOne();
// return data stream
return request.EndGetRequestStream(result);
}
}
private static void RequestAsync(WebRequest request, byte[] bodyBytes, Action<TrackResult> callback)
{
request.BeginGetRequestStream((r1) =>
{
try
{
var stream = request.EndGetRequestStream(r1);
stream.BeginWrite(bodyBytes, 0, bodyBytes.Length, (r2) =>
{
try
{
stream.EndWrite(r2);
stream.Dispose();
request.BeginGetResponse((r3) =>
{
try
{
using (var response = request.EndGetResponse(r3))
{
using (var reader = new StreamReader(response.GetResponseStream()))
{
if (callback != null)
callback(new TrackResult(reader.ReadToEnd()));
}
}
}
catch (Exception ex)
{
HandleError(callback, ex);
}
}, null);
}
catch (Exception ex)
{
HandleError(callback, ex);
}
}, null);
}
catch(Exception ex)
{
HandleError(callback, ex);
}
}, null);
}
public Task <byte[]> UploadValuesTaskAsync(string address, NameValueCollection names)
{
return(Task <byte[]> .Factory.StartNew(() =>
{
WebRequest request = this.GetWebRequest(new Uri(address));
request.ContentType = "text/plain; charset=utf-8";
request.Method = "POST";
byte[] data = null;
request.BeginGetRequestStream(new AsyncCallback((IAsyncResult res) =>
{
using (Stream postStream = request.EndGetRequestStream(res))
{
StringBuilder postParamBuilder = new StringBuilder();
foreach (var key in names.Keys)
{
postParamBuilder.Append(String.Format("{0}={1}&", key, names[key]));
}
byte[] byteArray = Encoding.UTF8.GetBytes(postParamBuilder.ToString());
postStream.Write(byteArray, 0, byteArray.Length);
postStream.Close();
request.BeginGetResponse(new AsyncCallback((IAsyncResult nres) =>
{
using (Stream respStream = request.EndGetResponse(nres).GetResponseStream())
{
data = new byte[respStream.Length];
respStream.Write(data, 0, data.Length);
}
}), null);
}
}), null);
while (data == null)
{
}
return data;
}));
}
public Task <byte[]> DownloadDataTaskAsync(string address)
{
return(Task <byte[]> .Factory.StartNew(() =>
{
WebRequest request = this.GetWebRequest(new Uri(address));
byte[] data = null;
AsyncCallback callback = new AsyncCallback((IAsyncResult res) =>
{
using (Stream str = request.EndGetRequestStream(res))
{
data = new byte[str.Length];
str.Write(data, 0, data.Length);
}
});
request.BeginGetRequestStream(callback, null);
while (data == null)
{
}
return data;
}));
}
private static void SetPostData(object postdata, WebRequest request)
{
using (System.Threading.ManualResetEvent man = new System.Threading.ManualResetEvent(false))
{
request.Method = "POST";
System.Runtime.Serialization.Json.DataContractJsonSerializer serializer = new System.Runtime.Serialization.Json.DataContractJsonSerializer(postdata.GetType());
using (var mem = new System.IO.MemoryStream())
{
serializer.WriteObject(mem, postdata);
mem.Position = 0;
request.ContentLength = mem.Length;
request.BeginGetRequestStream((s) =>
{
using (var postStream = request.EndGetRequestStream(s))
{
mem.CopyTo(postStream);
}
man.Set();
}, null);
man.WaitOne();
}
}
}
private void OnGetRequestStreamCompleted(IAsyncResult ar, WebRequest request, byte[] data)
{
Debug.Assert(ar != null);
Debug.Assert(request != null);
Debug.Assert(data != null);
Debug.Assert(data.Length > 0);
try
{
using (var output = request.EndGetRequestStream(ar))
output.Write(data, 0, data.Length);
request.BeginGetResponse(OnGetResponseCompleted, request);
}
catch (Exception e)
{
OnWebPostError(request, e);
}
}
public override System.IO.Stream EndGetRequestStream(IAsyncResult asyncResult)
{
return(_internalWebRequest.EndGetRequestStream(asyncResult));
}
private void OnGetRequestStreamCompleted(IAsyncResult ar, WebRequest request, byte[] data)
{
try {
using (var output = request.EndGetRequestStream(ar)) {
output.Write(data, 0, data.Length);
}
request.BeginGetResponse(OnGetResponseCompleted, request);
}
catch (Exception e) {
OnWebPostError(request, e);
}
}
private ServiceResponse SendDataAsyncTPL(WebRequest request, byte[] data)
{
try
{
Task.Factory.FromAsync(
request.BeginGetRequestStream,
asyncResult => request.EndGetRequestStream(asyncResult),
null)
.ContinueWith((t) =>
{
var stream = (Stream)t.Result;
stream.Write(data, 0, data.Length);
})
.Wait();
}
catch (AggregateException ae)
{
throw MappedAggregateException(ae);
}
return SendRequestAsyncTPL(request);
}
void BeginProcessRequest (HttpChannelRequestAsyncResult result)
{
Message message = result.Message;
TimeSpan timeout = result.Timeout;
// FIXME: is distination really like this?
Uri destination = message.Headers.To;
if (destination == null) {
if (source.Transport.ManualAddressing)
throw new InvalidOperationException ("When manual addressing is enabled on the transport, every request messages must be set its destination address.");
else
destination = Via ?? RemoteAddress.Uri;
}
web_request = HttpWebRequest.Create (destination);
web_request.Method = "POST";
web_request.ContentType = Encoder.ContentType;
#if NET_2_1
var cmgr = source.GetProperty<IHttpCookieContainerManager> ();
if (cmgr != null)
((HttpWebRequest) web_request).CookieContainer = cmgr.CookieContainer;
#endif
#if !MOONLIGHT // until we support NetworkCredential like SL4 will do.
// client authentication (while SL3 has NetworkCredential class, it is not implemented yet. So, it is non-SL only.)
var httpbe = (HttpTransportBindingElement) source.Transport;
string authType = null;
switch (httpbe.AuthenticationScheme) {
// AuthenticationSchemes.Anonymous is the default, ignored.
case AuthenticationSchemes.Basic:
authType = "Basic";
break;
case AuthenticationSchemes.Digest:
authType = "Digest";
break;
case AuthenticationSchemes.Ntlm:
authType = "Ntlm";
break;
case AuthenticationSchemes.Negotiate:
authType = "Negotiate";
break;
}
if (authType != null) {
var cred = source.ClientCredentials;
string user = cred != null ? cred.UserName.UserName : null;
string pwd = cred != null ? cred.UserName.Password : null;
if (String.IsNullOrEmpty (user))
throw new InvalidOperationException (String.Format ("Use ClientCredentials to specify a user name for required HTTP {0} authentication.", authType));
var nc = new NetworkCredential (user, pwd);
web_request.Credentials = nc;
// FIXME: it is said required in SL4, but it blocks full WCF.
//web_request.UseDefaultCredentials = false;
}
#endif
#if !NET_2_1 // FIXME: implement this to not depend on Timeout property
web_request.Timeout = (int) timeout.TotalMilliseconds;
#endif
// There is no SOAP Action/To header when AddressingVersion is None.
if (message.Version.Envelope.Equals (EnvelopeVersion.Soap11) ||
message.Version.Addressing.Equals (AddressingVersion.None)) {
if (message.Headers.Action != null) {
web_request.Headers ["SOAPAction"] = String.Concat ("\"", message.Headers.Action, "\"");
message.Headers.RemoveAll ("Action", message.Version.Addressing.Namespace);
}
}
// apply HttpRequestMessageProperty if exists.
bool suppressEntityBody = false;
#if !NET_2_1
string pname = HttpRequestMessageProperty.Name;
if (message.Properties.ContainsKey (pname)) {
HttpRequestMessageProperty hp = (HttpRequestMessageProperty) message.Properties [pname];
web_request.Headers.Clear ();
web_request.Headers.Add (hp.Headers);
web_request.Method = hp.Method;
// FIXME: do we have to handle hp.QueryString ?
if (hp.SuppressEntityBody)
suppressEntityBody = true;
}
#endif
if (!suppressEntityBody && String.Compare (web_request.Method, "GET", StringComparison.OrdinalIgnoreCase) != 0) {
MemoryStream buffer = new MemoryStream ();
Encoder.WriteMessage (message, buffer);
if (buffer.Length > int.MaxValue)
throw new InvalidOperationException ("The argument message is too large.");
#if !NET_2_1
web_request.ContentLength = (int) buffer.Length;
#endif
web_request.BeginGetRequestStream (delegate (IAsyncResult r) {
try {
result.CompletedSynchronously &= r.CompletedSynchronously;
using (Stream s = web_request.EndGetRequestStream (r))
s.Write (buffer.GetBuffer (), 0, (int) buffer.Length);
web_request.BeginGetResponse (GotResponse, result);
} catch (Exception ex) {
result.Complete (ex);
}
}, null);
} else {
web_request.BeginGetResponse (GotResponse, result);
}
}
private Stream GetRequestStream(WebRequest request)
{
AutoResetEvent autoResetEvent = new AutoResetEvent(false);
IAsyncResult asyncResult = request.BeginGetRequestStream(r => autoResetEvent.Set(), null);
autoResetEvent.WaitOne();
return request.EndGetRequestStream(asyncResult);
}
private static void PostRequest(WebRequest request, IAsyncResult ar, byte[] data)
{
using (var output = request.EndGetRequestStream(ar))
{
output.Write(data, 0, data.Length);
}
request.BeginGetResponse(ErrorReportingAsyncCallback(rar => request.EndGetResponse(rar).Close()), null);
}
internal Stream GetRequestStream(WebRequest request)
{
Stream stream = null;
request.BeginGetRequestStream(a =>
{
stream = request.EndGetRequestStream(a);
allDone.Set();
}, null);
allDone.WaitOne(TimeSpan.FromSeconds(30));
return stream;
}
private void _IrosHPost(IntPtr handle, ref IrosHPostData data)
{
string url = Marshal.PtrToStringAnsi(data.url);
string ctype = Marshal.PtrToStringAnsi(data.contentType);
System.Net.WebRequest req = System.Net.WebRequest.Create(url);
req.ContentType = ctype;
//req.Method = data.len > 0 ? "POST" : "GET";
req.Method = "POST";
TraceLogger(String.Format("{3}ing {2} bytes to {0} handle {1}", url, handle, data.len, req.Method));
byte[] buffer = new byte[data.len];
Marshal.Copy(data.data, buffer, 0, buffer.Length);
WebTask t = new WebTask()
{
Req = req, Handle = handle, writeBack = data.writeBack
};
_http[handle] = t;
AsyncCallback doResponse = ar2 => {
try {
var resp = req.EndGetResponse(ar2);
var rs = req.GetResponse().GetResponseStream();
t.Async = rs.BeginRead(t.ReceiveBuffer, 0, t.ReceiveBuffer.Length, AsyncReceive, t);
} catch (WebException e) {
ErrorLogger(String.Format("Error receiving from {0}: {1}", handle, e.ToString()));
t.ReceiveDone = true;
if (e.Response != null)
{
t.Status = (int)((HttpWebResponse)e.Response).StatusCode;
}
else
{
t.Status = 500;
}
}
catch (Exception e)
{
ErrorLogger(String.Format("Error receiving from {0}: {1}", handle, e.ToString()));
t.ReceiveDone = true;
t.Status = 500;
}
};
t.ReceiveBuffer = new byte[0x10000];
if (buffer.Length > 0)
{
t.Async = req.BeginGetRequestStream(ar => {
var s = req.EndGetRequestStream(ar);
using (s) {
s.Write(buffer, 0, buffer.Length);
}
t.Completed = t.Size = buffer.Length;
TraceLogger(String.Format("Beginning GetResponse for {0}", handle));
t.Async = req.BeginGetResponse(doResponse, t);
}, t);
}
else
{
TraceLogger(String.Format("Beginning GetResponse [no request data] for {0}", handle));
t.Async = req.BeginGetResponse(doResponse, t);
}
}
private static void CreateMultiPartRequest(WebRequest request, IAsyncResult asyncResult, List<MimePart> parts)
{
string boundary = DateTime.Now.Ticks.ToString("x");
request.ContentType = "multipart/form-data; boundary=" + boundary;
using (Stream postStream = request.EndGetRequestStream(asyncResult))
{
foreach (MimePart part in parts)
{
if (part.IsFile)
{
StringBuilder sbHeader = new StringBuilder();
sbHeader.AppendFormat("--{0}", boundary);
sbHeader.Append("\r\n");
sbHeader.AppendFormat("Content-Disposition: form-data; name=\"{0}\"; filename=\"{1}\";", part.Name, part.Filename);
sbHeader.Append("\r\n");
sbHeader.AppendFormat("Content-Type: {0}", part.ContentType);
sbHeader.Append("\r\n");
sbHeader.Append("\r\n");
byte[] header = Encoding.UTF8.GetBytes(sbHeader.ToString());
postStream.Write(header, 0, header.Length);
part.Stream.CopyTo(postStream);
byte[] crlf = Encoding.UTF8.GetBytes("\r\n");
postStream.Write(crlf, 0, crlf.Length);
}
else
{
StringBuilder sbHeader = new StringBuilder();
sbHeader.AppendFormat("--{0}", boundary);
sbHeader.Append("\r\n");
sbHeader.AppendFormat("Content-Disposition: form-data; name=\"{0}\";", part.Name);
sbHeader.Append("\r\n");
sbHeader.AppendFormat("Content-Type: {0}; charset=UTF-8", part.ContentType);
sbHeader.Append("\r\n");
sbHeader.Append("\r\n");
sbHeader.Append(part.Value);
sbHeader.Append("\r\n");
byte[] header = Encoding.UTF8.GetBytes(sbHeader.ToString());
postStream.Write(header, 0, header.Length);
}
}
byte[] footer = Encoding.UTF8.GetBytes("--" + boundary + "--\r\n");
postStream.Write(footer, 0, footer.Length);
}
}
private static void CreateSinglePartRequest(WebRequest request, IAsyncResult asyncResult, MimePart part)
{
// End the operation
using (Stream postStream = request.EndGetRequestStream(asyncResult))
{
if (!part.IsFile)
{
request.ContentType = string.Format("{0}; charset=UTF-8", part.ContentType);
// Write text value into the HTTP request
byte[] byteArray = Encoding.UTF8.GetBytes(part.Value);
postStream.Write(byteArray, 0, byteArray.Length);
}
else
{
request.ContentType = part.ContentType;
// Copy binary data to HTTP request
part.Stream.CopyTo(postStream);
}
}
}
