public override IAsyncResult BeginSend(string url, HttpMessage.Request reqMsg, AsyncCallback callBack, object state)
{
var request = (HttpWebRequest)WebRequest.Create(url);
request.CookieContainer = this.CookieContainer;
foreach (var key in reqMsg.Headers.AllKeys)
{
switch (key)
{
case "Content-Type":
request.ContentType = reqMsg.Headers[key];
break;
case "Content-Length":
request.ContentLength = long.Parse(reqMsg.Headers[key]);
break;
case "Referer":
request.Referer = reqMsg.Headers[key];
break;
default:
request.Headers.Add(key, reqMsg.Headers[key]);
break;
}
}
request.Method = reqMsg.Method;
var asyncResult = new AsyncResult(state, reqMsg, request, callBack);
if (request.Method == "GET")
{
request.BeginGetResponse(this.OnGetResponse, asyncResult);
}
else
{
request.BeginGetRequestStream(this.OnGetRequestStream, asyncResult);
}
return asyncResult;
}
public AsyncResult(object asyncState, HttpMessage.Request reqMsg, WebRequest webRequest, AsyncCallback callBack)
: base(callBack, asyncState, reqMsg)
{
this.Request = webRequest;
}
public AsyncResult(AsyncCallback callBack, object asyncState, HttpMessage.Request requestMessage, string url)
: base(callBack, asyncState, requestMessage)
{
this.Client = new TcpClient();
this.Uri = new Uri(url);
this.RequestStreamStart = requestMessage.Stream != null
? requestMessage.Stream.Position
: 0;
}
public void OnComplete(HttpMessage.Response res)
{
this.Finish(res);
}
public override IAsyncResult BeginSend(string url, HttpMessage.Request request, AsyncCallback callBack, object state)
{
var res = new AsyncResult(callBack, state, request, url);
var uri = res.Uri;
res.Client.BeginConnect(uri.DnsSafeHost, uri.IsDefaultPort ? 80 : uri.Port, this.OnClientConnect, res);
return res;
}
protected void Finish(HttpMessage.Response respMsg)
{
this.ResponseMessage = respMsg;
this.IsCompleted = true;
this.handle.Set();
if (this.CallBack != null) this.CallBack(this);
}
protected AsyncResultBase(AsyncCallback callBack, object asyncState, HttpMessage.Request requestMessage)
{
this.CallBack = callBack;
AsyncState = asyncState;
RequestMessage = requestMessage;
this.handle = new ManualResetEvent(false);
}
public HttpMessage.Response Send(string url, HttpMessage.Request request)
{
var asyncState = this.BeginSend(url, request, null, null);
return this.EndSend(asyncState);
}
public abstract IAsyncResult BeginSend(string url, HttpMessage.Request request, AsyncCallback callBack, object state);
