private static void ReceiveCallback(SynchronizationContext context, MyWebRequest req, Action <Exception, byte[]> resultHandler)
{
try
{
req.Request.BeginGetResponse(new AsyncCallback(result =>
{
WebResponse resp = null;
try
{
resp = req.Request.EndGetResponse(result);
}
catch (Exception ex)
{
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(ex, null);
}, null);
}
return;
}
byte[] resultData = null;
try
{
resultData = CryptEncoder.Read(resp.GetResponseStream());
}
catch (Exception ex)
{
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(ex, null);
}, null);
}
return;
}
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(null, resultData);
}, null);
}
}), null);
}
catch (Exception ex)
{
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(ex, null);
}, null);
}
}
}
public static void Callback(SynchronizationContext context, string url, byte[] data, Action <Exception, byte[]> resultHandler)
{
MyWebRequest req = null;
try
{
req = new MyWebRequest(HttpWebRequest.Create(url));
}
catch (Exception ex)
{
context.Post(_ =>
{
resultHandler(ex, null);
}, null);
return;
}
req.Request.Method = "POST";
if ((null == data) || (data.Length == 0))
{
req.Request.ContentLength = 0;
ReceiveCallback(context, req, resultHandler);
}
else
{
req.Request.ContentType = "application/json";
try
{
data = CryptEncoder.Build(data);
req.Request.ContentLength = data.Length;
req.Request.BeginGetRequestStream(new AsyncCallback(result =>
{
Stream stream = null;
try
{
stream = req.Request.EndGetRequestStream(result);
stream.Write(data, 0, data.Length);
stream.Close();
}
catch (Exception ex)
{
context.Post(_ =>
{
resultHandler(ex, null);
}, null);
return;
}
ReceiveCallback(context, req, resultHandler);
}), null);
}
catch (Exception ex)
{
context.Post(_ =>
{
resultHandler(ex, null);
}, null);
}
}
}
private static void Receive(SynchronizationContext context, MyWebRequest req, object userState, Func <Exception, byte[], bool, object, bool> resultHandler)
{
try
{
req.Request.BeginGetResponse(new AsyncCallback(result =>
{
WebResponse resp = null;
try
{
resp = req.Request.EndGetResponse(result);
}
catch (Exception ex)
{
//BusyToken.Hide();
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(ex, null, req.IsCancel, userState);
}, null);
}
return;
}
byte[] resultData = null;
try
{
resultData = CryptEncoder.Read(resp.GetResponseStream());
}
catch (Exception ex)
{
//BusyToken.Hide();
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(ex, null, req.IsCancel, userState);
}, null);
}
return;
}
//BusyToken.Hide();
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(null, resultData, req.IsCancel, userState);
}, null);
}
}), null);
}
catch (Exception ex)
{
//BusyToken.Hide();
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(ex, null, req.IsCancel, userState);
}, null);
}
}
}
private static void Send(SynchronizationContext context, string url, string method, byte[] data, object userState, Func <Exception, byte[], bool, object, bool> resultHandler)
{
MyWebRequest req = null;
try
{
req = new MyWebRequest(HttpWebRequest.Create(url));
}
catch (Exception ex)
{
if (null != resultHandler)
{
context.Post(_ =>
{
resultHandler(ex, null, false, userState);
}, null);
}
return;
}
//BusyToken.AddRequest(req);
//BusyToken.Show();
req.Request.Method = method;
if ((null == data) || (data.Length == 0))
{
req.Request.ContentLength = 0;
Receive(context, req, userState, resultHandler);
}
else
{
req.Request.ContentType = "application/json";
try
{
data = CryptEncoder.Build(data);
req.Request.ContentLength = data.Length;
req.Request.BeginGetRequestStream(new AsyncCallback(result =>
{
Stream stream = null;
try
{
stream = req.Request.EndGetRequestStream(result);
stream.Write(data, 0, data.Length);
stream.Close();
}
catch (Exception ex)
{
context.Post(_ =>
{
//BusyToken.Hide();
if (null != resultHandler)
{
resultHandler(ex, null, req.IsCancel, userState);
}
}, null);
return;
}
Receive(context, req, userState, resultHandler);
}), null);
}
catch (Exception ex)
{
context.Post(_ =>
{
//BusyToken.Hide();
if (null != resultHandler)
{
resultHandler(ex, null, req.IsCancel, userState);
}
}, null);
}
}
}
