public void SendRequest <T>(RpcRequestHeader request, T args, Action <RpcResponseHeader> callback, int timeout)
{
_args = args;
_request = request;
_callback = callback;
_channel.OnTransactionStart(this);
}
void IRpcClientTransaction.SendRequest <T>(RpcRequestHeader request, T args, Action <RpcResponseHeader> callback, int timeout)
{
_callback = callback;
_serviceUrl = string.Format("{0}/{1}.{2}", request.ServerUri, request.Service, request.Method);
_webRequest = HttpWebRequest.Create(_serviceUrl);
_webRequest.Method = "POST";
_webRequest.Proxy = null;
_webRequest.ContentType = "multipart/byteranges";
_webRequest.Headers.Add(HttpRequestHeader.From, request.ServiceAtComputer);
_webRequest.Headers.Add(HttpRequestHeader.Pragma, _serviceUrl);
_webRequest.Headers.Add(HttpRequestHeader.Cookie, "to=" + ObjectHelper.ToString(request.ToUri));
byte[] buffer = null;
if (!request.HasBody)
{
_webRequest.Headers.Add("Null", "true");
_webRequest.ContentLength = 0;
}
else
{
buffer = ProtoBufSerializer.ToByteArray <T>(args);
_webRequest.ContentLength = buffer.Length;
}
timeout = timeout > 0 ? timeout : _channel.Timeout;
if (timeout > 0)
{
_waitHandle = new ManualResetEvent(false);
ThreadPool.RegisterWaitForSingleObject(_waitHandle, new WaitOrTimerCallback(TimeoutCallback), this, timeout, true);
}
if (_webRequest.ContentLength == 0)
{
_webRequest.BeginGetResponse(new AsyncCallback(ResponseCallback), this);
}
else
{
_webRequest.BeginGetRequestStream(
delegate(IAsyncResult asyncResult) {
try {
Stream stream = _webRequest.EndGetRequestStream(asyncResult);
stream.Write(buffer, 0, buffer.Length);
stream.Close();
_webRequest.BeginGetResponse(new AsyncCallback(ResponseCallback), this);
} catch (Exception ex) {
var resp = RpcResponseHeader.CreateError(RpcErrorCode.SendFailed, ex);
_callback(resp);
}
},
this
);
}
}
public RpcRequestHeader ReceiveRequestHeader()
{
_context = RpcPipeStreamHelper.ReadStream(_stream, out _buffer);
RpcRequestHeader header = new RpcRequestHeader();
header.ServiceAtComputer = _context.From;
header.Service = _context.ServiceName;
header.Method = _context.MethodName;
header.HasBody = _context.HasBody;
header.ToUri = _context.To;
return(header);
}
public RpcRequestHeader ReceiveRequestHeader()
{
HttpListenerRequest request = _httpContext.Request;
string url = _httpContext.Request.Url.ToString();
var header = new RpcRequestHeader();
header.ServiceAtComputer = request.Headers["From"];
int l = url.LastIndexOf("/");
header.ServerUri = url.Substring(0, l);
header.ServiceDotMethod = url.Substring(l + 1);
header.HasBody = (request.Headers["Null"] != "true");
header.ToUri = ObjectHelper.ToString(request.Headers["ToUri"]);
return(header);
}
public void SendRequest <T>(RpcRequestHeader request, T args, Action <RpcResponseHeader> callback, int timeout)
{
_callback = callback;
_context = new RpcPipeContext();
_context.From = request.ServiceAtComputer;
_context.To = request.ToUri;
_context.ServiceName = request.Service;
_context.MethodName = request.Method;
_context.HasBody = request.HasBody;
_stream = new NamedPipeClientStream(_serverUri.Computer, _serverUri.PipeName, PipeDirection.InOut, PipeOptions.Asynchronous);
try {
timeout = timeout > 0 ? timeout : _channel.Timeout;
if (timeout > 0)
{
_stream.Connect(timeout);
}
else
{
_stream.Connect();
}
if (request.HasBody)
{
RpcPipeStreamHelper.WriteStream <T>(_stream, _context, args);
}
else
{
RpcPipeStreamHelper.WriteStream <RpcNull>(_stream, _context, null);
}
RpcResponseHeader header;
_context = RpcPipeStreamHelper.ReadStream(_stream, out _bodyBuffer);
if (_context.RetCode == RpcErrorCode.OK)
{
header = RpcResponseHeader.CreateSuccess(_context.HasBody);
}
else
{
if (_bodyBuffer != null)
{
Exception ex = BinarySerializer.FromByteArray <Exception>(_bodyBuffer);
header = RpcResponseHeader.CreateError(_context.RetCode, ex);
}
else
{
header = RpcResponseHeader.CreateError(_context.RetCode, null);
}
}
_callback(header);
} catch (Exception ex) {
var header = RpcResponseHeader.CreateError(RpcErrorCode.SendFailed, ex);
_callback(header);
} finally {
if (_stream != null)
{
_stream.Close();
}
}
}
