public RpcPipeServerTransaction(RpcPipeServerChannel channel, NamedPipeServerStream stream)
: base(channel, null, null)
{
_stream = stream;
_channel = channel;
_context = RpcPipeStreamHelper.ReadStream(_stream, out _buffer);
var req = new RpcRequest()
{
ServiceAtComputer = _context.From,
Service = _context.ServiceName,
Method = _context.MethodName,
ContextUri = _context.To,
};
if (_context.HasBody)
{
req.BodyBuffer = new RpcBodyBuffer(_buffer);
}
else
{
req.BodyBuffer = null;
}
SetRequest(req);
}
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 void SendError(RpcResponseHeader header)
{
_context.RetCode = header.ErrorCode;
if (header.Error != null)
{
_context.HasBody = true;
RpcPipeStreamHelper.WriteStreamEx(_stream, _context, header.Error);
}
else
{
_context.HasBody = false;
RpcPipeStreamHelper.WriteStream <RpcNull>(_stream, _context, null);
}
_stream.Disconnect();
_channel.RecycleServerStream(_stream);
}
public void SendResponse <T>(RpcResponseHeader header, T results)
{
_context.RetCode = RpcErrorCode.OK;
_context.HasBody = header.HasBody;
if (header.HasBody)
{
RpcPipeStreamHelper.WriteStream <T>(_stream, _context, results);
_stream.Disconnect();
_channel.RecycleServerStream(_stream);
}
else
{
RpcPipeStreamHelper.WriteStream <RpcNull>(_stream, _context, null);
_stream.Disconnect();
_channel.RecycleServerStream(_stream);
}
}
public override void SendResponse(RpcResponse response)
{
try {
_context.RetCode = response.ErrorCode;
_context.HasBody = response.BodyBuffer != null;
if (_context.HasBody)
{
byte[] buffer = response.BodyBuffer.GetByteArray();
RpcPipeStreamHelper.WriteStream(_stream, _context, buffer);
}
else
{
RpcPipeStreamHelper.WriteStream(_stream, _context, null);
}
} finally {
_stream.Disconnect();
_channel.RecycleServerStream(_stream);
}
}
public override void SendRequest(Action callback, int timeout)
{
_callback = callback;
_context = new RpcPipeContext();
_context.From = Request.ServiceAtComputer;
_context.To = Request.ContextUri;
_context.ServiceName = Request.Service;
_context.MethodName = Request.Method;
_context.HasBody = Request.BodyBuffer != null;
var pipeUri = (NamedPipeUri)ServerUri;
_stream = new NamedPipeClientStream(pipeUri.Computer, pipeUri.PipeName, PipeDirection.InOut, PipeOptions.Asynchronous);
try {
timeout = timeout > 0 ? timeout : _channel.Timeout;
if (timeout > 0)
{
_stream.Connect(timeout);
}
else
{
_stream.Connect();
}
if (Request.BodyBuffer != null)
{
byte[] buffer = Request.BodyBuffer.GetByteArray();
RpcPipeStreamHelper.WriteStream(_stream, _context, buffer);
}
else
{
RpcPipeStreamHelper.WriteStream(_stream, _context, null);
}
_context = RpcPipeStreamHelper.ReadStream(_stream, out _bodyBuffer);
if (_context.RetCode == RpcErrorCode.OK)
{
if (_context.HasBody)
{
Response = RpcResponse.Create(_bodyBuffer);
}
else
{
Response = RpcResponse.Create();
}
}
else
{
if (_bodyBuffer != null)
{
Exception ex = BinarySerializer.FromByteArray <Exception>(_bodyBuffer);
Response = RpcResponse.Create(_context.RetCode, ex);
}
else
{
Response = RpcResponse.Create(_context.RetCode, null);
}
}
_callback();
} catch (Exception ex) {
Response = RpcResponse.Create(RpcErrorCode.SendFailed, ex);
_callback();
} finally {
if (_stream != null)
{
_stream.Close();
}
}
}
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();
}
}
}
