public void DeSerializeMessage()
{
var session = Guid.NewGuid().ToString();
var req = new MessageRequest { Session = session };
var serializer = new ProtobufObjectSerializer();
var stream = new MemoryStream();
serializer.WriteObject(stream, req);
stream.Position = 0;
var deserialized = (MessageRequest)serializer.ReadObject(stream, typeof(MessageRequest));
Assert.AreEqual(session, deserialized.Session);
}
public void SerializeMessage()
{
var req = new MessageRequest { Session = Guid.NewGuid().ToString() };
var serializer = new ProtobufObjectSerializer();
var stream = new MemoryStream();
serializer.WriteObject(stream, req);
Assert.IsTrue(stream.ToArray().Length > 0);
}
private OperationContext SetupOperationConext(IRpcCallInfo call, MessageRequest request, Type contractType)
{
var operationContext = new OperationContext { SessionId = request.Session };
if (request.Session != null)
{
if (_duplex)
{
lock (_clients)
{
RpcCallbackChannelFactory channelFactory = null;
bool contains = _clients.TryGetValue(request.Session, out channelFactory);
if (!contains)
{
var contract = AttributesReader.GetServiceContract(contractType);
channelFactory = new RpcCallbackChannelFactory(_endpoint._binding,
contract.CallbackContract, new Guid(request.Session),
true);
_clients[request.Session] = channelFactory;
}
var callbackBindingInfo = EndpointMapper.WcfToRpc(_endpoint._address);
if (!call.IsClientLocal)
{
//BUG: callbacks accross network does not work
//callbackAddress.NetworkAddr = call.ClientAddress
}
callbackBindingInfo.EndPoint += request.Session.Replace("-", "");
operationContext.SetGetter(_clients[request.Session], EndpointMapper.RpcToWcf(callbackBindingInfo));
}
}
}
return operationContext;
}
private Message invokeContract(OperationDispatchBase operation, MessageRequest request)
{
var args = deserializeMessageArguments(request, operation);
if (operation is AsyncOperationDispatch)
{
args.Add(null);//AsyncCallback
args.Add(null);//object asyncState
}
var response = new Message();
try
{
var result = invokeServerMethod(operation, args);
enrichResponseWithReturn(operation, result, response);
}
catch (Exception ex)
{
response = makeFault(ex, response);
}
finally
{
OperationContext.Current = _noOp;
}
return response;
}
private Message invokeContract(IRpcCallInfo call, MessageRequest request, Type contractType)
{
OperationDispatchBase operation;
bool operationExists = _operations.IdToOperation.TryGetValue(request.Operation, out operation);
if (!operationExists)
{
var error = new ActionNotSupportedException(string.Format("Server endpoint {0} with contract {1} does not supports operation with id = {2}. Check that client and server use the same version of contract and binding. ", _endpoint._address, contractType, request.Operation));
var faultMessage = new Message();
faultMessage = makeFault(error, faultMessage);
return faultMessage;
}
OperationContext operationContext = SetupOperationConext(call, request, contractType);
Func<Message> invokeAction = () =>
{
OperationContext.Current = operationContext;
if (_concurrency == ConcurrencyMode.Single)
{
lock (this)
{
return invokeContract(operation, request);
}
}
return invokeContract(operation, request);
};
if (operation.Operation.IsOneWay)
{
Task task = Tasks.Factory.StartNew(invokeAction);
task.ContinueWith(x => RpcTrace.Error(x.Exception), TaskContinuationOptions.OnlyOnFaulted);
return new Message();
}
else
{
return invokeAction();
}
}
private List<object> deserializeMessageArguments(MessageRequest request, OperationDispatchBase operation)
{
var args = new List<object>(operation.Params.Count);
for (int i = 0; i < operation.Params.Count; i++)
{
RpcParamData pData = request.Data[i];
var map = operation.Params[pData.Identifier];
var type = map.Info.ParameterType;
var obj = _endpoint._binding.Serializer.ReadObject(new MemoryStream(pData.Data), type);
args.Add(obj);
}
return args;
}
