public IServiceEndpointBinder <TService> GenerateServiceEndpointBinder <TService>(Type?serviceInstanceType) { if (serviceInstanceType != null && !ServiceContract.IsServiceInstanceType(serviceInstanceType)) { throw new ArgumentOutOfRangeException(nameof(serviceInstanceType)); } var serviceType = typeof(TService); ContractDescription description; Type contractType; Type channelType; lock (ProxyAssembly.SyncRoot) { (description, contractType) = GenerateContract(serviceType); channelType = ProxyAssembly.DefaultModule.GetType(ContractDescription.GetEndpointClassName(serviceType), false, false) !; if (channelType == null) { var serviceBuilder = new EmitServiceEndpointBuilder(description); channelType = serviceBuilder.Build(ProxyAssembly.DefaultModule, Logger); } } return(new EmitServiceEndpointBinder <TService>(description, serviceInstanceType, contractType, channelType, Logger)); }
public void BeforeAllTest() { var description = new ContractDescription(typeof(IContract)); var contractType = new EmitContractBuilder(description).Build(ProxyAssembly.DefaultModule, nameof(EmitServiceEndpointBuilderTest) + "Contract"); var sut = new EmitServiceEndpointBuilder(description); ChannelType = sut.Build(ProxyAssembly.DefaultModule, className: nameof(EmitServiceEndpointBuilderTest) + "Channel"); var contract = EmitContractBuilder.CreateFactory(contractType)(DataContractMarshallerFactory.Default); Channel = EmitServiceEndpointBuilder.CreateFactory(ChannelType)(); }
public void Bind(IServiceMethodBinder <TService> binder) { var contract = EmitContractBuilder.CreateFactory(_contractType)(binder.MarshallerFactory); var channelInstance = EmitServiceEndpointBuilder.CreateFactory(_channelType)(); var serviceType = typeof(TService); foreach (var interfaceDescription in _description.Services) { foreach (var operation in interfaceDescription.Operations) { var message = operation.Message; var channelMethod = _channelType.InstanceMethod(operation.OperationName); var metadata = TryGetMethodMetadata(interfaceDescription.InterfaceType, message.Operation); var grpcMethodMethod = (IMethod)_contractType.InstanceFiled(operation.GrpcMethodName).GetValue(contract); object?requestHeaderMarshaller = null; if (message.HeaderRequestType != null) { requestHeaderMarshaller = _contractType.InstanceFiled(operation.GrpcMethodInputHeaderName).GetValue(contract); } object?responseHeaderMarshaller = null; if (message.HeaderResponseType != null) { responseHeaderMarshaller = _contractType.InstanceFiled(operation.GrpcMethodOutputHeaderName).GetValue(contract); } _logger?.LogDebug("Bind service method {0}.{1}.", serviceType.FullName, message.Operation.Name); if (grpcMethodMethod.Type == MethodType.Unary) { var addMethod = _serviceBinderAddUnaryMethod .MakeGenericMethod(message.RequestType, message.ResponseType) .CreateDelegate <Action <IServiceMethodBinder <TService>, IMethod, MethodInfo, IList <object>, MethodInfo, object> >(); addMethod(binder, grpcMethodMethod, message.Operation, metadata, channelMethod, channelInstance); } else if (grpcMethodMethod.Type == MethodType.ClientStreaming) { var addMethod = _serviceBinderAddClientStreamingMethod .MakeGenericMethod( message.HeaderRequestType ?? typeof(Message), message.RequestType.GenericTypeArguments[0], message.ResponseType) .CreateDelegate <Action <IServiceMethodBinder <TService>, IMethod, MethodInfo, object?, IList <object>, MethodInfo, object> >(); addMethod(binder, grpcMethodMethod, message.Operation, requestHeaderMarshaller, metadata, channelMethod, channelInstance); } else if (grpcMethodMethod.Type == MethodType.ServerStreaming) { var addMethod = _serviceBinderAddServerStreamingMethod .MakeGenericMethod( message.RequestType, message.HeaderResponseType ?? typeof(Message), message.ResponseType.GenericTypeArguments[0]) .CreateDelegate <Action <IServiceMethodBinder <TService>, IMethod, MethodInfo, object?, IList <object>, MethodInfo, object> >(); addMethod(binder, grpcMethodMethod, message.Operation, responseHeaderMarshaller, metadata, channelMethod, channelInstance); } else if (grpcMethodMethod.Type == MethodType.DuplexStreaming) { var addMethod = _serviceBinderAddDuplexStreamingMethod .MakeGenericMethod( message.HeaderRequestType ?? typeof(Message), message.RequestType.GenericTypeArguments[0], message.HeaderResponseType ?? typeof(Message), message.ResponseType.GenericTypeArguments[0]) .CreateDelegate <Action <IServiceMethodBinder <TService>, IMethod, MethodInfo, object?, object?, IList <object>, MethodInfo, object> >(); addMethod(binder, grpcMethodMethod, message.Operation, requestHeaderMarshaller, responseHeaderMarshaller, metadata, channelMethod, channelInstance); } else { throw new NotImplementedException("{0} operation is not implemented.".FormatWith(grpcMethodMethod.Type)); } } } }