//客户端流
public override async Task <HelloReply> SayHelloClientStream(IAsyncStreamReader <HelloRequest> requestStream, ServerCallContext context)
{
string msg = string.Empty;
//var current = new HelloRequest();
while (await requestStream.MoveNext())
{
msg += requestStream.Current.Name;
}
var task = new Task <HelloReply>(() =>
{
var reply = new HelloReply()
{
Message = "回复:" + msg//current.Name
};
return(reply);
});
task.Start();
var result = await task;
return(result);
}
static async Task Main(string[] args)
{
GrpcGreeter.HelloReply reply = null;
// This switch must be set before creating the GrpcChannel/HttpClient.
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
var insecureChannel = GrpcChannel.ForAddress("http://localhost:4700", new GrpcChannelOptions
{
Credentials = ChannelCredentials.Insecure,
HttpClient = new System.Net.Http.HttpClient()
{
BaseAddress = new Uri("http://localhost:4700")
}
});
var serverReflectionClient = new ServerReflectionClient(insecureChannel);
var response = await SingleRequestAsync(serverReflectionClient, new ServerReflectionRequest
{
ListServices = "" // Get all services
});
Console.WriteLine("Services:");
foreach (var item in response.ListServicesResponse.Service)
{
Console.WriteLine("- " + item.Name);
}
var insecureclient = new Greeter.GreeterClient(insecureChannel);
try
{
reply = await insecureclient.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
}
catch (Exception ex)
{
Console.WriteLine("Exception: " + ex.Message);
}
var secureChannel = GrpcChannel.ForAddress("https://localhost:4701");
var secureClient = new Greeter.GreeterClient(secureChannel);
reply = await secureClient.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
try
{
reply = await secureClient.SayHelloThrowAsync(
new HelloRequest { Name = "GreeterClient" });
}
catch (Grpc.Core.RpcException ex)
{
Console.WriteLine("Exception: " + ex.Message);
}
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
public override Task <HelloReply> SayHello(HelloRequest request, ServerCallContext context)
{
var reply = new HelloReply
{
Message = "Hello " + request.Name
};
var str = request.Name;
Console.WriteLine(str);
return(Task.FromResult(reply));
}
public override Task <HelloReply> SayHello(HelloRequest request, ServerCallContext context)
{
HelloReply helloReply = new HelloReply();
//string
helloReply.Message = "Hello " + request.Name;
//google.protobuf.Timestamp
helloReply.Start = Timestamp.FromDateTime(DateTime.Now.ToUniversalTime());
////google.protobuf.Int32Value
//helloReply.Age = null;
////bytes
//helloReply.SmallPicture = ByteString.CopyFrom(1);
////IList<T>
//helloReply.Roles.Add("123");
////IDictionary<TKey, TValue>
//helloReply.Attributes.Add("key", "value");
//--- 无结构的条件消息 ---
//helloReply.Detail=Any.Pack()
return(Task.FromResult(helloReply));
}
public override async Task SayHelloServerStream(
HelloRequest request,
IServerStreamWriter <HelloReply> responseStream,
ServerCallContext context)
{
double i = 0;
while (!context.CancellationToken.IsCancellationRequested)
{
await Task.Delay(500); // Gotta look busy
HelloReply forecast = new HelloReply
{
Message = "Hello " + request.Name +
" Date: " + DateTime.Now +
" Response No: " + i++
};
_logger.LogInformation("Sending WeatherData response");
await responseStream.WriteAsync(forecast);
}
}
