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@markrendle markrendle/Client.cs
Last active Jun 7, 2019

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.NET Core 3.0 gRPC code
using Greet;
using Grpc.Core;
namespace ClientApp
{
class Program
{
static async Task Main(string[] args)
{
var channel = new Channel("localhost:50051",
ChannelCredentials.Insecure);
var client = new GreeterService.GreeterServiceClient(channel);
var greeting = await client.SayHello(new HelloRequest
{
Name = "Alice"
});
Console.WriteLine(greeting.Message);
await channel.ShutdownAsync();
}
}
}
public partial class DummyService : ProtoDummyService.ProtoDummyServiceBase
{
public override async Task GetDataStream(GetDataStreamRequest request, IServerStreamWriter<CompositeType> responseStream, ServerCallContext context)
{
foreach (var item in GetDataStreamImpl(request.Min, request.Max))
{
await responseStream.WriteAsync(item);
}
}
}
public partial class DummyService
{
// Copied from ServiceContract implementation
public IEnumerable<CompositeType> GetDataStreamImpl(int min, int max)
{
for (int i = min; i < max; i++)
{
yield return new CompositeType {IntValue = i, StringValue = i.ToString() };
}
}
}
public class DummyService : IDummyService
{
public IEnumerable<CompositeType> GetDataStream(int min, int max)
{
for (int i = min; i < max; i++)
{
yield return new CompositeType {IntValue = i, StringValue = i.ToString() };
}
}
}
syntax = "proto3";
package Greet;
// The greeting service definition.
service Greeter {
// Sends a greeting
rpc SayHello (HelloRequest) returns (HelloReply) {}
}
// The request message containing the user's name.
message HelloRequest {
string name = 1;
}
// The response message containing the greetings.
message HelloReply {
string message = 1;
}
using Greet;
using Grpc.Core;
namespace GrpcDemo
{
public class GreeterService : Greeter.GreeterBase
{
public override Task<HelloReply> SayHello(HelloRequest request,
ServerCallContext context)
{
return Task.FromResult(new HelloReply
{
Message = "Hello " + request.Name
});
}
}
}
public class Startup
{
public void ConfigureServices(IServiceCollection services)
{
services.AddGrpc();
}
public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
{
app.UseRouting();
app.UseEndpoints(endpoints =>
{
endpoints.MapGrpcService<GreeterService>();
});
}
}
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