//模式4：针对 服务端 为 客户端+服务端 流示：创建基于同一个channel的客户端 Welcomer
public static async void TestClientServerStream(GrpcChannel GprcChannel)
{
var client = new Welcomer.WelcomerClient(GprcChannel);
using var call = client.SayHelloBiStream();
Console.WriteLine("Starting background task to receive messages");
var readTask = Task.Run(async() => {
//开启一个后台接收线程
await foreach (var response in call.ResponseStream.ReadAllAsync())
{
Console.WriteLine("ClientServerStream receive:" + response.Message);
}
});
for (var i = 0; i < 3; i++)
{
//发送多个客户端请求
await call.RequestStream.WriteAsync(new HelloRequestW { Name = "SayHelloClientServerStream " });
}
//开始发送“我客户端已经发送完毕”
await call.RequestStream.CompleteAsync();
await readTask; //等待后台接收线程完毕
}
//模式3：针对服务端为客户端流示：创建基于同一个channel的客户端 Welcomer
public static async void TestClientStream(GrpcChannel GprcChannel)
{
var client = new Welcomer.WelcomerClient(GprcChannel);
using var call = client.SayHelloClientStream();
for (var i = 0; i < 3; i++)
{
//发送多个客户端请求
await call.RequestStream.WriteAsync(new HelloRequestW { Name = "SayHelloClientStream" });
}
//通知服务端“我客户端已经发送完毕”
await call.RequestStream.CompleteAsync();
var response = await call;
Console.WriteLine($"SayHelloClientStream Response: {response.Message}");
}
//模式2：针对服务端为一元调用示例 以及 针对服务端为服务端流示， 创建一个基于channel的客户端Greeter
public static async void TestServerStreamClient(GrpcChannel GprcChannel)
{
//针对服务端为一元调用示例
var client2 = new Welcomer.WelcomerClient(GprcChannel);
var reply2 = await client2.SayHelloAsync(new HelloRequestW { Name = "SayHelloAsync " });
Console.WriteLine("SayHelloAsync: " + reply2.Message);
//针对服务端为服务端流示
var call = client2.SayHelloServerStream(new HelloRequestW {
Name = "ServerStreamRequest "
});
while (await call.ResponseStream.MoveNext())
{
//直到服务端对应SayHelloServerStream方法调用完毕，MoveNext才会结束。
Console.WriteLine("SayHelloServerStream: " + call.ResponseStream.Current.Message);
}
}
