private static void HandleUnaryCall(TestService.TestServiceClient client)
{
var inputKey = Console.ReadLine();
var input = new EchoInput()
{
Input = inputKey
};
var tokensource = new CancellationTokenSource();
if (inputKey == "Q")
{
tokensource.Cancel();
}
try
{
var res = client.GetEcho(input, cancellationToken: tokensource.Token);
Console.WriteLine("Get echo: " + res.Output.Trim());
}
catch (RpcException e) when(e.StatusCode == StatusCode.Cancelled)
{
Console.WriteLine("Operation cancelled.");
}
finally
{
tokensource.Dispose();
}
}
/// <summary>
/// Get echo of input, unary call
/// </summary>
/// <param name="request"></param>
/// <param name="context"></param>
/// <returns></returns>
public override Task <EchoOutput> GetEcho(EchoInput request, ServerCallContext context)
{
_logger.LogTrace($"{context.Host} {context.Method}");
var output = new StringBuilder();
output.AppendLine("Your input is: " + request.Input);
output.AppendLine("The server is: " + Environment.MachineName);
var returnVal = new EchoOutput()
{
Output = output.ToString(),
TimeStamp = Timestamp.FromDateTime(DateTime.UtcNow)
};
return(Task.FromResult(returnVal));
}
/// <summary>
/// Get echo returned as stream, server streaming call
/// </summary>
/// <param name="request"></param>
/// <param name="responseStream"></param>
/// <param name="context"></param>
/// <returns></returns>
public override async Task GetEchoStream(EchoInput request, IServerStreamWriter <EchoOutput> responseStream, ServerCallContext context)
{
_logger.LogTrace($"{context.Host} {context.Method}");
for (int i = 0; i < 3; i++)
{
var returnVal = new EchoOutput()
{
Output = request.Input.ToString(),
TimeStamp = Timestamp.FromDateTime(DateTime.UtcNow)
};
_logger.LogInformation("Looping echo stream count " + i);
await responseStream.WriteAsync(returnVal);
//Sleep 3s
Thread.Sleep(3000);
}
}
public static async Task HandleServerStreamingCallAsync(TestService.TestServiceClient client)
{
var inputKey = Console.ReadLine();
var input = new EchoInput()
{
Input = inputKey
};
var tokenSource = new CancellationTokenSource();
if (inputKey == "Q")
{
tokenSource.Cancel();
}
var resStream = client.GetEchoStream(input, deadline: DateTime.UtcNow.AddSeconds(10), cancellationToken: tokenSource.Token);
while (await resStream.ResponseStream.MoveNext())
{
Console.WriteLine("Get echo from stream: " + resStream.ResponseStream.Current.Output.Trim());
Console.WriteLine("Get echo time: " + resStream.ResponseStream.Current.TimeStamp.ToDateTime().ToLocalTime());
}
}