public static T GetCurrent <T>(this IAsyncResponseStream <T> responseStream) where T : class
{
if (!(responseStream is AsyncResponseStream <T> grpcResponseStream))
{
throw new InvalidCastException("The stream is not grpc stream!");
}
return(grpcResponseStream.StreamReader.Current);
}
public static Task <bool> MoveNextAsync <T>(this IAsyncResponseStream <T> responseStream, CancellationToken cancellationToken) where T : class
{
if (!(responseStream is AsyncResponseStream <T> grpcResponseStream))
{
throw new InvalidCastException("The stream is not grpc stream!");
}
return(grpcResponseStream.StreamReader.MoveNext(cancellationToken));
}
public static Task WriteAsync <T>(this IAsyncResponseStream <T> serverStream, T message) where T : class
{
if (!(serverStream is AsyncResponseStream <T> grpcServerStream))
{
throw new InvalidCastException("The stream is not grpc stream!");
}
return(grpcServerStream.GrpcWriter.WriteAsync(message));
}
public Task ServerStreamAsync <TRequest, TResponse>(TRequest request, IAsyncResponseStream <TResponse> response, string service, string methodName) where TRequest : class where TResponse : class
{
var client = getProxyer(service);
var channelInfo = client.GetChannel();
var invoker = channelInfo.GetInvoker(_provider);
var method = GetMethod <TRequest, TResponse>(service, methodName, MethodType.ClientStreaming);
var result = invoker.AsyncServerStreamingCall(method, channelInfo.Options.Address, new CallOptions(), request);
var responseStream = (AsyncResponseStream <TResponse>)response;
responseStream.StreamReader = result.ResponseStream;
return(result.ResponseHeadersAsync);
}