Method invoke

stub/src/main/java/io/grpc/stub/ServerCalls.java:109–109

(StreamObserver<RespT> responseObserver)

   */
  public interface BidiStreamingMethod<ReqT, RespT> extends StreamingRequestMethod<ReqT, RespT> {
    @Override StreamObserver<ReqT> invoke(StreamObserver<RespT> responseObserver);
  }

  private static final class UnaryServerCallHandler<ReqT, RespT>