public void OnError(ServerCallInterceptorContext context, Exception error)
{
if (context.ServerCallContext.UserState.TryGetValue(VisitMarker, out _))
{
return;
}
context.ServerCallContext.UserState.Add(VisitMarker, string.Empty);
var faultOrIgnore = _errorHandler.ProvideFaultOrIgnore(context, error);
if (!faultOrIgnore.HasValue)
{
return;
}
var fault = faultOrIgnore.Value;
var status = new Status(fault.StatusCode ?? StatusCode.Internal, fault.Message ?? error.Message);
var metadata = fault.Trailers;
if (fault.Detail != null)
{
if (metadata == null)
{
metadata = new Metadata();
}
metadata.Add(CallContext.HeaderNameErrorDetail, _marshallerFactory.SerializeHeader(fault.Detail));
metadata.Add(CallContext.HeaderNameErrorDetailType, fault.Detail.GetType().GetShortAssemblyQualifiedName());
}
throw new RpcException(status, metadata ?? Metadata.Empty, status.Detail);
}
