protected override bool Receive(object message)
{
return message.Match()
.With<OnNext>(next =>
{
try
{
var bytes = next.Element as ByteString;
//blocking write
_outputStream.Write(bytes.ToArray(), 0, bytes.Count);
_bytesWritten += bytes.Count;
if (_autoFlush)
_outputStream.Flush();
}
catch (Exception ex)
{
_completionPromise.TrySetResult(new IOResult(_bytesWritten, Result.Failure<NotUsed>(ex)));
Cancel();
}
})
.With<OnError>(error =>
{
_log.Error(error.Cause,
$"Tearing down OutputStreamSink due to upstream error, wrote bytes: {_bytesWritten}");
_completionPromise.TrySetResult(new IOResult(_bytesWritten, Result.Failure<NotUsed>(error.Cause)));
Context.Stop(Self);
})
.With<OnComplete>(() =>
{
Context.Stop(Self);
_outputStream.Flush();
})
.WasHandled;
}
