public void FetchAllFilteredCompleted(ClientMessage.FilteredReadAllEventsForwardCompleted msg)
{
switch (msg.Result)
{
case FilteredReadAllResult.Success:
if (msg.Events.Length == 0 && msg.ConsideredEventsCount > 0)
{
// Checkpoint on the position we read from rather than the next position
// to prevent skipping the next event when loading from the checkpoint
_onEventsSkipped(
new PersistentSubscriptionAllStreamPosition(msg.CurrentPos.CommitPosition, msg.CurrentPos.PreparePosition),
msg.ConsideredEventsCount);
}
_onFetchCompleted(_skipFirstEvent ? msg.Events.Skip(1).ToArray() : msg.Events,
new PersistentSubscriptionAllStreamPosition(msg.NextPos.CommitPosition, msg.NextPos.PreparePosition), msg.IsEndOfStream);
break;
case FilteredReadAllResult.AccessDenied:
_onError($"Read access denied for stream: {SystemStreams.AllStream}");
break;
default:
_onError(msg.Error ?? $"Error reading stream: {SystemStreams.AllStream} at position: {msg.CurrentPos}");
break;
}
}
private static TcpPackage WrapFilteredReadAllEventsForwardCompleted(
ClientMessage.FilteredReadAllEventsForwardCompleted msg)
{
var dto = new TcpClientMessageDto.FilteredReadAllEventsCompleted(
msg.CurrentPos.CommitPosition, msg.CurrentPos.PreparePosition, ConvertToResolvedEvents(msg.Events),
msg.NextPos.CommitPosition, msg.NextPos.PreparePosition, msg.IsEndOfStream,
(TcpClientMessageDto.FilteredReadAllEventsCompleted.FilteredReadAllResult)msg.Result, msg.Error);
return(new TcpPackage(TcpCommand.FilteredReadAllEventsForwardCompleted, msg.CorrelationId, dto.Serialize()));
}
public static FeedElement ToAllEventsForwardFilteredFeed(ClientMessage.FilteredReadAllEventsForwardCompleted msg,
Uri requestedUrl, EmbedLevel embedContent)
{
var self = HostName.Combine(requestedUrl, "/streams/{0}", AllFilteredEscaped);
var feed = new FeedElement();
feed.SetTitle("All events");
feed.SetId(self);
feed.SetUpdated(msg.Events.Length > 0 && msg.Events[0].Event != null
? msg.Events[msg.Events.Length - 1].Event.TimeStamp
: DateTime.MinValue.ToUniversalTime());
feed.SetAuthor(AtomSpecs.Author);
feed.AddLink("self", self);
feed.AddLink("first",
HostName.Combine(requestedUrl, "/streams/{0}/head/backward/{1}", AllFilteredEscaped, msg.MaxCount));
if (msg.CurrentPos.CommitPosition != 0)
{
feed.AddLink("last",
HostName.Combine(requestedUrl, "/streams/{0}/{1}/forward/{2}", AllFilteredEscaped,
new TFPos(0, 0).AsString(), msg.MaxCount));
feed.AddLink("next",
HostName.Combine(requestedUrl, "/streams/{0}/{1}/backward/{2}", AllFilteredEscaped, msg.PrevPos.AsString(),
msg.MaxCount));
}
if (!msg.IsEndOfStream || msg.Events.Length > 0)
{
feed.AddLink("previous",
HostName.Combine(requestedUrl, "/streams/{0}/{1}/forward/{2}", AllFilteredEscaped, msg.NextPos.AsString(),
msg.MaxCount));
}
for (int i = msg.Events.Length - 1; i >= 0; --i)
{
feed.AddEntry(ToEntry(msg.Events[i].WithoutPosition(), requestedUrl, embedContent));
}
return(feed);
}
