protected override TcpPackage CreateSubscriptionPackage() {
var dto = new ClientMessage.SubscribeToStream(_streamId, _resolveLinkTos);
return _userCredentials?.AuthToken != null
? new TcpPackage(
TcpCommand.SubscribeToStream, TcpFlags.Authenticated,
_correlationId, _userCredentials.AuthToken, dto.Serialize())
: new TcpPackage(
TcpCommand.SubscribeToStream, _userCredentials != null ? TcpFlags.Authenticated : TcpFlags.None,
_correlationId, _userCredentials?.Username, _userCredentials?.Password, dto.Serialize());
}
private TcpPackage CreateSubscriptionPackage()
{
var dto = new ClientMessage.SubscribeToStream(_streamId, _resolveLinkTos);
return(new TcpPackage(TcpCommand.SubscribeToStream,
_userCredentials != null ? TcpFlags.Authenticated : TcpFlags.None,
_correlationId,
_userCredentials != null ? _userCredentials.Login : null,
_userCredentials != null ? _userCredentials.Password : null,
dto.Serialize()));
}
public Task Subscribe(string stream, Action <RecordedEvent, Position> eventAppeared, Action subscriptionDropped)
{
var id = Guid.NewGuid();
var source = new TaskCompletionSource <object>();
if (_subscriptions.TryAdd(id, new Subscription(source, id, stream, eventAppeared, subscriptionDropped)))
{
var subscribe = new ClientMessage.SubscribeToStream(stream);
var pkg = new TcpPackage(TcpCommand.SubscribeToStream, id, subscribe.Serialize());
_connection.EnqueueSend(pkg.AsByteArray());
}
else
{
source.SetException(new Exception("Failed to add subscription. Concurrency failure."));
}
return(source.Task);
}
