private string GetId(object entity)
{
string id;
if (generateEntityIdOnTheClient.TryGetIdFromInstance(entity, out id) == false)
{
id = generateEntityIdOnTheClient.GenerateDocumentKeyForStorage(entity);
generateEntityIdOnTheClient.TrySetIdentity(entity, id); //set Id property if it was null
}
return(id);
}
private void NotifySubscribers(BlittableJsonReaderObject curDoc, out long lastReceivedEtag)
{
BlittableJsonReaderObject metadata;
string id;
if (curDoc.TryGet(Constants.Metadata.Key, out metadata) == false)
{
throw new InvalidOperationException("Document must have a metadata");
}
if (metadata.TryGet(Constants.Metadata.Id, out id) == false)
{
throw new InvalidOperationException("Document must have an id");
}
if (metadata.TryGet(Constants.Metadata.Etag, out lastReceivedEtag) == false)
{
throw new InvalidOperationException("Document must have an ETag");
}
T instance;
if (typeof(T) == typeof(BlittableJsonReaderObject))
{
instance = (T)(object)curDoc;
}
else
{
instance = (T)EntityToBlittable.ConvertToEntity(typeof(T), id, curDoc, _conventions);
}
if (string.IsNullOrEmpty(id) == false)
{
_generateEntityIdOnTheClient.TrySetIdentity(instance, id);
}
foreach (var subscriber in _subscribers)
{
_proccessingCts.Token.ThrowIfCancellationRequested();
try
{
subscriber.OnNext(instance);
}
catch (Exception ex)
{
Logger.WarnException(
string.Format(
"Subscription #{0}. Subscriber threw an exception", _options.SubscriptionId), ex);
if (_options.IgnoreSubscribersErrors == false)
{
IsErroredBecauseOfSubscriber = true;
LastSubscriberException = ex;
try
{
subscriber.OnError(ex);
}
catch (Exception)
{
// can happen if a subscriber doesn't have an onError handler - just ignore it
}
break;
}
}
}
}
