public EventsChasingService(string name, IEventStoreCheckpoint storeChekpoint, object projection, IBufferedDocumentWriter writer, IDocumentStore viewsStorage, MessageStore eventsStore)
{
Condition.Requires(name, "name").IsNotNull();
Condition.Requires(eventsStore, "eventsStore").IsNotNull();
Condition.Requires(projection, "projection").IsNotNull();
Condition.Requires(writer, "writer").IsNotNull();
Condition.Requires(viewsStorage, "viewsStorage").IsNotNull();
Condition.Requires(eventsStore, "eventsStore").IsNotNull();
this._name = name;
this._storeChekpoint = storeChekpoint;
this._writer = writer;
this._eventsStore = eventsStore;
this._projectionName = projection.GetType().Name;
this._eventHandlers = new RedirectToDynamicEvent();
this._eventHandlers.WireToWhen(projection);
}
public IDocumentWriter <TKey, TEntity> GetWriter <TKey, TEntity>()
{
// find existing writer if one exists
var bufferedWriter = (BufferedDocumentWriter <TKey, TEntity>) this._documentWriters.FirstOrDefault(w => w is BufferedDocumentWriter <TKey, TEntity>);
if (bufferedWriter != null)
{
return(bufferedWriter);
}
// create writer since one doesn't exist
var innerWriter = this._innerDocumentStore.GetWriter <TKey, TEntity>();
var innerReader = this._innerDocumentStore.GetReader <TKey, TEntity>();
bufferedWriter = new BufferedDocumentWriter <TKey, TEntity>(innerReader, innerWriter, _strategy);
this._documentWriters.Add(bufferedWriter);
LatestWriter = bufferedWriter;
return(bufferedWriter);
}
