public static EventStoreDB GetEventStoreDB(AbstractConfiguration cfg)
{
EventStoreDB eStore = cfg.Get <EventStoreDB>(EventStoreDB_SettingsKey);
if (eStore == null)
{
throw new InvalidOperationException("Missing event store. Are you missing a call to Done() in the event store configuration code?");
}
return(eStore);
}
public static void Main(string[] args)
{
AbstractSerializer.RegisterKnownType(typeof(UserCreatedEvent));
// Create serializers after registering known types
ISerializer[] Serializers =
{
new DataContractSerializer(),
new ProtoBufSerializer(),
new BsonNetSerializer(),
new JsonNetSerializer()
};
foreach (Func<IAppendOnlyStore> aStoreBuilder in AppendOnlyStores)
{
foreach (ISerializer serializer in Serializers)
{
UserId id = new UserId(1);
List<IEvent> events = new List<IEvent>() { new UserCreatedEvent(id, "John") };
IAppendOnlyStore aStore = aStoreBuilder();
try
{
EventStoreDB eStore = new EventStoreDB(aStore, serializer);
eStore.Append(id, 0, events);
// Warm up various caches
for (int i = 0; i < 10; ++i)
{
EventStream s = eStore.Load(id);
eStore.Append(id, s.Version, events);
}
int count = 0;
DateTime t1 = DateTime.Now;
do
{
id = new UserId(100 + count);
//EventStream s = eStore.Load(id);
eStore.Append(id, 0, new IEvent[] { new UserCreatedEvent(id, "John") });
++count;
}
while ((DateTime.Now - t1) < TimeSpan.FromMilliseconds(1000));
Console.WriteLine("{0} + {1}: {2}", aStore, serializer, count);
}
finally
{
aStore.Dispose();
}
}
}
}
/// <summary>
/// No more configuration needed for event store - now configure something else or start event store.
/// </summary>
/// <param name="cfg"></param>
/// <returns></returns>
public static BaseConfiguration Done(this EventStoreConfiguration cfg)
{
IAppendOnlyStore aStore = cfg.Get<IAppendOnlyStore>(AppendOnlyStore_SettingsKey);
ISerializer messageSerializer = cfg.Get<ISerializer>(MessageSerializer_SettingsKey);
if (aStore == null)
throw new InvalidOperationException("Mising storage mechanism (IAppendOnlyStore) for event store.");
if (messageSerializer == null)
throw new InvalidOperationException("Missing event serializer for event store.");
EventStoreDB eStore = new EventStoreDB(aStore, messageSerializer);
cfg.Set(EventStoreDB_SettingsKey, eStore);
IObjectContainer container = Xyperico.Agres.Configuration.ObjectContainerConfigurationExtensions.GetObjectContainer(cfg);
container.RegisterInstance<IEventStore>(eStore);
return new BaseConfiguration(cfg);
}
/// <summary>
/// No more configuration needed for event store - now configure something else or start event store.
/// </summary>
/// <param name="cfg"></param>
/// <returns></returns>
public static BaseConfiguration Done(this EventStoreConfiguration cfg)
{
IAppendOnlyStore aStore = cfg.Get <IAppendOnlyStore>(AppendOnlyStore_SettingsKey);
ISerializer messageSerializer = cfg.Get <ISerializer>(MessageSerializer_SettingsKey);
if (aStore == null)
{
throw new InvalidOperationException("Mising storage mechanism (IAppendOnlyStore) for event store.");
}
if (messageSerializer == null)
{
throw new InvalidOperationException("Missing event serializer for event store.");
}
EventStoreDB eStore = new EventStoreDB(aStore, messageSerializer);
cfg.Set(EventStoreDB_SettingsKey, eStore);
IObjectContainer container = Xyperico.Agres.Configuration.ObjectContainerConfigurationExtensions.GetObjectContainer(cfg);
container.RegisterInstance <IEventStore>(eStore);
return(new BaseConfiguration(cfg));
}
static void TestLoad(object o)
{
TestLoadData data = (TestLoadData)o;
IAppendOnlyStore appendOnlyStore = data.Store;
{
ISerializer serializer = new JsonNetSerializer();
EventStoreDB store = new EventStoreDB(appendOnlyStore, serializer);
UserId id = new UserId(data.N);
EventStream s = store.Load(id);
System.Threading.Thread.Sleep(Rand.GetInts(100, 500, 1)[0]);
Assert.AreEqual(s.Version, 0);
List<IEvent> events = new List<IEvent>() { new UserCreatedEvent(id, "John") };
store.Append(id, 0, events);
}
}
protected override void SetUp()
{
base.SetUp();
// Get concrete implementation from inheriting test class
AppendOnlyStore = BuildAppendOnlyStore();
// Use a simple serializer that works for just about everything
ISerializer serializer = new JsonNetSerializer();
EventStore = new EventStoreDB(AppendOnlyStore, serializer);
}
