public static CqrsEngineBuilder Configure(FileStorageConfig cache)
{
var observer = new ImmediateEventsObserver();
observer.Event += @event =>
{
var failed = @event as EnvelopeDispatchFailed;
if (failed != null)
{
Trace.WriteLine(failed.Exception);
}
};
var builder = new CqrsEngineBuilder();
builder.Advanced.RegisterObserver(observer);
builder.Advanced.RegisterQueueWriterFactory(context => new FileQueueWriterFactory(cache, context.Resolve <IEnvelopeStreamer>()));
builder.Domain(m =>
{
m.HandlerSample <IConsume <IBaseMessage> >(c => c.Consume(null));
m.InAssemblyOf <StoryViewHandler>();
m.InAssemblyOf <AddNote>();
m.InAssemblyOf <StoryList>();
});
builder.Advanced.CustomDataSerializer(t => new DataSerializerWithProtoBuf(t));
builder.Advanced.CustomEnvelopeSerializer(new EnvelopeSerializerWithProtoBuf());
builder.Storage(c =>
{
RegisterAtomicStorage(cache, c);
c.TapeIsInFiles(Path.Combine(cache.Folder.FullName, "tapes"));
});
builder.File(m =>
{
m.AddFileSender(cache, "router", cm => cm.IdGeneratorForTests());
m.AddFileProcess(cache, "router", x => x.DispatcherIsLambda(SaveAndRoute));
m.AddFileProcess(cache, "events", p => p.DispatchAsEvents(md => md.WhereMessagesAre <IEvent>()));
m.AddFileProcess(cache, "aggregates", p => p.DispatcherIs(context =>
{
var readers = context.Resolve <ITapeStorageFactory>();
var streamer = context.Resolve <IEnvelopeStreamer>();
var reg = context.Resolve <QueueWriterRegistry>();
return(new AggregateDispatcher(readers, streamer, "files:router", reg));
}));
});
return(builder);
}
protected override CqrsEngineHost BuildHost()
{
var builder = new CqrsEngineBuilder();
//NOTE: Core Lokad CQRS Initialization
builder.UseProtoBufSerialization();
builder.Domain(config =>
{
config.InAssemblyOf <CreateMessage>();
config.InAssemblyOf <CreateMessageHandler>();
config.ContextFactory(MyMessageContext.Factory);
});
var storageConfig = CreateCloudStorageConfig();
builder.Azure(config =>
{
config.AddAzureProcess(storageConfig, Queues.MESSAGES);
config.AddAzureSender(storageConfig, Queues.MESSAGES);
});
builder.Storage(config => config.AtomicIsInAzure(storageConfig, s =>
{
s.WithAssemblyOf <MessageView>();
s.CustomStaticSerializer(new AtomicStorageSerializerWithProtoBuf());
}));
//NOTE: Event Store Initialization
builder.ConfigureJonathanOliverEventStore(config =>
{
var connectionString = AzureSettingsProvider.GetString("EventStoreConnectionString");
config.ConnectionString(connectionString);
config.Hooks(p => p.Add <MyNullPipelineHook>());
config.Snapshots(s =>
{
//snapshotting isn't implemented correctly right now.
s.Disable();
s.CheckEvery(TimeSpan.FromSeconds(30));
//set this to something reasonable like 250.
//It's so low here to demonstrate background "out-of-band" snapshotting.
s.MaxThreshold(2);
});
});
return(builder.Build());
}
public void Test()
{
var builder = new CqrsEngineBuilder();
builder.Domain(mdm =>
{
mdm.HandlerSample <IConsume <object> >(c => c.Consume(null));
mdm.WhereMessages(t => typeof(IBaseMessage1).IsAssignableFrom(t) || typeof(IBaseMessage2).IsAssignableFrom(t));
mdm.InAssemblyOf(this);
});
builder.Memory(m =>
{
m.AddMemoryProcess("in");
m.AddMemorySender("in");
});
var subj = new Subject <ISystemEvent>();
builder.Advanced.Observers.Clear();
builder.Advanced.Observers.Add(subj);
using (var engine = builder.Build())
using (var source = new CancellationTokenSource())
{
int counter = 0;
subj.Where(t => t is EnvelopeAcked).Subscribe(e =>
{
if (++counter == 2)
{
source.Cancel();
}
});
engine.Start(source.Token);
var sender = engine.Resolve <IMessageSender>();
sender.SendOne(new Message1());
sender.SendOne(new Message2());
if (!source.Token.WaitHandle.WaitOne(3000))
{
Assert.Fail("This should've been canceled by now");
}
}
}
public void Test()
{
var builder = new CqrsEngineBuilder();
builder.Domain(m =>
{
m.HandlerSample <Definitions.Define.Consumer <Definitions.Define.ICommand> >(c => c.Consume(null));
m.ContextFactory((e, x) => new Definitions.Define.MyContext(e.GetAttribute("EntityId", "")));
});
builder.Storage(m => m.AtomicIsInMemory());
builder.Memory(m =>
{
m.AddMemorySender("in", c => c.IdGeneratorForTests());
m.AddMemoryProcess("in");
});
builder.Advanced.ConfigureContainer(cb =>
{
cb.Register(c => new InMemoryEventStreamer <IAccountEvent>(c.Resolve <IMessageSender>())).
SingleInstance();
cb.RegisterType <InMemoryEventStreamer <IAccountEvent> >().SingleInstance();
cb.RegisterType <AccountAggregateRepository>().SingleInstance();
});
using (var source = new CancellationTokenSource())
using (var engine = builder.Build())
{
engine.Start(source.Token);
var sender = engine.Resolve <IMessageSender>();
sender.SendOne(new CreateAccount("Sample User"), cb => cb.AddString("EntityId", "1"));
sender.SendOne(new AddLogin("login", "pass"), cb => cb.AddString("EntityId", "1"));
source.Token.WaitHandle.WaitOne(5000);
source.Cancel();
}
}
