static void Main(string[] args)
{
//Load dependency resolver
var Resolver = new DependencyResolver();
var rep = Resolver.ResolveDependecy <IRepository <Note> >();
#region "Create Note"
//Create new note
Note tmpNote = new Note("Test Note", "Event Sourcing System Demo", "Event Sourcing");
Console.WriteLine("After Creation: This is version 1 of the AggregateRoot.");
Console.WriteLine(Newtonsoft.Json.JsonConvert.SerializeObject(tmpNote));
Console.WriteLine();
#endregion
#region "Edit Note"
Console.WriteLine("Doing some changes now...");
Console.WriteLine("");
//Do 10 x 5 events cycle to check snapshots too.
for (int i = 0; i < 10; i++)
{
//Do some changes
for (int x = 0; x < 5; x++)
{
tmpNote.ChangeTitle($"Test Note 123 Event({tmpNote.CurrentVersion + 1})");
tmpNote.ChangeCategory($"Event Sourcing in .NET Example. Event({tmpNote.CurrentVersion + 1})");
}
Console.WriteLine($"Committing Changes Now For Cycle {i}");
//Commit chnages to the repository
rep.Save(tmpNote);
}
Console.WriteLine("");
Console.WriteLine("After Committing Events:");
Console.WriteLine(Newtonsoft.Json.JsonConvert.SerializeObject(tmpNote));
#endregion
#region "Reload Note From Storage"
//Load same note using the aggregate id
//This will replay the saved events and construct a new note
var tmpNoteToLoad = rep.GetById(tmpNote.Id);
Console.WriteLine("");
Console.WriteLine("After Replaying:");
Console.WriteLine(Newtonsoft.Json.JsonConvert.SerializeObject(tmpNoteToLoad));
Console.WriteLine();
Console.WriteLine("Press enter key to exit.");
Console.ReadLine();
#endregion
}
public void test_sequence_domain_event_process()
{
var processor = ObjectContainer.Resolve <IMessageProcessor <ProcessingDomainEventStreamMessage, DomainEventStreamMessage, bool> >();
var note = new Note(ObjectId.GenerateNewStringId(), "initial title");
var aggregate = note as IAggregateRoot;
var message1 = CreateMessage(aggregate);
aggregate.AcceptChanges(1);
note.ChangeTitle("title1");
var message2 = CreateMessage(aggregate);
aggregate.AcceptChanges(2);
note.ChangeTitle("title2");
var message3 = CreateMessage(aggregate);
processor.Process(new ProcessingDomainEventStreamMessage(message1, new DomainEventStreamProcessContext(message1)));
processor.Process(new ProcessingDomainEventStreamMessage(message3, new DomainEventStreamProcessContext(message3)));
processor.Process(new ProcessingDomainEventStreamMessage(message2, new DomainEventStreamProcessContext(message2)));
_waitHandle.WaitOne();
}
public void test_sequence_domain_event_process()
{
var processor = ObjectContainer.Resolve<IMessageProcessor<ProcessingDomainEventStreamMessage, DomainEventStreamMessage, bool>>();
var note = new Note(ObjectId.GenerateNewStringId(), "initial title");
var aggregate = note as IAggregateRoot;
var message1 = CreateMessage(aggregate);
aggregate.AcceptChanges(1);
note.ChangeTitle("title1");
var message2 = CreateMessage(aggregate);
aggregate.AcceptChanges(2);
note.ChangeTitle("title2");
var message3 = CreateMessage(aggregate);
processor.Process(new ProcessingDomainEventStreamMessage(message1, new DomainEventStreamProcessContext(message1)));
processor.Process(new ProcessingDomainEventStreamMessage(message3, new DomainEventStreamProcessContext(message3)));
processor.Process(new ProcessingDomainEventStreamMessage(message2, new DomainEventStreamProcessContext(message2)));
_waitHandle.WaitOne();
}