protected override void AggregateRootEventAppliedHandler(AggregateRoot aggregateRoot, UncommittedEvent evnt)
{
var message = new EventMessage
{
Body = new StoredEvent
{
Body = evnt.Payload,
CommitId = _commitId,
EventId = evnt.EventIdentifier,
MajorVersion = evnt.EventVersion.Major,
MinorVersion = evnt.EventVersion.Minor,
Sequence = evnt.EventSequence,
TimeStamp = evnt.EventTimeStamp
}
};
IEventStream stream;
var id = aggregateRoot.EventSourceId;
if (!_trackedStreams.TryGetValue(id, out stream))
{
stream = _eventStore.CreateStream(id);
_trackedStreams[id] = stream;
}
stream.Add(message);
_eventStream.Append(evnt);
_dirtyInstances.Add(aggregateRoot);
}
public static ISnapshotRestorer Create(AggregateRoot aggregateRoot, object snapshot)
{
var snapshotType = snapshot.GetType();
if (!typeof(DynamicSnapshotBase).IsAssignableFrom(snapshotType)) throw new ArgumentException("snapshot must inherit DynamicSnapshotBase");
var restorerType = typeof(SnapshotRestorer<>).MakeGenericType(snapshot.GetType());
return (ISnapshotRestorer)Activator.CreateInstance(restorerType, aggregateRoot, snapshot);
}
public Task(AggregateRoot root, Sprint parent, Guid stageId, Guid taskId, String description)
: base(root, taskId)
{
_parent = parent;
_stageId = stageId;
_description = description;
}
public bool ShouldCreateSnapshot(AggregateRoot aggregateRoot)
{
for (var i = aggregateRoot.InitialVersion + 1; i <= aggregateRoot.Version; i++)
{
if (i % _snapshotIntervalInEvents == 0)
{
return true;
}
}
return false;
}
protected EntityMappedByConvention(AggregateRoot parent, Guid entityId)
: base(parent, entityId)
{
var mapping = new ConventionBasedEventHandlerMappingStrategy();
var handlers = mapping.GetEventHandlers(this);
foreach(var directHandler in handlers)
{
var handler = new SourcedEventHandlerPredicate<SourcedEntityEvent>((e) => e.EntityId == this.EntityId,
directHandler);
parent.RegisterHandler(handler);
}
}
public void Store(AggregateRoot root, Guid commandId)
{
var commitAttempt = new CommitAttempt
{
CommitId = commandId,
PreviousCommitSequence = (int)root.InitialVersion,
StreamRevision = (int)root.Version,
StreamId = root.EventSourceId
};
commitAttempt.Events.AddRange(root.GetUncommittedEvents().Select(x => new EventMessage
{
Body = x
}));
_eventStore.Write(commitAttempt);
}
protected override void AggregateRootEventAppliedHandler(AggregateRoot aggregateRoot, UncommittedEvent evnt)
{
RegisterDirtyInstance(aggregateRoot);
_eventStream.Append(evnt);
}
/// <summary>Registers the dirty instance.</summary>
/// <param name="dirtyInstance">The dirty instance.</param>
private void RegisterDirtyInstance(AggregateRoot dirtyInstance)
{
Contract.Requires<ArgumentNullException>(dirtyInstance != null, "dirtyInstance could not be null.");
if (!_dirtyInstances.Contains(dirtyInstance))
{
Log.DebugFormat("Registering aggregate root {0} as dirty in unit of work {1}",
dirtyInstance, this);
_dirtyInstances.Enqueue(dirtyInstance);
}
}
public bool ShouldCreateSnapshot(AggregateRoot aggregateRoot)
{
return false;
}
public Stage(AggregateRoot root, Sprint parent, Guid entityId, string name)
: base(root, entityId)
{
_parent = parent;
_name = name;
}
private void AggregateRootEventAppliedHandler(AggregateRoot aggregateRoot, UncommittedEvent evnt)
{
_events.Add(evnt);
}
public void Load(AggregateRoot root, Guid id, int? lastKnownRevision)
{
var stream = _eventStore.ReadUntil(id, lastKnownRevision ?? int.MaxValue);
root.InitializeFromHistory(stream.Events.Cast<SourcedEvent>());
}
public Story(AggregateRoot parent, string description)
: base(parent)
{
_description = description;
}
private void AggregateRootEventAppliedHandler(AggregateRoot aggregateRoot, ISourcedEvent evnt)
{
_events.Add(evnt);
}
private void TryCreateCreateSnapshot(AggregateRoot savedInstance)
{
if (_snapshottingPolicy.ShouldCreateSnapshot(savedInstance))
{
var snapshot = _domainRepository.TryTakeSnapshot(savedInstance);
if (snapshot != null)
{
_snapshotStore.SaveShapshot(snapshot);
}
}
}
public Story(AggregateRoot parent, Sprint sprint, Guid id, string description)
: base(parent, id)
{
_sprint = sprint;
_description = description;
}
public Order(AggregateRoot parent, Guid entityId)
: base(parent, entityId)
{
}
protected override void AggregateRootEventAppliedHandler(AggregateRoot aggregateRoot, UncommittedEvent evnt)
{
RegisterDirtyInstance(aggregateRoot);
_eventStream.Append(evnt);
}
