public SagaProducer(ISagaDescriptor descriptor, Func <object, TSaga> commonFactory) : this(descriptor)
{
foreach (var msgType in descriptor.StartMessages)
{
Register(msgType, commonFactory);
}
}
public static CreateActorRouteMessage ForSaga(ISagaDescriptor descriptor, string name = null)
{
name = name ?? $"SagaHub_{descriptor.SagaType.BeautyName()}";
var messageRoutes = descriptor.AcceptMessages
.Select(messageBinder => new MessageRoute(
MessageMetadataEnvelop.GenericForType(messageBinder.MessageType),
messageBinder.CorrelationField))
.ToArray();
var hubType = typeof(SagaHubActor <,>).MakeGenericType(descriptor.SagaType,
descriptor.StateType);
return(new CreateActorRouteMessage(hubType, name, PoolKind.None, messageRoutes));
}
public static SagaConfiguration <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> > Instance <TSaga, TData, TFactory, TStartMessageA, TStartMessageB>
(ISagaDescriptor descriptor, Func <ISnapshotsPersistencePolicy> snapShotsPolicy = null, Func <IMemento, SagaDataAggregate <TData> > stateConstructor = null)
where TSaga : Saga <TData>
where TData : class, ISagaState
where TFactory : ISagaFactory <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> >,
ISagaFactory <ISagaInstance <TSaga, TData>, TStartMessageA>,
ISagaFactory <ISagaInstance <TSaga, TData>, TStartMessageB>,
new()
{
var producer = new SagaProducer <ISagaInstance <TSaga, TData> >(descriptor);
var factory = new TFactory();
producer.Register <TStartMessageA>(factory);
producer.Register <TStartMessageB>(factory);
producer.Register <SagaDataAggregate <TData> >(factory);
stateConstructor = stateConstructor ?? SagaDataAggregate <TData> .FromSnapshot;
return(new SagaConfiguration <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> >(producer, snapShotsPolicy, stateConstructor));
}
public void ExtractDescriptor()
{
var saga = new SoftwareProgrammingSaga();
_descriptor = saga.CreateDescriptor <SoftwareProgrammingSaga, SoftwareProgrammingSagaData>(typeof(GotTiredEvent), typeof(SleptWellEvent));
}
public SagaProducer(ISagaDescriptor descriptor)
{
Descriptor = descriptor;
}
public static SagaConfiguration <TSaga, TState> State <TSaga, TState, TFactory, TStartMessage>(ISagaDescriptor descriptor,
Func <ISnapshotsPersistencePolicy> snapShotsPolicy = null,
Func <IMemento, TState> snapshotsConstructor = null)
where TFactory : ISagaFactory <TSaga, TState>,
ISagaFactory <TSaga, TStartMessage>,
new()
where TSaga : class, ISagaInstance
where TState : AggregateBase
{
var producer = new SagaProducer <TSaga>(descriptor);
var factory = new TFactory();
producer.Register <TState>(factory);
producer.Register <TStartMessage>(factory);
return(new SagaConfiguration <TSaga, TState>(producer, snapShotsPolicy, snapshotsConstructor));
}
public static SagaConfiguration <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> > Instance <TSaga, TData>(Func <object, ISagaInstance <TSaga, TData> > factory, ISagaDescriptor descriptor, Func <ISnapshotsPersistencePolicy> snapShotsPolicy = null)
where TSaga : Saga <TData>
where TData : class, ISagaState
{
var producer = new SagaProducer <ISagaInstance <TSaga, TData> >(descriptor, factory);
return(new SagaConfiguration <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> >(producer, snapShotsPolicy));
}
public static SagaConfiguration <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> > Instance <TSaga, TData, TFactory, TStartMessage>(ISagaDescriptor descriptor, Func <ISnapshotsPersistencePolicy> snapShotsPolicy = null)
where TSaga : Saga <TData>
where TData : class, ISagaState
where TFactory : ISagaFactory <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> >,
ISagaFactory <ISagaInstance <TSaga, TData>, TStartMessage>, new()
{
return(State <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData>, TFactory, TStartMessage>(descriptor, snapShotsPolicy));
}
public static void RegisterStateSaga <TSaga, TState, TFactory, TStartMessage>(this IUnityContainer container, ISagaDescriptor descriptor)
where TFactory : ISagaFactory <TSaga, TState>,
ISagaFactory <TSaga, TStartMessage>,
new()
where TSaga : class, ISagaInstance
where TState : AggregateBase
{
container.Register(SagaConfiguration.State <TSaga, TState, TFactory, TStartMessage>(descriptor));
}
public static void RegisterSaga <TSaga, TData>(this IUnityContainer container, Func <object, ISagaInstance <TSaga, TData> > factory, ISagaDescriptor descriptor, Func <ISnapshotsPersistencePolicy> snapShotsPolicy = null)
where TSaga : Saga <TData>
where TData : class, ISagaState
{
SagaConfiguration.Instance <TSaga, TData>(factory, descriptor)
.Register(container);
}
public static void RegisterSaga <TSaga, TData, TFactory, TStartMessageA, TStartMessageB, TStartMessageC>(this IUnityContainer container, ISagaDescriptor descriptor)
where TSaga : Saga <TData>
where TData : class, ISagaState
where TFactory : ISagaFactory <ISagaInstance <TSaga, TData>, SagaDataAggregate <TData> >,
ISagaFactory <ISagaInstance <TSaga, TData>, TStartMessageA>,
ISagaFactory <ISagaInstance <TSaga, TData>, TStartMessageB>,
ISagaFactory <ISagaInstance <TSaga, TData>, TStartMessageC>,
new()
{
SagaConfiguration.Instance <TSaga, TData, TFactory, TStartMessageA, TStartMessageB, TStartMessageC>(descriptor)
.Register(container);
}
public Task RegisterSaga(ISagaDescriptor sagaDescriptor, string name)
{
var createActorRoute = CreateActorRouteMessage.ForSaga(sagaDescriptor, name);
return _routingActor.Ask<RouteCreated>(createActorRoute);
}