public Instance RepositoryFor(SagaTypes sagaTypes)
{
//A good place if needing something like RavenDbSagaRepository
//The ObjectDef returned here will be a class that implements ISagaRepository
//InMemorySagaRepository is a good example of one to look at
return(new ConfiguredInstance(typeof(SagaRepositorySample)));
}
public void use_matching_storage_to_build_the_repository()
{
var types = new SagaTypes
{
MessageType = GetType(),
StateType = typeof(MySagaState)
};
var storage1 = MockRepository.GenerateMock <ISagaStorage>();
var storage2 = MockRepository.GenerateMock <ISagaStorage>();
var storage3 = MockRepository.GenerateMock <ISagaStorage>();
var settings = new TransportSettings();
settings.SagaStorageProviders.Add(storage1);
settings.SagaStorageProviders.Add(storage2);
settings.SagaStorageProviders.Add(storage3);
var def = new ObjectDef();
storage3.Stub(x => x.RepositoryFor(types))
.Return(def);
StatefulSagaConvention.DetermineSagaRepositoryDef(settings, types)
.ShouldBeTheSameAs(def);
}
public void saga_types_gives_an_empty_guid_func_if_correlation_id_does_not_exist()
{
var types = new SagaTypes
{
MessageType = GetType()
};
var func = types.ToCorrelationIdFunc().ShouldBeOfType<Func<SagaTypesTester, Guid>>();
func(this).ShouldBe(Guid.Empty);
}
public static InMemorySagaRepository <TState, TMessage> Create()
{
var types = new SagaTypes
{
StateType = typeof(TState),
MessageType = typeof(TMessage)
};
return(new InMemorySagaRepository <TState, TMessage>((Func <TMessage, Guid>)types.ToCorrelationIdFunc(), (Func <TState, Guid>)types.ToSagaIdFunc(), new SagaStateCacheFactory()));
}
public void saga_types_gives_an_empty_guid_func_if_correlation_id_does_not_exist()
{
var types = new SagaTypes
{
MessageType = GetType()
};
var func = types.ToCorrelationIdFunc().ShouldBeOfType <Func <SagaTypesTester, Guid> >();
func(this).ShouldBe(Guid.Empty);
}
public void no_registered_storage_and_matches_the_idiom_so_use_in_memory_cache()
{
var types = new SagaTypes
{
MessageType = typeof(SagaMessageOne),
StateType = typeof(MySagaState)
};
StatefulSagaConvention.DetermineSagaRepositoryDef(new TransportSettings(), types)
.Type.ShouldEqual(typeof(InMemorySagaRepository <MySagaState, SagaMessageOne>));
}
public static ObjectDef DetermineSagaRepositoryDef(TransportSettings settings, SagaTypes sagaTypes)
{
var def = settings.SagaStorageProviders.FirstValue(x => x.RepositoryFor(sagaTypes))
?? new InMemorySagaStorage().RepositoryFor(sagaTypes);
if (def == null)
{
throw new SagaRepositoryUnresolvableException(sagaTypes);
}
return def;
}
public ObjectDef RepositoryFor(SagaTypes sagaTypes)
{
if (sagaTypes.StateType.GetProperty(SagaTypes.Id) == null)
{
return null;
}
var objectDef = new ObjectDef(typeof (InMemorySagaRepository<,>), sagaTypes.StateType, sagaTypes.MessageType);
objectDef.DependencyByValue(typeof(Func<,>).MakeGenericType(sagaTypes.StateType, typeof(Guid)), sagaTypes.ToSagaIdFunc());
objectDef.DependencyByValue(typeof(Func<,>).MakeGenericType(sagaTypes.MessageType, typeof(Guid)), sagaTypes.ToCorrelationIdFunc());
return objectDef;
}
public Instance RepositoryFor(SagaTypes sagaTypes)
{
if (sagaTypes.StateType.GetProperty(SagaTypes.Id) == null)
{
return null;
}
var instance = new ConfiguredInstance(typeof (InMemorySagaRepository<,>), sagaTypes.StateType, sagaTypes.MessageType);
instance.Dependencies.Add(typeof(Func<,>).MakeGenericType(sagaTypes.StateType, typeof(Guid)), sagaTypes.ToSagaIdFunc());
instance.Dependencies.Add(typeof(Func<,>).MakeGenericType(sagaTypes.MessageType, typeof(Guid)), sagaTypes.ToCorrelationIdFunc());
return instance;
}
public ObjectDef RepositoryFor(SagaTypes sagaTypes)
{
if (sagaTypes.StateType.GetProperty(SagaTypes.Id) == null)
{
return(null);
}
var objectDef = new ObjectDef(typeof(InMemorySagaRepository <,>), sagaTypes.StateType, sagaTypes.MessageType);
objectDef.DependencyByValue(typeof(Func <,>).MakeGenericType(sagaTypes.StateType, typeof(Guid)), sagaTypes.ToSagaIdFunc());
objectDef.DependencyByValue(typeof(Func <,>).MakeGenericType(sagaTypes.MessageType, typeof(Guid)), sagaTypes.ToCorrelationIdFunc());
return(objectDef);
}
public Instance RepositoryFor(SagaTypes sagaTypes)
{
if (sagaTypes.StateType.GetProperty(SagaTypes.Id) == null)
{
return(null);
}
var instance = new ConfiguredInstance(typeof(InMemorySagaRepository <,>), sagaTypes.StateType, sagaTypes.MessageType);
instance.Dependencies.Add(typeof(Func <,>).MakeGenericType(sagaTypes.StateType, typeof(Guid)), sagaTypes.ToSagaIdFunc());
instance.Dependencies.Add(typeof(Func <,>).MakeGenericType(sagaTypes.MessageType, typeof(Guid)), sagaTypes.ToCorrelationIdFunc());
return(instance);
}
public void saga_types_being_able_to_gimme_a_correlation_id_getter_from_the_message_type()
{
var types = new SagaTypes
{
MessageType = typeof(SagaMessageOne)
};
var func = types.ToCorrelationIdFunc().ShouldBeOfType<Func<SagaMessageOne, Guid>>();
var message = new SagaMessageOne
{
CorrelationId = Guid.NewGuid()
};
func(message).ShouldBe(message.CorrelationId);
}
public void saga_types_being_able_to_gimme_a_correlation_id_getter_from_the_message_type()
{
var types = new SagaTypes
{
MessageType = typeof(SagaMessageOne)
};
var func = types.ToCorrelationIdFunc().ShouldBeOfType <Func <SagaMessageOne, Guid> >();
var message = new SagaMessageOne
{
CorrelationId = Guid.NewGuid()
};
func(message).ShouldBe(message.CorrelationId);
}
public void saga_types_being_able_to_gimme_an_id_getter_for_the_state_object()
{
var types = new SagaTypes
{
MessageType = typeof(SagaMessageOne),
StateType = typeof(MySagaState)
};
var func = types.ToSagaIdFunc().ShouldBeOfType<Func<MySagaState, Guid>>();
var state = new MySagaState
{
Id = Guid.NewGuid()
};
func(state).ShouldBe(state.Id);
}
public void saga_types_being_able_to_gimme_an_id_getter_for_the_state_object()
{
var types = new SagaTypes
{
MessageType = typeof(SagaMessageOne),
StateType = typeof(MySagaState)
};
var func = types.ToSagaIdFunc().ShouldBeOfType <Func <MySagaState, Guid> >();
var state = new MySagaState
{
Id = Guid.NewGuid()
};
func(state).ShouldBe(state.Id);
}
public Instance RepositoryFor(SagaTypes sagaTypes)
{
return new ConfiguredInstance(typeof(SpecialSagaRepository<,>), sagaTypes.StateType, sagaTypes.MessageType);
}
void ISagaConfigurationObserver.SagaConfigured <TSaga>(ISagaConfigurator <TSaga> configurator)
{
SagaTypes.Add(typeof(TSaga));
}
public ObjectDef RepositoryFor(SagaTypes sagaTypes)
{
return(new ObjectDef(typeof(SpecialSagaRepository <,>), sagaTypes.StateType, sagaTypes.MessageType));
}
public StatefulSagaNode(SagaTypes types)
{
_types = types;
}
public SagaRepositoryUnresolvableException(SagaTypes sagaTypes)
: base("Unable to determine a saga repository for {0}. Does the saga type have a property Id:Guid and the message type a property of CorrelationId:Guid?".ToFormat(sagaTypes))
{
}