you might be registering the generic IDomainEventsStorage<T> with a specific
T, and then later request it with a different T.
On Tue, Dec 29, 2009 at 4:24 PM, Bhoomi Kakaiya <nice2see...@gmail.com>wrote:
> Its me again.
>
> I am having a strange problem :
>
> When I keep a breakpoint in :
>
> public EventStoreUnitOfWork(IDomainEventStorage<TDomainEvent>
> domainEventStorage, IIdentityMap<TDomainEvent> identityMap, IBus bus)
> {
> _domainEventStorage = domainEventStorage;
> _identityMap = identityMap;
> _bus = bus;
> _eventProviders = new List<IEventProvider<TDomainEvent>>();
> }
>
> It comes here and also has IDomainEventStorage and IIdentityMap initialized
> but when I try to get instance in
> another class in same namespace with :
>
> ServiceLocator.Current.GetInstance(typeof(TransactionHandler<TCommand,
> TCommandHandler>));
>
> It says dependencies IDomainEventStorage and IIdentityMap are not
> registered.
>
> Any ideas wht's missing?
>
> I also tried registering :
>
> container.AddComponent("TransactionHandler",
> typeof (TransactionHandler<ICommand,
> ICommandHandler<ICommand>>));
>
> Still when it tries to get instance of TransactionHandler it says
> dependencies IDomainEventStorage and IIdentityMap are not registered.
>
> I have registered and also got it initialized. What's that I am missing?
>
>
> Pl help.
>
>
>
> On Tue, Dec 29, 2009 at 6:26 PM, Bhoomi Kakaiya <nice2see...@gmail.com>wrote:
>
>> I think Castle Windsor is not detecting the dependency automatically.
>>
>> TransactionHandler does not implement any interface it is :
>>
>> public class TransactionHandler<TCommand, TCommandHandler>
>> where TCommandHandler : ICommandHandler<TCommand>
>> where TCommand : class
>> {
>> public TransactionHandler(IUnitOfWork unitOfWork)
>> {}
>> }
>>
>> As it does not implement any interface I have not registered it.
>> CommandHandler is registered. But CommandHandler is a type for this.
>> For creating a new instance of TransactionHandler Structuremap was just
>> writing :
>>
>> ObjectFactory.GetInstance<TransactionHandler<TCommand, TCommandHandler>>()
>>
>> and it was returning the instance of TransactionHandler as its constructor
>> was having IUnitOfWork injected.
>>
>> In castle windsor i have written :
>> ServiceLocator.Current.GetInstance<TransactionHandler<TCommand,
>> TCommandHandler>>();
>>
>> But this throws error. How do i register this then?
>>
>>
>> On Tue, Dec 29, 2009 at 5:07 PM, Bkak <nice2see...@gmail.com> wrote:
>>
>>> Hi All,
>>>
>>> I do not know what I am missing, tried various options but nothing
>>> seems to work for me.
>>> Following is the pseudocode :
>>>
>>> public interface IDomainEventStorage<TDomainEvent> :
>>> ISnapShotStorage<TDomainEvent>, ITransactional where TDomainEvent :
>>> IDomainEvent
>>> {}
>>>
>>> public class DomainEventStorage<TDomainEvent> :
>>> IDomainEventStorage<TDomainEvent> where TDomainEvent : IDomainEvent
>>> {
>>>
>>> public DomainEventStorage(string sqLiteConnectionString,
>>> IFormatter formatter)
>>> {}
>>> }
>>>
>>> public class TransactionHandler<TCommand, TCommandHandler>
>>> where TCommandHandler : ICommandHandler<TCommand>
>>> where TCommand : class
>>> {
>>> public TransactionHandler(IUnitOfWork unitOfWork)
>>> {}
>>> }
>>>
>>>
>>>
>>> I am converting this from StructureMap to CastleWindsor :
>>> Following is Structure Map's syntax used for registration :
>>> ForRequestedType<IDomainEventStorage<IDomainEvent>>()
>>>
>>> .TheDefault.Is.OfConcreteType<DomainEventStorage<IDomainEvent>>
>>> ()
>>> .WithCtorArg("sqLiteConnectionString").EqualTo
>>> (sqLiteConnectionString);
>>>
>>> ForRequestedType<IUnitOfWork>()
>>> .TheDefault.Is.ConstructedBy(x =>
>>> x.GetInstance<IEventStoreUnitOfWork<IDomainEvent>>());
>>>
>>> My syntax is :
>>>
>>> container.Register(Component
>>> .For<IDomainEventStorage<IDomainEvent>>
>>> ()
>>>
>>> .ImplementedBy<DomainEventStorage<IDomainEvent>>
>>> ()
>>> .LifeStyle.Transient
>>> .Parameters(Parameter.ForKey
>>> ("sqLiteConnectionString").Eq(sqLiteConnectionString)));
>>>
>>> container.Register(
>>> AllTypes.Of<IUnitOfWork>()
>>> .FromAssemblyNamed("ABC").Unless(type =>
>>> type.IsAbstract)
>>> .WithService.FromInterface(typeof
>>> (IEventStoreUnitOfWork<IDomainEvent>)));
>>>
>>> I kept a breakpoint in the constructor it's getting initalized when my
>>> web app starts.
>>> But when it is required for dependency in :
>>>
>>> ServiceLocator.Current.GetInstance<TransactionHandler<TCommand,
>>> TCommandHandler>>();
>>>
>>> it throws this error :
>>> {"Activation error occured while trying to get instance of type
>>> TransactionHandler`2, key \"\""}
>>>
>>> {"Can't create component
>>> 'Fohjin.DDD.EventStore.Storage.EventStoreUnitOfWork`1' as it has
>>> dependencies to be satisfied.
>>> Fohjin.DDD.EventStore.Storage.EventStoreUnitOfWork`1 is waiting for
>>> the following dependencies:
>>> Services: IDomainEventStorage`1 which was not registered.
>>> IIdentityMap`1 which was not registered.
>>>
>>> Both of these services are initialized when my app starts but not when
>>> required.
>>>
>>> What am I missing?
>>>
>>> Any help would be hightly appreciated.
>>>
>>> Thanks in advance.
>>>
>>> Thanks,
>>> Bkak.
>>>
>>>
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>>>
>>>
>>
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