public Task <T> Get <T>(Guid sagaId, SynchronizedStorageSession session, ContextBag context)
where T : class, IContainSagaData
{
var result = session.Session().Get <T>(sagaId, GetLockModeForSaga <T>());
return(Task.FromResult(result));
}
Task <T> ISagaPersister.Get <T>(string property, object value, SynchronizedStorageSession session, ContextBag context)
{
return(session.Session().CreateCriteria(typeof(T))
.SetLockMode(GetLockModeForSaga <T>())
.Add(Restrictions.Eq(property, value))
.UniqueResultAsync <T>());
}
public Task <OrderSagaData> FindBy(CompleteOrder message, SynchronizedStorageSession storageSession, ReadOnlyContextBag context)
{
var orderSagaData = storageSession.Session().QueryOver <OrderSagaData>()
.Where(d => d.OrderId == message.OrderId)
.SingleOrDefault();
return(Task.FromResult(orderSagaData));
}
public Task <TweetReceivedSagaData> FindBy(TweetReceived message, SynchronizedStorageSession storageSession, ReadOnlyContextBag context)
{
var tweetReceivedSagaData = storageSession.Session().QueryOver <TweetReceivedSagaData>()
.Where(d => d.Hashtag == message.Track)
.SingleOrDefault();
return(Task.FromResult(tweetReceivedSagaData));
}
public Task <OrderSagaData> FindBy(StartOrder message, SynchronizedStorageSession storageSession, ReadOnlyContextBag context)
{
IAsyncDocumentSession session = storageSession.Session();
//if the instance is null a new saga will be automatically created if
//the Saga handles the message as IAmStartedByMessages<StartOrder>; otherwise an exception is raised.
return(session.LoadByUniqueConstraintAsync <OrderSagaData>(d => d.OrderId, message.OrderId));
}
public Task <OrderSagaData> FindBy(PaymentTransactionCompleted message, SynchronizedStorageSession storageSession, ReadOnlyContextBag context)
{
var session = storageSession.Session();
var orderSagaData = session.QueryOver <OrderSagaData>()
.Where(d => d.PaymentTransactionId == message.PaymentTransactionId)
.SingleOrDefault();
return(Task.FromResult(orderSagaData));
}
public Task <OrderSagaData> FindBy(StartOrder message, SynchronizedStorageSession storageSession, ReadOnlyContextBag context)
{
var session = storageSession.Session();
// if the instance is null a new saga will be automatically created if
// the Saga handles the message as IAmStartedByMessages<StartOrder>; otherwise an exception is raised.
var orderSagaData = session.QueryOver <OrderSagaData>()
.Where(d => d.OrderId == message.OrderId)
.SingleOrDefault();
return(Task.FromResult(orderSagaData));
}
public Task <MySagaData> FindBy(MyMessage message, SynchronizedStorageSession storageSession, ReadOnlyContextBag context)
{
//your custom finding logic here, e.g.
ISession nhibernateSession = storageSession.Session();
MySagaData sagaData = nhibernateSession.QueryOver <MySagaData>()
.Where(x =>
x.SomeID == message.SomeID &&
x.SomeData == message.SomeData)
.SingleOrDefault();
return(Task.FromResult(sagaData));
}
public ReceiverDataContext GetDataContext(SynchronizedStorageSession storageSession)
{
if (context == null)
{
var dbConnection = storageSession.Session().Connection;
context = new ReceiverDataContext(dbConnection);
//Don't use transaction because connection is enlisted in the TransactionScope
context.Database.UseTransaction(null);
//Call SaveChanges before completing storage session
storageSession.OnSaveChanges(x => context.SaveChangesAsync());
}
return(context);
}
public Task Complete(IContainSagaData saga, SynchronizedStorageSession session, ContextBag context)
{
return(session.Session().DeleteAsync(saga));
}
public Task <T> Get <T>(Guid sagaId, SynchronizedStorageSession session, ContextBag context)
where T : class, IContainSagaData
{
return(session.Session().GetAsync <T>(sagaId, GetLockModeForSaga <T>()));
}
public Task Save(IContainSagaData saga, SagaCorrelationProperty correlationProperty, SynchronizedStorageSession session, ContextBag context)
{
return(session.Session().SaveAsync(saga));
}
public Task Complete(IContainSagaData saga, SynchronizedStorageSession session, ContextBag context)
{
session.Session().Delete(saga);
return(Task.FromResult(0));
}
public Task Save(IContainSagaData saga, SagaCorrelationProperty correlationProperty, SynchronizedStorageSession session, ContextBag context)
{
session.Session().Save(saga);
return(Task.FromResult(0));
}
public Task <OrderSagaData> FindBy(CompleteOrder message, SynchronizedStorageSession storageSession, ReadOnlyContextBag context)
{
IAsyncDocumentSession session = storageSession.Session();
return(session.LoadByUniqueConstraintAsync <OrderSagaData>(d => d.OrderId, message.OrderId));
}
