void IServiceBehavior.Validate(ServiceDescription description, ServiceHostBase host)
{
DurableServiceAttribute durable = new DurableServiceAttribute();
durable.SaveStateInOperationTransaction = true;
description.Behaviors.Add(durable);
PersistenceProviderFactory factory;
if (AutoCompleteInstance)
{
factory = new TransactionalInstanceProviderFactory();
}
else
{
factory = new TransactionalMemoryProviderFactory();
}
PersistenceProviderBehavior persistenceBehavior = new PersistenceProviderBehavior(factory);
description.Behaviors.Add(persistenceBehavior);
if (TransactionRequiredAllOperations)
{
foreach (ServiceEndpoint endpoint in description.Endpoints)
{
foreach (OperationDescription operation in endpoint.Contract.Operations)
{
operation.Behaviors.Find <OperationBehaviorAttribute>().TransactionScopeRequired = true;
}
}
}
}
void EnforceStatefulActorBehaviorPolicy(ServiceDescription serviceDescription)
{
ServiceBehaviorAttribute serviceBehavior = serviceDescription.Behaviors.Find <ServiceBehaviorAttribute>();
if (serviceBehavior != null)
{
Debug.Assert(serviceBehavior.InstanceContextMode == InstanceContextMode.PerSession);
Debug.Assert(serviceBehavior.ConcurrencyMode == ConcurrencyMode.Single);
serviceBehavior.InstanceContextMode = InstanceContextMode.PerSession;
serviceBehavior.ConcurrencyMode = ConcurrencyMode.Single;
serviceBehavior.MaxItemsInObjectGraph = int.MaxValue;
serviceBehavior.UseSynchronizationContext = false;
}
DurableServiceAttribute durableService = new DurableServiceAttribute();
durableService.SaveStateInOperationTransaction = true;
serviceDescription.Behaviors.Add(durableService);
if (serviceDescription.Behaviors.Any(behavior => behavior is ActorStateProviderAttribute) == false)
{
StatePersistenceAttribute persistenceMode = serviceDescription.ServiceType.GetCustomAttribute <StatePersistenceAttribute>();
if (persistenceMode == null)
{
throw new InvalidOperationException("Validation failed. Actor " + serviceDescription.ServiceType.Name + " is missing a StatePersistenceAttribute.");
}
else
{
if (persistenceMode.StatePersistence != StatePersistence.Persisted)
{
serviceDescription.Behaviors.Add(new VolatileActorStateProviderAttribute());
}
else
{
serviceDescription.Behaviors.Add(new KvsActorStateProviderAttribute());
}
}
}
serviceDescription.SetThrottle();
ServiceThrottlingBehavior throttle = serviceDescription.Behaviors.Find <ServiceThrottlingBehavior>();
if (throttle != null)
{
throttle.MaxConcurrentInstances = int.MaxValue;
}
}
void EnforceStatefulActorBehaviorPolicy(ServiceDescription serviceDescription)
{
ServiceBehaviorAttribute serviceBehavior = serviceDescription.Behaviors.Find <ServiceBehaviorAttribute>();
if (serviceBehavior != null)
{
Debug.Assert(serviceBehavior.InstanceContextMode == InstanceContextMode.PerSession);
Debug.Assert(serviceBehavior.ConcurrencyMode == ConcurrencyMode.Single);
serviceBehavior.InstanceContextMode = InstanceContextMode.PerSession;
serviceBehavior.ConcurrencyMode = ConcurrencyMode.Single;
serviceBehavior.MaxItemsInObjectGraph = int.MaxValue;
serviceBehavior.UseSynchronizationContext = false;
}
DurableServiceAttribute durableService = new DurableServiceAttribute();
durableService.SaveStateInOperationTransaction = true;
serviceDescription.Behaviors.Add(durableService);
if (!serviceDescription.Behaviors.Any(behavior => behavior is ActorStateProviderAttribute))
{
serviceDescription.Behaviors.Add(new VolatileActorStateProviderAttribute());
}
serviceDescription.SetThrottle();
}
