public CloudState RegisterCrdtEntity(
ICrdtEntityHandlerFactory factory,
ServiceDescriptor descriptor,
params FileDescriptor[] additionalDescriptors)
{
var anySupport = NewAnySupport(additionalDescriptors);
StatefulServices.Add(
descriptor.FullName,
new CrdtStatefulService(
factory,
descriptor,
anySupport));
return(this);
}
/// <summary>
/// Register an event sourced entity to be used when starting the CloudState worker.
/// </summary>
/// <param name="descriptor">gRPC service descriptor for the given entity</param>
/// <param name="additionalDescriptors">Additional Protobuf file descriptors to support
/// gRPC calls and event store persistence</param>
/// <typeparam name="TEntity">Entity type</typeparam>
/// <returns>CloudState</returns>
public CloudState RegisterEventSourcedEntity <TEntity>(
ServiceDescriptor descriptor,
params FileDescriptor[] additionalDescriptors
)
{
var entity = typeof(TEntity).GetCustomAttribute <EventSourcedEntityAttribute>(true);
if (entity == null)
{
throw new InvalidOperationException(
$"{typeof(TEntity)} does not declare a(n) {typeof(EventSourcedEntityAttribute).Name} attribute!"
);
}
string persistenceId;
int snapshotEvery;
if (string.IsNullOrEmpty(entity.PersistenceId))
{
persistenceId = typeof(TEntity).Name;
snapshotEvery = 0;
}
else
{
persistenceId = entity.PersistenceId;
snapshotEvery = entity.SnapshotEvery;
}
var anySupport = NewAnySupport(additionalDescriptors);
StatefulServices.Add(
descriptor.FullName,
new EventSourcedStatefulService(
new AttributeBasedEntityHandlerFactory(
typeof(TEntity),
anySupport,
descriptor
),
descriptor,
anySupport,
persistenceId,
snapshotEvery
)
);
return(this);
}
public CloudState RegisterEventSourcedEntity(
IEventSourcedEntityHandlerFactory factory,
ServiceDescriptor descriptor,
string persistenceId,
int snapshotEvery,
params FileDescriptor[] additionalDescriptors
)
{
StatefulServices.Add(
descriptor.FullName,
new EventSourcedStatefulService(
factory,
descriptor,
NewAnySupport(additionalDescriptors),
persistenceId,
snapshotEvery
)
);
return(this);
}
public CloudState RegisterCrdtEntity <T>(
ServiceDescriptor descriptor,
params FileDescriptor[] additionalDescriptors)
{
var entityClass = typeof(T);
var entity = entityClass.GetCustomAttribute <CrdtEntityAttribute>();
if (entity == null)
{
throw new InvalidOperationException(
entityClass + " does not declare an " + nameof(CrdtEntityAttribute) + " attribute");
}
var anySupport = NewAnySupport(additionalDescriptors);
StatefulServices.Add(
descriptor.FullName,
new CrdtStatefulService(
new AttributeBasedCrdtHandlerFactory(entityClass, anySupport, descriptor),
descriptor,
anySupport));
return(this);
}
private void AddService(ServiceDescriptor serviceDescriptor)
{
foreach (var method in serviceDescriptor.Methods)
{
filesBySymbol[method.FullName] = method.File;
}
filesBySymbol[serviceDescriptor.FullName] = serviceDescriptor.File;
}