private T CreateEntityManagerCore()
{
var compositionProvider = Composition.Provider as ISupportsRecomposition;
if (compositionProvider != null && compositionProvider.IsRecomposing)
{
throw new InvalidOperationException(StringResources.CreatingEntityManagerDuringRecompositionNotAllowed);
}
Composition.BuildUp(this);
EventFns.Subscribe(this);
EnsureDelegates();
var manager = CreateEntityManager();
if (ConnectionOptions.IsDesignTime)
{
manager.Fetching +=
delegate { throw new InvalidOperationException(StringResources.ManagerTriedToFetchData); };
manager.Saving +=
delegate { throw new InvalidOperationException(StringResources.ManagerTriedToSaveData); };
if (SampleDataProviders != null)
{
SampleDataProviders.ForEach(p => p.AddSampleData(manager));
}
}
return(manager);
}
private void PopulateStoreEcs()
{
// Create a separate isolated EntityManager
var manager = CreateEntityManager();
manager.Options.UseDefaultAuthenticationContext = false;
manager.AuthenticationContext = AnonymousAuthenticationContext.Instance;
manager.DefaultQueryStrategy = QueryStrategy.CacheOnly;
manager.DefaultEntityReferenceStrategy = EntityReferenceStrategy.NoLoad;
if (SampleDataProviders != null)
{
SampleDataProviders.ForEach(p => p.AddSampleData(manager));
}
_storeEcs = manager.CacheStateManager.GetCacheState();
// We used the manager just to get the ECS; now clear it out
manager.Clear();
}