public object GetCollection(object key, ISessionImplementor session, object owner)
{
ICollectionPersister persister = GetPersister(session);
IPersistenceContext persistenceContext = session.PersistenceContext;
EntityMode entityMode = session.EntityMode;
if (entityMode == EntityMode.Xml && !isEmbeddedInXML)
{
return(UnfetchedCollection);
}
// check if collection is currently being loaded
IPersistentCollection collection = persistenceContext.LoadContexts.LocateLoadingCollection(persister, key);
if (collection == null)
{
// check if it is already completely loaded, but unowned
collection = persistenceContext.UseUnownedCollection(new CollectionKey(persister, key, entityMode));
if (collection == null)
{
// create a new collection wrapper, to be initialized later
collection = Instantiate(session, persister, key);
collection.Owner = owner;
persistenceContext.AddUninitializedCollection(persister, collection, key);
// some collections are not lazy:
if (InitializeImmediately(entityMode))
{
session.InitializeCollection(collection, false);
}
else if (!persister.IsLazy)
{
persistenceContext.AddNonLazyCollection(collection);
}
if (HasHolder(entityMode))
{
session.PersistenceContext.AddCollectionHolder(collection);
}
}
if (log.IsDebugEnabled)
{
log.Debug("Created collection wrapper: " + MessageHelper.CollectionInfoString(persister, collection, key, session));
}
}
collection.Owner = owner;
return(collection.GetValue());
}
public async Task <object> GetCollectionAsync(object key, ISessionImplementor session, object owner, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
ICollectionPersister persister = GetPersister(session);
IPersistenceContext persistenceContext = session.PersistenceContext;
// check if collection is currently being loaded
IPersistentCollection collection = persistenceContext.LoadContexts.LocateLoadingCollection(persister, key);
if (collection == null)
{
// check if it is already completely loaded, but unowned
collection = persistenceContext.UseUnownedCollection(new CollectionKey(persister, key));
if (collection == null)
{
// create a new collection wrapper, to be initialized later
collection = Instantiate(session, persister, key);
collection.Owner = owner;
persistenceContext.AddUninitializedCollection(persister, collection, key);
// some collections are not lazy:
if (InitializeImmediately())
{
await(session.InitializeCollectionAsync(collection, false, cancellationToken)).ConfigureAwait(false);
}
else if (!persister.IsLazy)
{
persistenceContext.AddNonLazyCollection(collection);
}
if (HasHolder())
{
session.PersistenceContext.AddCollectionHolder(collection);
}
}
if (log.IsDebugEnabled())
{
log.Debug("Created collection wrapper: {0}", MessageHelper.CollectionInfoString(persister, collection, key, session));
}
}
collection.Owner = owner;
return(collection.GetValue());
}
