private void ObserveUntrackedObjects(MetaType type, object item, Dictionary <object, object> visited)
{
if (!visited.ContainsKey(item))
{
visited.Add(item, item);
TrackedObject trackedObject = this.tracker.GetTrackedObject(item);
if (trackedObject == null)
{
trackedObject = this.tracker.Track(item);
trackedObject.ConvertToNew();
}
else if (trackedObject.IsDead || trackedObject.IsRemoved)
{
return;
}
foreach (RelatedItem item2 in this.services.GetParents(type, item))
{
this.ObserveUntrackedObjects(item2.Type, item2.Item, visited);
}
if (trackedObject.IsNew && !trackedObject.IsPendingGeneration(trackedObject.Type.IdentityMembers))
{
trackedObject.SynchDependentData();
}
foreach (RelatedItem item3 in this.services.GetChildren(type, item))
{
this.ObserveUntrackedObjects(item3.Type, item3.Item, visited);
}
}
}
/// <summary>
/// Adds an entity in a pending insert state to this ALinq.Table<TEntity>.
/// </summary>
/// <param name="entity">The entity to be added.</param>
public void InsertOnSubmit(TEntity entity)
{
if (entity == null)
{
throw Error.ArgumentNull("entity");
}
CheckReadOnly();
context.CheckNotInSubmitChanges();
context.VerifyTrackingEnabled();
MetaType inheritanceType = metaTable.RowType.GetInheritanceType(entity.GetType());
if (!IsTrackableType(inheritanceType))
{
throw Error.TypeCouldNotBeAdded(inheritanceType.Type);
}
TrackedObject trackedObject = context.Services.ChangeTracker.GetTrackedObject(entity);
if (trackedObject == null)
{
context.Services.ChangeTracker.Track(entity).ConvertToNew();
}
else if (trackedObject.IsWeaklyTracked)
{
trackedObject.ConvertToNew();
}
else if (trackedObject.IsDeleted)
{
trackedObject.ConvertToPossiblyModified();
}
else if (trackedObject.IsRemoved)
{
trackedObject.ConvertToNew();
}
else if (!trackedObject.IsNew)
{
throw Error.CantAddAlreadyExistingItem();
}
}
private void TrackUntrackedObjects(MetaType type, object item, Dictionary <object, object> visited)
{
if (!visited.ContainsKey(item))
{
visited.Add(item, item);
TrackedObject trackedObject = this.tracker.GetTrackedObject(item);
if (trackedObject == null)
{
trackedObject = this.tracker.Track(item);
trackedObject.ConvertToNew();
}
else if (trackedObject.IsDead || trackedObject.IsRemoved)
{
return;
}
foreach (RelatedItem item2 in this.services.GetParents(type, item))
{
this.TrackUntrackedObjects(item2.Type, item2.Item, visited);
}
if (trackedObject.IsNew)
{
trackedObject.InitializeDeferredLoaders();
if (!trackedObject.IsPendingGeneration(trackedObject.Type.IdentityMembers))
{
trackedObject.SynchDependentData();
object obj3 = this.services.InsertLookupCachedObject(trackedObject.Type, item);
if (obj3 != item)
{
TrackedObject obj4 = this.tracker.GetTrackedObject(obj3);
if (!obj4.IsDeleted && !obj4.CanInferDelete())
{
if (!obj4.IsDead)
{
throw new DuplicateKeyException(item, Strings.CantAddAlreadyExistingKey);
}
}
else
{
trackedObject.ConvertToPossiblyModified(obj4.Original);
obj4.ConvertToDead();
this.services.RemoveCachedObjectLike(trackedObject.Type, item);
this.services.InsertLookupCachedObject(trackedObject.Type, item);
}
}
}
else
{
object cachedObjectLike = this.services.GetCachedObjectLike(trackedObject.Type, item);
if (cachedObjectLike != null)
{
TrackedObject obj6 = this.tracker.GetTrackedObject(cachedObjectLike);
if (obj6.IsDeleted || obj6.CanInferDelete())
{
trackedObject.ConvertToPossiblyModified(obj6.Original);
obj6.ConvertToDead();
this.services.RemoveCachedObjectLike(trackedObject.Type, item);
this.services.InsertLookupCachedObject(trackedObject.Type, item);
}
}
}
}
foreach (RelatedItem item3 in this.services.GetChildren(type, item))
{
this.TrackUntrackedObjects(item3.Type, item3.Item, visited);
}
}
}