public BackupedState(EntitySetState state)
{
IsLoaded = state.IsLoaded;
TotalItemCount = state.TotalItemCount;
AddedKeys = state.addedKeys.Values.ToList();
RemovedKeys = state.removedKeys.Values.ToList();
}
/// <summary>
/// Register the specified <see cref="EntitySetState"/>.
/// </summary>
/// <param name="entitySetState"><see cref="EntitySetState"/> to bound.</param>
public void Register(EntitySetState entitySetState)
{
modifiedEntitySets.Add(entitySetState);
}