private void ProcessRegistry(PersistenceState persistenceState)
{
foreach (var item in activeRegistry.GetItems(persistenceState))
{
if (IsPinned(item))
{
PinnedItems.Register(item);
}
else
{
PersistableItems.Register(item);
}
}
}
public virtual IEnumerable <PersistAction> GetPersistSequence(EntityChangeRegistry registry)
{
// Delete
foreach (var action in GetDeleteSequence(GetRemovedStates(registry)))
{
yield return(action);
}
// Update
foreach (var state in registry.GetItems(PersistenceState.Modified))
{
if (state.IsNotAvailableOrMarkedAsRemoved)
{
continue;
}
yield return(new PersistAction(Node, state, PersistActionKind.Update));
state.DifferentialTuple.Merge();
}
// Insert
foreach (var action in GetInsertSequence(GetCreatedStates(registry)))
{
yield return(action);
}
// Commit state differences, if any
foreach (var state in GetCreatedStates(registry))
{
state.CommitDifference();
}
}
protected static IEnumerable <EntityState> GetRemovedStates(EntityChangeRegistry registry)
{
return(registry
.GetItems(PersistenceState.Removed)
.Except(registry.GetItems(PersistenceState.New)));
}
protected static IEnumerable <EntityState> GetCreatedStates(EntityChangeRegistry registry)
{
return(registry
.GetItems(PersistenceState.New)
.Where(state => !state.IsNotAvailableOrMarkedAsRemoved));
}