public override void OnNext(IChange <CollectionOperation <T> > value)
{
if (value == null)
{
return;
}
Dictionary <T, TAdaptee> removedOnChange = null;
foreach (var update in value.Operations())
{
switch (update.Type)
{
case CollectionOperationType.Add:
_state.OnAdd(update.Item, _func, removedOnChange);
break;
case CollectionOperationType.Remove:
_state.OnRemove(update.Item, ref removedOnChange);
break;
case CollectionOperationType.Clear:
_state.Clear();
break;
default:
throw new ArgumentOutOfRangeException();
}
}
var adapter = new Change(value, _state, removedOnChange);
var result = new ChangedCollectionData <TAdaptee>(adapter, _state);
this.Adaptee.OnNext(result);
}
public override void OnNext(ChangedCollectionData <T> value)
{
var change = new CollectionChange <T, TAdaptee>(value.Change, _selector);
var state = new CollectionAdapter <T, TAdaptee>(value.ReachedState, _selector);
this.Adaptee.OnNext(new ChangedCollectionData <TAdaptee>(change, state));
}