[TYPO3-mvc] Bug or feature: implementation of Iterator and ArrayAccess of Tx_Extbase_Persistence_ObjectStorage does't not work as expected

[Marc Bastian Heinrichs]

Hej,

> Hey MB, (you yourself pointed me to this :P)

:-)
But Maba is the "official" common short version for Marc Bastian. :-)

>> $modelA->modelBs m:m relation to $modelB
>> $modelBs = $modelA->getModelBs()
>>
>> So $modelBs is an objectStorage object.
>>
>> This does not work:
>> foreach($modelBs as $modelB) {
>>      $modelBs->detach($modelB);
>> }
> 
> DDD wise, shouldn't it be more like this?
> 
> foreach($modelBs as $modelB) {
> 	$modelA->removeModelB($modelB);
> }

Jep, if $modelBs is the clone, returned by $modelA->getModelBs(), this
will work.

> Just for the case that the removal of a child modelB could/would have to 
> trigger some domain related tasks which are kept track on by $modelA. 
> I'm just mentioning this, because I became a bit sensible for this 
> during the discussion with Thomas on returning clones by getters (which 
> DDD wise would make sense for getters returning objectStorages and 
> having dedicated API methods to add/remove items).

For shure that's a good point. Thinking about this later :-)


Best
Maba