Fwd: [Biococoa-dev] BCSymbolSet

Philipp Seibel biococoa at bioworxx.com
Thu Mar 10 15:53:11 EST 2005

> Why NSMutableSet? NSSet contains the needed allObjects method 
> already...
> Alex

Because we have a NSMutableSet inside the current BCSymbolSet class. 
There are also mutability methods, so we need a mutable class.


> On 10-mrt-05, at 20:43, John Timmer wrote:
>>>>> i'd like to make the suggestion to make BCSymbolSet a subclass of
>>>>> NSMutableSet, to get all set features for free. I for example need 
>>>>> the
>>>>> allObjects: method for my BCScoringMatrix class.
>>>> I think we were going to make BCSymbolSet already.  I think the root
>>>> class
>>>> was going to be non-mutable and hold standard sets, like all
>>>> nucleotides,
>>>> etc.
>>> Yes i noticed that, but it derives from NSObject, would be cleaner if
>>> it derives from NS(Mutable)Set. (just my opinion)

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