[squeak-dev] How to intern UUIDs? :-)

Jakob Reschke forums.jakob at resfarm.de
Mon Mar 2 17:42:01 UTC 2020

Well I suppose there is just too many of them. :-) To put them in a
registry you'd have to hold onto them. Having them dangling like now-unused
Symbols would be bad.

If you can, I'd say use equality instead of identity.

Marcel Taeumel <marcel.taeumel at hpi.de> schrieb am Mo., 2. März 2020, 16:38:

> Heyho!
> The following line made me (somehow) expect to get the same instance of
> UUID as generated just before via "UUID new":
> UUID fromString: '165fea06-1260-bf45-b6e2-43016456a4f8'.
> :-D
> Testing some object serialization (to/from Json) in combination with an
> IdentityKeyDictionary, I could not find the key, which is that UUID.
> ***
> General question: *Would UUID interning make sense?* Could the UUID
> plugin do it? Do plugins have access to object memory?
> Best
> Marcel
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