The PostgreSQL driver uses a state machine
(see the PGConnection class). The url is:

http://members.rogers.com/yanni/pgsqueak/

Hannes Hirzel wrote:
> 
> Hi
> as Eric Merritt was asking how to implement a state machine in Squeak
> here is my question:
> 
> Does anybody have an example of a state machine implementation
> already in the Squeak image which could be taken as an example?
> 
> Or a pointer to some Smalltalk code / tutorial how to do it in various
> ways?
> 
> Regards
> Hannes Hirzel