Subject: RE: State machine for "empty" agents
From: Birger Møller-Pedersen (ETO) (Birger.Moller-Pedersen#eto.ericsson.se)
Date: Fri Jun 01 2001 - 06:32:16 GMT
I also buy into this broad agreement.
As far as I recall, atleast we discussed the case that a block with "global variables" and without a state machine implies a state machine, but I must admit that I have not checked what the final text on this amounted to.
/birger
> -----Original Message-----
> From: Rick Reed [mailto:Rick.Reed#etsi.fr]
> Sent: 1. juni 2001 08:18
> To: 'SDL Meeting'
> Subject: RE: State machine for "empty" agents
>
>
> Dear All,
>
> It seems that Reinhard, Thomas and myself are broadly in agreement.
>
> WRT to the options suggested by Reinhard, I prefer the "two line
> modification", rather than add a transformation. We need the
> corresponding
> updates to Z.100 text, but I assume that these will be similar to my
> suggestions and will go in the Semantics sections.
>
> Rick Reed (at ETSI)
> Tel: +33 4 92 94 42 68
> mob: +44 79 70 50 96 50
> email: rickreed#tseng.co.uk
>
> -----Original Message-----
> From: owner-meeting#sdl-forum.org
> [mailto:owner-meeting#sdl-forum.org]On
> Behalf Of Reinhard Gotzhein
> Sent: 01 June 2001 07:42
> To: thomas.weigert#motorola.com
> Cc: SDL Meeting
> Subject: Re: State machine for "empty" agents
>
>
> On 31 May, Thomas Weigert wrote:
> > My intuition is that every agent should have behavior. If none is
> explicitly
> > defined in terms of a state machine, then the behavior is
> determined by
> the
> > contained agents (e.g., stops when all contained agents stop) or
> immediately
> > stops otherwise.
> >
> > This could be accomplished by having an implicit state
> machine that just
> > transitions into the stop state from the initial state,
>
> ... after its substructure has been completely created! If this
> stop-transition is executed "too early", i.e., if there is no
> substructure yet, then the agent instance ceases to exist right
> after its creation.
>
> Reinhard
>
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