Hi, Thanks for immediate reply. I got it working after
this correction.
--- Jason Morris <[EMAIL PROTECTED]> wrote:
> Hi Arti,
>
> I think that the main problem is in your constructor
> for the new Fact
> (JIA p.416). The constructor for Fact takes a two
> arguments: the
> first represents the name of an unordered
> deftemplate that the Rete
> engine should attempt to use. You are passing in
> "jess state resume"
> and the Rete engine is not finding that template.
> As a default, it
> creates an ordered fact of its own. Perhaps Ernest
> can give you the
> gory details, but I changed your assertion (plus a
> few watch commands)
> to:
>
> rete.executeCommand("(assert(jess state
> resume))");
>
> and got the following trace:
>
> MAIN::init-rule: +1+1+t
> MAIN::AssertAnswer: +1+1+1+1+1+t
> MAIN::EvaluateAnswer: +1+1+1+1+1+t
> ==> Focus MAIN
> ==> f-0 (MAIN::initial-fact)
> ==> Activation: MAIN::init-rule : f-0
> Running...
> FIRE 1 MAIN::init-rule f-0
> Writing Question
> <== Focus MAIN
> run() returned ...1
> Java received :: Is this a question?
> Java Answered :: null
> ==> f-1 (MAIN::jess state resume)
> ==> Activation: MAIN::AssertAnswer : f-1
> f-0 (MAIN::initial-fact)
> f-1 (MAIN::jess state resume)
> For a total of 2 facts in all modules.
> FIRE 1 MAIN::AssertAnswer f-1
> Asserting answer....
> ==> f-2 (MAIN::answer is
> <External-Address:java.lang.String>)
> Done
>
> .. which hopefully is what you were after. :-D
> Cheers,
> Jason
>
>
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> [EMAIL PROTECTED]
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>
>
>
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