Good mornig,
i m working in java and jess....i need to set a message (string) in java
with a jess command how i can do?
for example my class for send massage is Send_message("ID","message_to_send");
working in jess i do a rule engine and the out of rules set-up the "message_to_send"
in the class (java).
>-- Messaggio Originale --
>From: [EMAIL PROTECTED]
>Subject: Re: JESS: Rules not firing
>To: [EMAIL PROTECTED]
>Date: Mon, 3 May 2004 19:09:34 -0700 (PDT)
>Reply-to: [EMAIL PROTECTED]
>
>
>I think Rajani Sadasivam wrote:
>> ==> f-1 (MAIN::book (name "Java for beginners") (keyword "Java")
>> (publisher "oreilly") (price 15))
>
>-vs-
>
>> ==> f-5 (MAIN::book (name samplebook) (keyword Java) (publisher oreilly)
>
>> (price 14))
>
>Jess has both a "String" type and a "symbol" or "atom" type (this is
>covered over the first few paragraphs of chapter 2 of the manual;
>worth a look.) The quoted string "Java" and the unquoted symbol Java
>are two different things. If you write a rule to match symbols, then
>this rule won't match strings. If you write it to match strings, then
>it won't match symbols. You just have to pick one and be
>consistent. You wrote your rule to not use quotes around the
>publisher and keyword, but you asserted the facts (from Jess anyway)
>with the quotes included, and this is why your rule doesn't match.
>
>Because book titles and publisher names will both often have spaces in
>them, you are required to use Strings -- i.e., double-quoted
>characters. Just do this consistently; when you assert the fact from
>Jess, or from Java, and when you write the rule: always use the
>quotes. For keywords, you might choose to use symbols instead, and so
>omit the quotes, but again, you have to be consistent.
>
>
>
>
>---------------------------------------------------------
>Ernest Friedman-Hill
>Science and Engineering PSEs Phone: (925) 294-2154
>Sandia National Labs FAX: (925) 294-2234
>PO Box 969, MS 9012 [EMAIL PROTECTED]
>Livermore, CA 94550 http://herzberg.ca.sandia.gov
>
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