Note that Jess also understands getter and setter conventions, so:
(set ?door state "open")
is equivalent to
(?door setState "open")
On Nov 17, 2008, at 7:44 AM, Wolfgang Laun wrote:
The Jess User Manual 5.3.2 explains about the OBJECT slot in shadow
facts which you
get in addition to those derived from the Java class fields. It
contains a reference to the
Java object. Chapter 8 contains details about calling methods on
Java objects.
For instance,
(?door setState "open")
is equivalent to Java's
Door door = ...;
...
door.setState( "open" );
On Mon, Nov 17, 2008 at 2:35 PM, John Chrysakis
<[EMAIL PROTECTED]> wrote:
And what door symbols?? Could you be more specific
of using OBJECT ?door please?
One of my ideas is to pass the name of each instance a
On Mon, 17 Nov 2008, Ernest Friedman-Hill wrote:
> (defrule open-door
> (Door {state == "closed"} (OBJECT ?door))
> =>
> (?door setState "open"))
>
> On Nov 17, 2008, at 5:33 AM, John Chrysakis wrote:
>
> >
> > Hello to jess community,
> >
> > I am having a question.
> >
> > Till now I have used shadow facts through jess api to develop a
rule
> > base system. In eaSrch defrule where I need one slot the
corresponding
> > getXXX method was called to retrieve its value. e.g getstate() for
> > the slot state.
> > Example of defrule: (Door {state == "closed"}) => ...
> >
> >
> > Now I need to set the slot from a defule. How Can I Do that?
> > I have a setstate method but how should I write the rule?
> >
> > thanks in advance!
> >
> >
> > John CH.
> >
> >
> >
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> ---------------------------------------------------------
> Ernest Friedman-Hill
> Informatics & Decision Sciences, Sandia National Laboratories
> PO Box 969, MS 9012, Livermore, CA 94550
> http://www.jessrules.com
>
>
>
>
>
>
>
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