Ahaa ..
I had a cast exception (float/double) that was unexpectedly cropping up --- hacking
around it fixes the problem.
I suspect that you should perhaps propagate the exception up during the definstance ..
Thanks, as usual for a prompt and helpful reply.
Tnx
Alanl
[EMAIL PROTECTED] wrote:
> Well, hmmm. Never seen this before.
>
> Are you sure the (definstance) call that creates this isn't throwing
> an exception? Looking at the code, I see I've written such that it's
> possible for definstance to abort with an exception but still put a
> new fact on the fact list (which is definitely a Jess bug, whether
> it's the root of your problems or not.) Is it possible that
> getCurweight() throws an exception?
>
> I think alan littleford wrote:
> > I'm using Jess 5.1 and I have a javabean UserProfile that I am defclassing. If I
> > (ppdeftemplate) the result I get the following:
> >
> > Reaper:RETE:(deftemplate UserProfile extends __fact "$JAVA-OBJECT$
> > com.hi.model.UserProfile"
> > (slot class (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot creationdate (default
> > <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot curweight (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot dob (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot gender (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot height (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot id (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot implInfo (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot lastaccesstime (default
> > <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot log (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot profileData (default <External-Address:jess.SerializablePropertyDescriptor>)
> >
> > (slot regweight (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot user (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot userInfo (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot valid (default <External-Address:jess.SerializablePropertyDescriptor>)
> > (slot OBJECT (type 2048))
> >
> > which looks correct. I now definstance an instance of the bean and do a (facts)
> > where I get the following:
> >
> > :f-3 (UserProfile (class <External-Address:java.lang.Class>)
> > (creationdate <External-Address:java.sql.Timestamp>)
> > (curweight <External-Address:jess.SerializablePropertyDescriptor>)
> > (dob <External-Address:jess.SerializablePropertyDescriptor>)
> > (gender <External-Address:jess.SerializablePropertyDescriptor>)
> > (height <External-Address:jess.SerializablePropertyDescriptor>)
> > (id <External-Address:jess.SerializablePropertyDescriptor>)
> > (implInfo <External-Address:jess.SerializablePropertyDescriptor>)
> > (lastaccesstime <External-Address:jess.SerializablePropertyDescriptor>)
> > (log <External-Address:jess.SerializablePropertyDescriptor>)
> > (profileData <External-Address:jess.SerializablePropertyDescriptor>)
> > (regweight <External-Address:jess.SerializablePropertyDescriptor>)
> > (use <External-Address:jess.SerializablePropertyDescriptor>)
> > (userInfo <External-Address:jess.SerializablePropertyDescriptor>)
> > (valid <External-Address:jess.SerializablePropertyDescriptor>)
> > (OBJECT <External-Address:com.hi.model.UserProfile>
> >
> > The problem here is that ther than the slots OBJECT and creationdate the slots
> > don't seem to have values - rather they are still SerializablePropertyDescriptors.
> > For instance the slot height is coming from public double getHeight() and public
> > void setHeight(double height) so I would expect to be seeing (height 6.1) or some
> > such. Indeed when I use the fact in the LHS of a rule and attempt to (test..) the
> > value of slot height I explode (here ?ht is the variable used in the height slot in
> > the rules's LHS):
> > ----
> > Jess reported an error in routine Value.numericValue while executing (< ?ht 4.5)
> > while executing (or (< ?ht 4.5)) while executing 'test' CE while executing rule LHS
> > (Node2) while executing rule LHS (TECT) while executing (definstance
> > GoalTargetWeightEvent ?obj dynamic) while executing defrule sanity-check-setup-1
> > while executing (run). Message: Not a number:
> > "<External-Address:jess.SerializablePropertyDescriptor>" (type = EXTERNAL_ADDRESS).
> >
> > ----
> > The odd thing about this is I have other defclass/definstance beans which are all
> > working just fine. The UserProfile JavaBean seems just fine.
> >
> > Sign me "stumped in California"
> >
> > Tnx
> > Alan Littleford
> >
>
> ---------------------------------------------------------
> Ernest Friedman-Hill
> Distributed Systems Research Phone: (925) 294-2154
> Sandia National Labs FAX: (925) 294-2234
> Org. 8920, MS 9012 [EMAIL PROTECTED]
> PO Box 969 http://herzberg.ca.sandia.gov
> Livermore, CA 94550
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