[rules-users] OptaPlanner: unsolved score & constraint failure messages

[Sandeep Bandela]

Thanks Geoffrey, I missed that section 5.5 in the manual.
I will be eagerly waiting for updates on 2nd point :)


On Wed, Jun 26, 2013 at 9:00 PM, Geoffrey De Smet
<ge0ffrey.spam at gmail.com>wrote:

>  1) yes
> Take a look if this section in the manual solves your questions:
>   5.5. Reusing the score calculation outside the Solver
>
> http://docs.jboss.org/drools/release/latest/optaplanner-docs/html_single/index.html#d0e4529
>
> 2) For Beta4 (which will be released soon), that section is improved to
> show the use of ScoreDirector.getConstaintMatch() which will answer
> question 2).
>
>
> On 26-06-13 17:13, Sandeep Bandela wrote:
>
>   Hi,
>  I have some experience with drools 5 and now experimenting on planner &
> drools 6.
> I have 'unsolved' PlanningSolution that could be given to a solver and it
> successfully solves it. (its just the curriculum example with few more
> variables like teachingAssistant, equipment etc)
>
>  I need to know few things about this unsolved solution.
> 1) I want to know the score of this unsolved before starting to solve it.
> can I do this without instantiating my own drools session with my score
> holder and execute the rules for score? i.e only using optaplanner-api and
> not depend on underlying rules engine used by planner.
>  2) I also want to have some information on what all rules got fired in
> calculation of score (the negative ones). to print the conflicting planning
> entities & their variables. I could put a message from each rule to some
> object in workingMem. but how can I get those objects back after the solver
> is done but didnt have a feasible solution/ or even for any given solution.
> or is there any better way?
>
>
> --
> Regards,
> Sandeep Bandela.
>
>
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-- 
Regards,
Sandeep Bandela.
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