[rules-users] planner: Solver-Phase after a ProblemFactChange?

Geoffrey De Smet ge0ffrey.spam at gmail.com
Tue Apr 2 11:29:35 EDT 2013


Op 02-04-13 17:23, roman.stumm schreef:
> When the solver is in the localSearch phase and a problem-fact-change occurs:
> will the solver jump back
> into the construction-heuristics phase or continue with the local search?
it will jump back, but only change the facts which have a null planning 
value.
>
> Reason for my question: We have a (chained) vehicle-routing-problem with a
> custom SwapMove- and ChangeMove-SelectionFilter that return 'false' for
> some moves (on immovable planning entities, e.g. when a stop should be
> pinned to a specific tour etc.), but the solver modifies them nevertheless
> after a problem-fact-change?
The new construction heuristics implementation (same config) will fix 
the immovable planning entity selector being ignored by the const heur 
for 6.0, but that fix won't make 6.0.0.Beta1 :(
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