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Drools Planner optimizes automated planning by combining metaheuristic search algorithms with rule engine powered score calculation. This is the drools-planner-examples module which contains examples on how to use Drools Planner.

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<?xml version="1.0" encoding="UTF-8"?>
<solver>
  <!--<environmentMode>DEBUG</environmentMode>-->
  <solutionClass>org.drools.planner.examples.tsp.domain.TravelingSalesmanTour</solutionClass>
  <planningEntityClass>org.drools.planner.examples.tsp.domain.Visit</planningEntityClass>

  <scoreDirectorFactory>
    <scoreDefinitionType>SIMPLE</scoreDefinitionType>
    <scoreDrl>/org/drools/planner/examples/tsp/solver/tspScoreRules.drl</scoreDrl>
  </scoreDirectorFactory>

  <termination>
    <maximumMinutesSpend>2</maximumMinutesSpend>
  </termination>
  <constructionHeuristic>
    <constructionHeuristicType>FIRST_FIT</constructionHeuristicType>
  </constructionHeuristic>
  <localSearch>
    <unionMoveSelector>
      <changeMoveSelector>
        <cacheType>PHASE</cacheType>
        <selectionOrder>SHUFFLED</selectionOrder>
      </changeMoveSelector>
      <swapMoveSelector>
        <cacheType>PHASE</cacheType>
        <selectionOrder>SHUFFLED</selectionOrder>
      </swapMoveSelector>
    </unionMoveSelector>
    <acceptor>
      <solutionTabuSize>1000</solutionTabuSize>
      <planningEntityTabuSize>7</planningEntityTabuSize>
    </acceptor>
    <forager>
      <minimalAcceptedSelection>10000</minimalAcceptedSelection>
    </forager>
  </localSearch>
</solver>