org.drools.planner.examples.examination.solver.examinationSolverConfig.xml Maven / Gradle / Ivy

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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"?>
<localSearchSolver>
    <!--<environmentMode>DEBUG</environmentMode>-->
    <scoreDrl>/org/drools/planner/examples/examination/solver/examinationScoreRules.drl</scoreDrl>
    <scoreDefinition>
        <scoreDefinitionType>HARD_AND_SOFT</scoreDefinitionType>
    </scoreDefinition>
    <startingSolutionInitializerClass>org.drools.planner.examples.examination.solver.solution.initializer.ExaminationStartingSolutionInitializer</startingSolutionInitializerClass>
    <termination>
        <!--
            Official benchmark maximumSecondsSpend allowed on:
            - ge0ffrey's main pc: 429
            - ge0ffrey's old pc: 1152
        -->
        <maximumSecondsSpend>429</maximumSecondsSpend>
        <!--<scoreAttained>-0hard/-999999soft</scoreAttained>-->
        <!--<maximumStepCount>100</maximumStepCount>-->
    </termination>
    <!--<deciderScoreComparatorFactory>-->
        <!--<deciderScoreComparatorFactoryType>SHIFTING_HARD_PENALTY</deciderScoreComparatorFactoryType>-->
        <!--<hardScoreActivationThreshold>0</hardScoreActivationThreshold>-->
        <!--<successiveNoHardChangeMinimum>2</successiveNoHardChangeMinimum>-->
        <!--<successiveNoHardChangeMaximum>20</successiveNoHardChangeMaximum>-->
        <!--<successiveNoHardChangeRepetitionMultiplicand>20.0</successiveNoHardChangeRepetitionMultiplicand>-->
        <!--<hardWeightSurvivalRatio>0.2</hardWeightSurvivalRatio>-->
        <!--<startingHardWeight>1000</startingHardWeight>-->
    <!--</deciderScoreComparatorFactory>-->
    <selector>
        <!--<selector>-->
            <!--<topSize>10</topSize>-->
        <!--</selector>-->
        <!--<selector class="org.drools.planner.examples.examination.solver.selector.AllMovesOfOneExamSelectorConfig"/>-->
        <selector>
            <moveFactoryClass>org.drools.planner.examples.examination.solver.move.factory.PeriodChangeMoveFactory</moveFactoryClass>
        </selector>
        <selector>
            <moveFactoryClass>org.drools.planner.examples.examination.solver.move.factory.RoomChangeMoveFactory</moveFactoryClass>
        </selector>
        <selector>
            <moveFactoryClass>org.drools.planner.examples.examination.solver.move.factory.ExamSwitchMoveFactory</moveFactoryClass>
        </selector>
    </selector>
    <acceptor>
        <completeSolutionTabuSize>1000</completeSolutionTabuSize>
        <completePropertyTabuSize>10</completePropertyTabuSize>
    </acceptor>
    <forager>
        <pickEarlyType>NEVER</pickEarlyType>
        <minimalAcceptedSelection>1400</minimalAcceptedSelection><!-- TODO tweak me -->
    </forager>
    <!--<selector>-->
        <!--<moveFactoryClass>org.drools.planner.examples.examination.solver.move.factory.PeriodChangeExaminationMoveFactory</moveFactoryClass>-->
        <!--<shuffleMovesEveryStep>true</shuffleMovesEveryStep>-->
    <!--</selector>-->
    <!--<acceptor>-->
        <!--<acceptorType>SIMULATED_ANNEALING</acceptorType>-->
    <!--</acceptor>-->
    <!--<forager>-->
        <!--<minimalAcceptedSelection>4</minimalAcceptedSelection>-->
    <!--</forager>-->
</localSearchSolver>