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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.
<?xml version="1.0" encoding="UTF-8"?> <plannerBenchmark> <benchmarkDirectory>local/data/tsp</benchmarkDirectory> <warmUpSecondsSpend>30</warmUpSecondsSpend> <inheritedSolverBenchmark> <problemBenchmarks> <xstreamAnnotatedClass>org.drools.planner.examples.tsp.domain.TravelingSalesmanTour</xstreamAnnotatedClass> <inputSolutionFile>data/tsp/unsolved/dj38.xml</inputSolutionFile> <inputSolutionFile>data/tsp/unsolved/europe40.xml</inputSolutionFile> <inputSolutionFile>data/tsp/unsolved/lu980.xml</inputSolutionFile> <problemStatisticType>BEST_SOLUTION_CHANGED</problemStatisticType> </problemBenchmarks> <solver> <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>5</maximumMinutesSpend> </termination> </solver> </inheritedSolverBenchmark> <solverBenchmark> <name>tabuSearch</name> <solver> <constructionHeuristic> <constructionHeuristicType>FIRST_FIT</constructionHeuristicType> </constructionHeuristic> <localSearch> <selector> <selector> <moveFactoryClass>org.drools.planner.core.move.generic.GenericChainedChangeMoveFactory</moveFactoryClass> </selector> <selector> <moveFactoryClass>org.drools.planner.core.move.generic.GenericChainedChangePartMoveFactory</moveFactoryClass> </selector> </selector> <acceptor> <solutionTabuSize>1000</solutionTabuSize> <planningEntityTabuSize>7</planningEntityTabuSize> </acceptor> <forager> <pickEarlyType>NEVER</pickEarlyType> <minimalAcceptedSelection>10000</minimalAcceptedSelection> </forager> </localSearch> </solver> </solverBenchmark> </plannerBenchmark>