Package org.drools.planner.core.solver

Examples of org.drools.planner.core.solver.DefaultSolver

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    // ************************************************************************
    // Builder methods
    // ************************************************************************

    public Solver buildSolver() {
        DefaultSolver solver = new DefaultSolver();
        BasicPlumbingTermination basicPlumbingTermination = new BasicPlumbingTermination();
        solver.setBasicPlumbingTermination(basicPlumbingTermination);
        EnvironmentMode environmentMode = this.environmentMode == null ? EnvironmentMode.REPRODUCIBLE
                : this.environmentMode;
        if (environmentMode != EnvironmentMode.PRODUCTION) {
            if (randomSeed != null) {
                solver.setRandomSeed(randomSeed);
            } else {
                solver.setRandomSeed(DEFAULT_RANDOM_SEED);
            }
        }
        SolutionDescriptor solutionDescriptor = buildSolutionDescriptor();
        ScoreDirectorFactory scoreDirectorFactory = scoreDirectorFactoryConfig.buildScoreDirectorFactory(
                environmentMode, solutionDescriptor);
        solver.setScoreDirectorFactory(scoreDirectorFactory);
        ScoreDefinition scoreDefinition = scoreDirectorFactory.getScoreDefinition();
        Termination termination = terminationConfig.buildTermination(scoreDefinition, basicPlumbingTermination);
        solver.setTermination(termination);
        BestSolutionRecaller bestSolutionRecaller = buildBestSolutionRecaller(environmentMode);
        solver.setBestSolutionRecaller(bestSolutionRecaller);
        if (CollectionUtils.isEmpty(solverPhaseConfigList)) {
            throw new IllegalArgumentException(
                    "Configure at least 1 phase (for example <localSearch>) in the solver configuration.");
        }
        List<SolverPhase> solverPhaseList = new ArrayList<SolverPhase>(solverPhaseConfigList.size());
        for (SolverPhaseConfig solverPhaseConfig : solverPhaseConfigList) {
            SolverPhase solverPhase = solverPhaseConfig.buildSolverPhase(environmentMode,
                    solutionDescriptor, scoreDefinition, termination);
            ((AbstractSolverPhase) solverPhase).setBestSolutionRecaller(bestSolutionRecaller);
            solverPhaseList.add(solverPhase);
        }
        solver.setSolverPhaseList(solverPhaseList);
        return solver;
    }
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    // ************************************************************************
    // Builder methods
    // ************************************************************************

    public Solver buildSolver() {
        DefaultSolver solver = new DefaultSolver();
        BasicPlumbingTermination basicPlumbingTermination = new BasicPlumbingTermination();
        solver.setBasicPlumbingTermination(basicPlumbingTermination);
        if (environmentMode != EnvironmentMode.PRODUCTION) {
            if (randomSeed != null) {
                solver.setRandomSeed(randomSeed);
            } else {
                solver.setRandomSeed(DEFAULT_RANDOM_SEED);
            }
        }
        SolutionDescriptor solutionDescriptor = buildSolutionDescriptor();
        DefaultSolutionDirector solutionDirector = new DefaultSolutionDirector();
        solutionDirector.setSolutionDescriptor(solutionDescriptor);
        solutionDirector.setRuleBase(buildRuleBase());
        ScoreDefinition scoreDefinition = scoreDefinitionConfig.buildScoreDefinition();
        solutionDirector.setScoreDefinition(scoreDefinition);
        solver.setSolutionDirector(solutionDirector);
        Termination termination = terminationConfig.buildTermination(scoreDefinition, basicPlumbingTermination);
        solver.setTermination(termination);
        BestSolutionRecaller bestSolutionRecaller = new BestSolutionRecaller();
        solver.setBestSolutionRecaller(bestSolutionRecaller);
        if (solverPhaseConfigList == null || solverPhaseConfigList.isEmpty()) {
            throw new IllegalArgumentException(
                    "Configure at least 1 phase (for example <localSearch>) in the solver configuration.");
        }
        List<SolverPhase> solverPhaseList = new ArrayList<SolverPhase>(solverPhaseConfigList.size());
        for (SolverPhaseConfig solverPhaseConfig : solverPhaseConfigList) {
            SolverPhase solverPhase = solverPhaseConfig.buildSolverPhase(environmentMode,
                    solutionDescriptor, scoreDefinition, termination);
            ((AbstractSolverPhase) solverPhase).setBestSolutionRecaller(bestSolutionRecaller);
            solverPhaseList.add(solverPhase);
        }
        solver.setSolverPhaseList(solverPhaseList);
        return solver;
    }
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    // ************************************************************************
    // Builder methods
    // ************************************************************************

    public Solver buildSolver() {
        DefaultSolver solver = new DefaultSolver();
        BasicPlumbingTermination basicPlumbingTermination = new BasicPlumbingTermination();
        solver.setBasicPlumbingTermination(basicPlumbingTermination);
        if (environmentMode != EnvironmentMode.PRODUCTION) {
            if (randomSeed != null) {
                solver.setRandomSeed(randomSeed);
            } else {
                solver.setRandomSeed(DEFAULT_RANDOM_SEED);
            }
        }
        SolutionDescriptor solutionDescriptor = buildSolutionDescriptor();
        ScoreDirectorFactory scoreDirectorFactory = scoreDirectorFactoryConfig.buildScoreDirectorFactory(
                solutionDescriptor);
        solver.setScoreDirectorFactory(scoreDirectorFactory);
        ScoreDefinition scoreDefinition = scoreDirectorFactory.getScoreDefinition();
        Termination termination = terminationConfig.buildTermination(scoreDefinition, basicPlumbingTermination);
        solver.setTermination(termination);
        BestSolutionRecaller bestSolutionRecaller = new BestSolutionRecaller();
        solver.setBestSolutionRecaller(bestSolutionRecaller);
        if (solverPhaseConfigList == null || solverPhaseConfigList.isEmpty()) {
            throw new IllegalArgumentException(
                    "Configure at least 1 phase (for example <localSearch>) in the solver configuration.");
        }
        List<SolverPhase> solverPhaseList = new ArrayList<SolverPhase>(solverPhaseConfigList.size());
        for (SolverPhaseConfig solverPhaseConfig : solverPhaseConfigList) {
            SolverPhase solverPhase = solverPhaseConfig.buildSolverPhase(environmentMode,
                    solutionDescriptor, scoreDefinition, termination);
            ((AbstractSolverPhase) solverPhase).setBestSolutionRecaller(bestSolutionRecaller);
            solverPhaseList.add(solverPhase);
        }
        solver.setSolverPhaseList(solverPhaseList);
        return solver;
    }
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    // ************************************************************************
    // Builder methods
    // ************************************************************************

    public Solver buildSolver() {
        DefaultSolver solver = new DefaultSolver();
        BasicPlumbingTermination basicPlumbingTermination = new BasicPlumbingTermination();
        solver.setBasicPlumbingTermination(basicPlumbingTermination);
        if (environmentMode != EnvironmentMode.PRODUCTION) {
            if (randomSeed != null) {
                solver.setRandomSeed(randomSeed);
            } else {
                solver.setRandomSeed(DEFAULT_RANDOM_SEED);
            }
        }
        SolutionDescriptor solutionDescriptor = buildSolutionDescriptor();
        DefaultSolutionDirector solutionDirector = new DefaultSolutionDirector();
        solutionDirector.setSolutionDescriptor(solutionDescriptor);
        solutionDirector.setRuleBase(buildRuleBase());
        ScoreDefinition scoreDefinition = scoreDefinitionConfig.buildScoreDefinition();
        solutionDirector.setScoreDefinition(scoreDefinition);
        solver.setSolutionDirector(solutionDirector);
        Termination termination = terminationConfig.buildTermination(scoreDefinition, basicPlumbingTermination);
        solver.setTermination(termination);
        BestSolutionRecaller bestSolutionRecaller = new BestSolutionRecaller();
        solver.setBestSolutionRecaller(bestSolutionRecaller);
        if (solverPhaseConfigList == null || solverPhaseConfigList.isEmpty()) {
            throw new IllegalArgumentException(
                    "Configure at least 1 phase (for example <localSearch>) in the solver configuration.");
        }
        List<SolverPhase> solverPhaseList = new ArrayList<SolverPhase>(solverPhaseConfigList.size());
        for (SolverPhaseConfig solverPhaseConfig : solverPhaseConfigList) {
            SolverPhase solverPhase = solverPhaseConfig.buildSolverPhase(environmentMode,
                    solutionDescriptor, scoreDefinition, termination);
            ((AbstractSolverPhase) solverPhase).setBestSolutionRecaller(bestSolutionRecaller);
            solverPhaseList.add(solverPhase);
        }
        solver.setSolverPhaseList(solverPhaseList);
        return solver;
    }
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Related Classes of org.drools.planner.core.solver.DefaultSolver

  • org.drools.planner.config.solver.SolverConfig
  • org.drools.planner.core.phase.SolverPhase
  • org.drools.planner.core.score.Score
  • java.util.Random
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