Package org.drools.planner.core.solver

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

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        assertTrue(topList.contains(d.getMove()));
        forager.phaseEnded(localSearchSolverPhaseScope);
    }

    private LocalSearchSolverPhaseScope createLocalSearchSolverPhaseScope() {
        DefaultSolverScope solverScope = new DefaultSolverScope();
        LocalSearchSolverPhaseScope localSearchSolverPhaseScope = new LocalSearchSolverPhaseScope(solverScope);
        DroolsScoreDirectorFactory scoreDirectorFactory = new DroolsScoreDirectorFactory();
        scoreDirectorFactory.setScoreDefinition(new SimpleScoreDefinition());
        solverScope.setScoreDirector(scoreDirectorFactory.buildScoreDirector());
        solverScope.setWorkingRandom(new Random() {
            public double nextDouble() {
                return 0.2;
            }
        });
        solverScope.setBestScore(DefaultSimpleScore.valueOf(-10));
        LocalSearchStepScope lastLocalSearchStepScope = new LocalSearchStepScope(localSearchSolverPhaseScope);
        lastLocalSearchStepScope.setScore(DefaultSimpleScore.valueOf(-100));
        localSearchSolverPhaseScope.setLastCompletedLocalSearchStepScope(lastLocalSearchStepScope);
        return localSearchSolverPhaseScope;
    }
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        TestdataEntity e1 = new TestdataEntity("e1");
        TestdataEntity e2 = new TestdataEntity("e2");
        TestdataEntity e3 = new TestdataEntity("e3");
        TestdataEntity e4 = new TestdataEntity("e4");

        DefaultSolverScope solverScope = new DefaultSolverScope();
        solverScope.setBestScore(new DefaultSimpleScore(0));
        LocalSearchSolverPhaseScope solverPhaseScope = new LocalSearchSolverPhaseScope(solverScope);
        tabuAcceptor.phaseStarted(solverPhaseScope);

        LocalSearchStepScope stepScope0 = new LocalSearchStepScope(solverPhaseScope);
        stepScope0.setStepIndex(0);
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        TestdataEntity e1 = new TestdataEntity("e1");
        TestdataEntity e2 = new TestdataEntity("e2");
        TestdataEntity e3 = new TestdataEntity("e3");
        TestdataEntity e4 = new TestdataEntity("e4");

        DefaultSolverScope solverScope = new DefaultSolverScope();
        solverScope.setBestScore(new DefaultSimpleScore(0));
        LocalSearchSolverPhaseScope solverPhaseScope = new LocalSearchSolverPhaseScope(solverScope);
        tabuAcceptor.phaseStarted(solverPhaseScope);

        LocalSearchStepScope stepScope0 = new LocalSearchStepScope(solverPhaseScope);
        stepScope0.setStepIndex(0);
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        tabuAcceptor.setAspirationEnabled(true);

        TestdataEntity e0 = new TestdataEntity("e0");
        TestdataEntity e1 = new TestdataEntity("e1");

        DefaultSolverScope solverScope = new DefaultSolverScope();
        solverScope.setBestScore(new DefaultSimpleScore(-100));
        LocalSearchSolverPhaseScope solverPhaseScope = new LocalSearchSolverPhaseScope(solverScope);
        tabuAcceptor.phaseStarted(solverPhaseScope);

        LocalSearchStepScope stepScope0 = new LocalSearchStepScope(solverPhaseScope);
        stepScope0.setStepIndex(0);
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//        // Post conditions
//        acceptor.phaseEnded(localSearchSolverPhaseScope);
    }

    private LocalSearchSolverPhaseScope createLocalSearchSolverPhaseScope() {
        DefaultSolverScope solverScope = new DefaultSolverScope();
        LocalSearchSolverPhaseScope phaseScope = new LocalSearchSolverPhaseScope(solverScope);
        DroolsScoreDirectorFactory scoreDirectorFactory = new DroolsScoreDirectorFactory();
        scoreDirectorFactory.setScoreDefinition(new SimpleScoreDefinition());
        solverScope.setScoreDirector(scoreDirectorFactory.buildScoreDirector());
        solverScope.setWorkingRandom(new Random() {
            public double nextDouble() {
                return 0.2;
            }
        });
        solverScope.setBestScore(DefaultSimpleScore.valueOf(-1000));
        LocalSearchStepScope lastLocalSearchStepScope = new LocalSearchStepScope(phaseScope);
        lastLocalSearchStepScope.setScore(DefaultSimpleScore.valueOf(-1000));
        phaseScope.setLastCompletedLocalSearchStepScope(lastLocalSearchStepScope);
        return phaseScope;
    }
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        localSearchStepScope.setStepIndex(lastLocalSearchStepScope.getStepIndex() + 1);
        return localSearchStepScope;
    }

    private LocalSearchSolverPhaseScope createLocalSearchSolverPhaseScope() {
        DefaultSolverScope solverScope = new DefaultSolverScope();
        LocalSearchSolverPhaseScope localSearchSolverPhaseScope = new LocalSearchSolverPhaseScope(solverScope);
        solverScope.setBestScore(DefaultHardAndSoftScore.valueOf(-11, -200));
        localSearchSolverPhaseScope.setBestSolutionStepIndex(1000);
        LocalSearchStepScope lastLocalSearchStepScope = new LocalSearchStepScope(localSearchSolverPhaseScope);
        lastLocalSearchStepScope.setStepIndex(1000);
        lastLocalSearchStepScope.setScore(DefaultHardAndSoftScore.valueOf(-11, -200));
        localSearchSolverPhaseScope.setLastCompletedLocalSearchStepScope(lastLocalSearchStepScope);
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    public void stepTaken(AbstractStepScope stepScope) {
        long timeMillisSpend = stepScope.getSolverPhaseScope().calculateSolverTimeMillisSpend();
        if (timeMillisSpend >= nextTimeMillisThreshold) {
            long timeMillisSpendInterval = timeMillisSpend - lastTimeMillisSpend;

            DefaultSolverScope solverScope = stepScope.getSolverPhaseScope().getSolverScope();
            long calculateCount = solverScope.getCalculateCount();
            long calculateCountInterval = calculateCount - lastCalculateCount;
            long averageCalculateCountPerSecond = calculateCountInterval * 1000L / timeMillisSpendInterval;
            statisticPointList.add(new CalculateCountStatisticPoint(timeMillisSpend, averageCalculateCountPerSecond));
            lastCalculateCount = calculateCount;

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            solver.setPlanningProblem(readPlanningProblem());
            solver.solve();
            Solution outputSolution = solver.getBestSolution();

            result.setTimeMillisSpend(solver.getTimeMillisSpend());
            DefaultSolverScope solverScope = ((DefaultSolver) solver).getSolverScope();
            result.setCalculateCount(solverScope.getCalculateCount());
            result.setScore(outputSolution.getScore());
            SolutionDescriptor solutionDescriptor = ((DefaultSolver) solver).getSolutionDescriptor();
            result.setPlanningEntityCount(solutionDescriptor.getPlanningEntityCount(outputSolution));
            result.setProblemScale(solutionDescriptor.getProblemScale(outputSolution));
            for (ProblemStatistic statistic : problemStatisticList) {
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    public void stepTaken(AbstractStepScope stepScope) {
        long timeMillisSpend = stepScope.getSolverPhaseScope().calculateSolverTimeMillisSpend();
        if (timeMillisSpend >= nextTimeMillisThreshold) {
            long timeMillisSpendInterval = timeMillisSpend - lastTimeMillisSpend;

            DefaultSolverScope solverScope = stepScope.getSolverPhaseScope().getSolverScope();
            long calculateCount = solverScope.getCalculateCount();
            long calculateCountInterval = calculateCount - lastCalculateCount;
            if (calculateCountInterval == 0L) {
                // Avoid divide by zero exception on a fast CPU
                calculateCountInterval = 1L;
            }
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    public void extractBestSolution(AbstractStepScope stepScope) {
        if (!stepScope.isSolutionInitialized()) {
            return;
        }
        AbstractSolverPhaseScope solverPhaseScope = stepScope.getSolverPhaseScope();
        DefaultSolverScope solverScope = solverPhaseScope.getSolverScope();
        Score newScore = stepScope.getScore();
        Score bestScore = solverPhaseScope.getBestScore();
        boolean bestScoreImproved;
        if (bestScore == null) {
            bestScoreImproved = true;
            solverScope.setStartingInitializedScore(newScore);
        } else {
            bestScoreImproved = newScore.compareTo(bestScore) > 0;
        }
        stepScope.setBestScoreImproved(bestScoreImproved);
        if (bestScoreImproved) {
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Related Classes of org.drools.planner.core.solver.DefaultSolverScope

  • org.drools.planner.benchmark.core.ProblemBenchmark
  • org.drools.planner.benchmark.core.statistic.calculatecount.CalculateCountStatisticListener
  • org.drools.planner.benchmark.statistic.calculatecount.CalculateCountStatisticListener
  • org.drools.planner.core.bestsolution.BestSolutionRecaller
  • org.drools.planner.core.localsearch.decider.acceptor.greatdeluge.GreatDelugeAcceptorTest
  • org.drools.planner.core.localsearch.decider.acceptor.tabu.PlanningEntityTabuAcceptorTest
  • org.drools.planner.core.localsearch.decider.deciderscorecomparator.ShiftingHardPenaltyDeciderScoreComparatorFactoryTest
  • org.drools.planner.core.localsearch.decider.forager.AcceptedForagerTest
  • org.drools.planner.core.phase.AbstractSolverPhase
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