Examples with TerminationConfig org.optaplanner.core.config.solver.termination.TerminationConfig used on opensource projects

Example 26 with TerminationConfig

use of org.optaplanner.core.config.solver.termination.TerminationConfig in project kie-benchmarks by kiegroup.

the class VRPTailChainSwapMoveSelectorBenchmark method getTerminationConfig.

@Override
public TerminationConfig getTerminationConfig() {
    TerminationConfig terminationConfig = new TerminationConfig();
    terminationConfig.setTerminationClass(EasyVRPCalculateCountTermination.class);
    return terminationConfig;
}

Example 27 with TerminationConfig

use of org.optaplanner.core.config.solver.termination.TerminationConfig in project kie-benchmarks by kiegroup.

the class CloudBalanceBenchmark method createSolver.

@Override
protected Solver<CloudBalance> createSolver() {
    // the pre-defined configuration in CloudBalancing cannot be used
    SolverConfig solverConfig = new SolverConfig();
    solverConfig.withEntityClasses(CloudProcess.class);
    solverConfig.withSolutionClass(CloudBalance.class);
    ScoreDirectorFactoryConfig scoreDirectorFactoryConfig = new ScoreDirectorFactoryConfig();
    scoreDirectorFactoryConfig.setInitializingScoreTrend("ONLY_DOWN");
    scoreDirectorFactoryConfig.setConstraintProviderClass(CloudBalancingConstraintProvider.class);
    solverConfig.setScoreDirectorFactoryConfig(scoreDirectorFactoryConfig);
    solverConfig.setTerminationConfig(new TerminationConfig().withTerminationClass(CloudBalanceCalculateCountTermination.class));
    SolverFactory<CloudBalance> solverFactory = SolverFactory.create(solverConfig);
    return solverFactory.buildSolver();
}

Example 28 with TerminationConfig

use of org.optaplanner.core.config.solver.termination.TerminationConfig in project kie-benchmarks by kiegroup.

the class AbstractCloudBalanceHeuristicBenchmark method getTerminationConfig.

@Override
public TerminationConfig getTerminationConfig() {
    TerminationConfig terminationConfig = new TerminationConfig();
    terminationConfig.setStepCountLimit(500);
    return terminationConfig;
}

Example 29 with TerminationConfig

use of org.optaplanner.core.config.solver.termination.TerminationConfig in project droolsjbpm-integration by kiegroup.

the class PlannerCloudBalanceIntegrationTest method solveSolution.

private void solveSolution(CloudBalance cloudBalance) {
    LocalSearchPhaseConfig localSearchPhaseConfig = new LocalSearchPhaseConfig();
    localSearchPhaseConfig.setTerminationConfig(new TerminationConfig().withStepCountLimit(20));
    SolverConfig config = new SolverConfig().withEntityClassList(Arrays.asList(CloudProcess.class)).withSolutionClass(CloudBalance.class).withScoreDirectorFactory(new ScoreDirectorFactoryConfig().withIncrementalScoreCalculatorClass(CloudBalancingIncrementalScoreCalculator.class)).withPhases(new ConstructionHeuristicPhaseConfig().withConstructionHeuristicType(ConstructionHeuristicType.FIRST_FIT_DECREASING), localSearchPhaseConfig);
    Assert.assertEquals(cloudBalance.getScore().getHardScore(), Integer.MIN_VALUE);
    Assert.assertEquals(cloudBalance.getScore().getSoftScore(), Integer.MIN_VALUE);
    SolverFactory<CloudBalance> solverFactory = SolverFactory.create(config);
    Solver<CloudBalance> solver = solverFactory.buildSolver();
    solver.solve(cloudBalance);
    CloudBalance solution = solver.getBestSolution();
    Assert.assertNotEquals(solution.getScore().getHardScore(), Integer.MIN_VALUE);
    Assert.assertNotEquals(solution.getScore().getSoftScore(), Integer.MIN_VALUE);
}

Example 30 with TerminationConfig

use of org.optaplanner.core.config.solver.termination.TerminationConfig in project kogito-apps by kiegroup.

the class CounterfactualExplainerTest method testConsumers.

@ParameterizedTest
@ValueSource(ints = { 0, 1, 2 })
void testConsumers(int seed) throws ExecutionException, InterruptedException, TimeoutException {
    Random random = new Random();
    random.setSeed(seed);
    final List<Output> goal = List.of(new Output("inside", Type.BOOLEAN, new Value(true), 0.0));
    List<Feature> features = new LinkedList<>();
    features.add(FeatureFactory.newNumericalFeature("f-num1", 100.0, NumericalFeatureDomain.create(0.0, 1000.0)));
    features.add(FeatureFactory.newNumericalFeature("f-num2", 100.0, NumericalFeatureDomain.create(0.0, 1000.0)));
    features.add(FeatureFactory.newNumericalFeature("f-num3", 100.0, NumericalFeatureDomain.create(0.0, 1000.0)));
    features.add(FeatureFactory.newNumericalFeature("f-num4", 100.0, NumericalFeatureDomain.create(0.0, 1000.0)));
    final TerminationConfig terminationConfig = new TerminationConfig().withScoreCalculationCountLimit(10_000L);
    // for the purpose of this test, only a few steps are necessary
    final SolverConfig solverConfig = SolverConfigBuilder.builder().withTerminationConfig(terminationConfig).build();
    solverConfig.setRandomSeed((long) seed);
    solverConfig.setEnvironmentMode(EnvironmentMode.REPRODUCIBLE);
    @SuppressWarnings("unchecked") final Consumer<CounterfactualResult> assertIntermediateCounterfactualNotNull = mock(Consumer.class);
    final CounterfactualConfig counterfactualConfig = new CounterfactualConfig().withSolverConfig(solverConfig).withGoalThreshold(0.01);
    final CounterfactualExplainer counterfactualExplainer = new CounterfactualExplainer(counterfactualConfig);
    PredictionInput input = new PredictionInput(features);
    final double center = 500.0;
    final double epsilon = 10.0;
    final PredictionProvider model = TestUtils.getSumThresholdModel(center, epsilon);
    PredictionOutput output = new PredictionOutput(goal);
    Prediction prediction = new CounterfactualPrediction(input, output, null, UUID.randomUUID(), null);
    final CounterfactualResult counterfactualResult = counterfactualExplainer.explainAsync(prediction, model, assertIntermediateCounterfactualNotNull).get(Config.INSTANCE.getAsyncTimeout(), Config.INSTANCE.getAsyncTimeUnit());
    for (CounterfactualEntity entity : counterfactualResult.getEntities()) {
        logger.debug("Entity: {}", entity);
    }
    logger.debug("Outputs: {}", counterfactualResult.getOutput().get(0).getOutputs());
    // At least one intermediate result is generated
    verify(assertIntermediateCounterfactualNotNull, atLeast(1)).accept(any());
}