Examples with StoppingCondition org.kanonizo.algorithms.stoppingconditions.StoppingCondition used on opensource projects

Example 1 with StoppingCondition

use of org.kanonizo.algorithms.stoppingconditions.StoppingCondition in project kanonizo by kanonizo.

the class TestCasePrioritiser method generateSolution.

@Override
protected final void generateSolution() {
    TestSuite suite = problem.clone().getTestSuite();
    List<TestCase> testCases = suite.getTestCases();
    List<TestCase> orderedTestCases = new ArrayList<>();
    init(testCases);
    while (!testCases.isEmpty() && !shouldFinish()) {
        TestCase tc = selectTestCase(testCases);
        testCases.remove(tc);
        orderedTestCases.add(tc);
        fw.notifyTestCaseSelection(tc);
        fw.getDisplay().reportProgress(orderedTestCases.size(), testCases.size() + orderedTestCases.size());
    }
    if (!testCases.isEmpty()) {
        StoppingCondition terminatingStoppingCondition = stoppingConditions.stream().filter(cond -> cond.shouldFinish(this)).findFirst().get();
        logger.info("Algorithm terminated by " + terminatingStoppingCondition.getClass().getSimpleName());
        orderedTestCases.addAll(testCases);
    }
    suite.setTestCases(orderedTestCases);
    fw.getDisplay().fireTestSuiteChange(suite);
    setCurrentOptimal(suite);
}

Example 2 with StoppingCondition

use of org.kanonizo.algorithms.stoppingconditions.StoppingCondition in project kanonizo by kanonizo.

the class GeneticAlgorithm method generateSolution.

@Override
public void generateSolution() {
    if (writer == null) {
        writer = new FitnessWriter(this);
    }
    LocalDateTime date = LocalDateTime.ofInstant(Instant.ofEpochMilli(startTime), TimeZone.getDefault().toZoneId());
    DateTimeFormatter format = DateTimeFormatter.ofPattern("dd/MM/yyyy 'at' HH:mm:ss");
    logger.info("Genetic Algorithm started searching at : " + date.format(format));
    generateInitialPopulation();
    startTime = System.currentTimeMillis();
    logger.info("Genetic Algorithm running for: " + MAX_EXECUTION_TIME / 1000 + " seconds");
    setCurrentOptimal(population.get(0));
    Display d = Framework.getInstance().getDisplay();
    System.out.println("Genetic Algorithm");
    while (!shouldFinish()) {
        age++;
        evolve();
        sortPopulation();
        setCurrentOptimal(population.get(0));
        if (TRACK_GENERATION_FITNESS) {
            writer.addRow(age, getCurrentOptimal().getFitness());
        }
        d.reportProgress(Math.min((double) System.currentTimeMillis() - startTime, MAX_EXECUTION_TIME), MAX_EXECUTION_TIME);
    }
    writer.write();
    System.out.println();
    StoppingCondition terminatingStoppingCondition = stoppingConditions.stream().filter(cond -> cond.shouldFinish(this)).findFirst().get();
    LocalDateTime enddate = LocalDateTime.ofInstant(Instant.ofEpochMilli(System.currentTimeMillis()), TimeZone.getDefault().toZoneId());
    logger.info("Total Number of iterations: " + age + "\n");
    logger.info("Genetic Algorithm finished execution at : " + enddate.format(format));
    logger.info("Genetic Algorithm terminated by: " + terminatingStoppingCondition.getClass().getSimpleName());
}