if (activator.presentInConfig(profile, context, problems)) {
                    isActive &= activator.isActive(profile, context, problems);
                }
            } catch (RuntimeException e) {
                problems.add(new ModelProblemCollectorRequest(Severity.ERROR, Version.BASE)
                        .setMessage(

        interpolateObject(model, model, projectDir, config, problems);
        return model;
    }

    void interpolateObject(
            Object obj, Model model, File projectDir, ModelBuildingRequest config, ModelProblemCollector problems) {
        List<? extends ValueSource> valueSources = createValueSources(model, projectDir, config, problems);

     * @param request The model building request that holds further settings, must not be {@code null}.
     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     */
    void mergeDuplicates(Model model, ModelBuildingRequest request, ModelProblemCollector problems);

    /**
     * Sets default values in the specified model that for technical reasons cannot be set directly in the Modello

    private final ModelBuildingRequest request;

    private final ModelProblemCollector problems;

    DefaultModelBuildingEvent(Model model, ModelBuildingRequest request, ModelProblemCollector problems) {
        this.model = model;
        this.request = request;
        this.problems = problems;
    }

    @Override
    public Model getModel() {
        return model;
    }

    @Override

    Settings getEffectiveSettings();

    /**
     * Gets the problems that were encountered during the settings building. Note that only problems of severity
     * {@link BuilderProblem.Severity#WARNING} and below are reported here. Problems with a higher severity level cause
     * the settings builder to fail with a {@link SettingsBuilderException}.
     *

    /**
     * Gets the problems that were encountered during the settings building. Note that only problems of severity
     * {@link BuilderProblem.Severity#WARNING} and below are reported here. Problems with a higher severity level cause
     * the settings builder to fail with a {@link ToolchainsBuilderException}.
     *

            return "Some problems were encountered while processing the POMs";
        }

        long totalProblems = 0;
        long errorProblems = 0;

        for (ProjectBuildingResult result : results) {
            List<ModelProblem> problems = result.getProblems();
            totalProblems += problems.size();

            for (ModelProblem problem : problems) {

    private Settings effectiveSettings;

    private List<SettingsProblem> problems;

    DefaultSettingsBuildingResult(Settings effectiveSettings, List<SettingsProblem> problems) {
        this.effectiveSettings = effectiveSettings;
        this.problems = (problems != null) ? problems : new ArrayList<>();
    }

    @Override
    public Settings getEffectiveSettings() {

     * certificate is issued to `example.com` and the request is to `localhost`, the connection will
     * fail. Use a custom [HostnameVerifier] to ignore such problems.
     *
     * Other TLS features are still used but provide no security benefits in absence of the above
     * gaps. For example, an insecure TLS connection is capable of negotiating HTTP/2 with ALPN and

/**
 * Extends the ModelProblemCollector by the capacity of returning the collected problems.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public interface ModelProblemCollectorExt extends ModelProblemCollector {

    /**
     * The collected problems.
     * @return a list of model problems encountered, never {@code null}
     */
    List<ModelProblem> getProblems();