*            {@code null}.
     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     * @return The profiles that have been activated, never {@code null}.
     */
    List<Profile> getActiveProfiles(
            Collection<Profile> profiles, ProfileActivationContext context, ModelProblemCollector problems);

    /**

    private final ModelProblemCollector problems;

    ProblemDetectingValueSource(
            ValueSource valueSource, String bannedPrefix, String newPrefix, ModelProblemCollector problems) {
        this.valueSource = valueSource;
        this.bannedPrefix = bannedPrefix;
        this.newPrefix = newPrefix;
        this.problems = problems;
    }

    @Override

     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     * @return The interpolated model, never {@code null}.
     * @since 4.0.0
     */
    Model interpolateModel(Model model, Path projectDir, ModelBuildingRequest request, ModelProblemCollector problems);

    /**
     * @since 4.0.0
     */

     * @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 expandPluginConfiguration(Model model, ModelBuildingRequest request, ModelProblemCollector problems);

     *            {@code null}.
     * @param problems The container used to collect problems (e.g. bad syntax) that were encountered, must not be
     *            {@code null}.
     * @return {@code true} if the profile is active, {@code false} otherwise.
     */
    boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems);

    /**

            }
            writer.println("</ul>")
            data.toSortedMap().forEach { (category, problems) ->
                writer.println("<a name=\"$category\"></a>")
                writer.println("<h2>$category</h2>")
                problems.forEach { (name, issues) ->
                    writer.println("<h3>In $name</h3>")
                    writer.println("<ul>")

@Singleton
@Deprecated(since = "4.0.0")
public class PropertyProfileActivator implements ProfileActivator {

    @Override
    public boolean isActive(Profile profile, ProfileActivationContext context, ModelProblemCollector problems) {
        Activation activation = profile.getActivation();

        if (activation == null) {
            return false;
        }

        ActivationProperty property = activation.getProperty();

     * @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}.
     */
    Model assembleModelInheritance(
            Model child, Model parent, ModelBuildingRequest request, ModelProblemCollector problems);

					"flow-services",
					"messaging",
					"publish",
					"base-services",
					"build-profile",
					"problems-api",
					"plugins-java-base"
				]
			},
			{
				"parallelizationMethod":{
					"name":"TestDistribution"
				},
				"subprojects":[
					"model-core",
					"problems",
					"declarative-dsl-core",
					"testing-base",
					"build-cache",
					"war",
					"resources-gcs",

	crawl(*root, "")

	wg.Wait()
	close(urlq)
	for uf, needers := range neededFrags {
		if !fragExists[uf] {
			problems = append(problems, fmt.Sprintf("Missing fragment for %+v from %v", uf, needers))
		}
	}

	for _, s := range problems {
		fmt.Println(s)
	}
	if len(problems) > 0 {
		os.Exit(1)
	}