*/
    String getMessage();

    /**
     * Gets the severity level of this problem.
     *
     * @return The severity level of this problem, never {@code null}.
     */
    Severity getSeverity();

     */
    String getMessage();

    /**
     * Gets the severity level of this problem.
     *
     * @return The severity level of this problem, never {@code null}.
     */
    Severity getSeverity();

            writer.print(modelId);
        }
        writer.println();

        for (ModelProblem problem : problems) {
            writer.print("[");
            writer.print(problem.getSeverity());
            writer.print("] ");
            writer.print(problem.getMessage());
            writer.print(" @ ");
            writer.println(ModelProblemUtils.formatLocation(problem, modelId));
        }

        List<Profile> profiles = profileSelector.getActiveProfiles(profilesById.values(), context, req -> {
            if (!ModelProblem.Severity.WARNING.equals(req.getSeverity())) {
                errors.add(new ProfileActivationException(req.getMessage(), req.getException()));
            }
        });

        if (!errors.isEmpty()) {
            throw errors.get(0);
        }

    }

    private boolean hasErrors(List<Problem> problems) {
        if (problems != null) {
            for (Problem problem : problems) {
                if (Problem.Severity.ERROR.compareTo(problem.getSeverity()) >= 0) {
                    return true;
                }
            }
        }

        return false;
    }

    private boolean hasErrors(List<SettingsProblem> problems) {
        if (problems != null) {
            for (SettingsProblem problem : problems) {
                if (SettingsProblem.Severity.ERROR.compareTo(problem.getSeverity()) >= 0) {
                    return true;
                }
            }
        }

        return false;
    }

    private Source getSettingsSource(File settingsFile, Source settingsSource) {

        return new ExceptionSummary(null, message, null, children);
    }

    private ExceptionSummary handle(ModelProblem problem, String projectId) {
        if (ModelProblem.Severity.ERROR.compareTo(problem.getSeverity()) >= 0) {
            String message = problem.getMessage();

            String location = ModelProblemUtils.formatLocation(problem, projectId);

            if (!location.isEmpty()) {

                pomFile.getAbsoluteFile(),
                result.getProject().getModel().getPomFile().getAbsoluteFile());
        int errors = 0;
        for (ModelProblem p : result.getProblems()) {
            if (p.getSeverity() == ModelProblem.Severity.ERROR) {
                errors++;
            }
        }
        assertEquals(0, errors);
    }

    @Test
    void testLocationTrackingResolution() throws Exception {

            List<ProjectBuildingResult> results = doBuild(pomFiles, recursive);
            if (results.stream()
                    .flatMap(r -> r.getProblems().stream())
                    .anyMatch(p -> p.getSeverity() != org.apache.maven.model.building.ModelProblem.Severity.WARNING)) {
                org.apache.maven.model.building.ModelProblem cycle = results.stream()
                        .flatMap(r -> r.getProblems().stream())

        Result<? extends ProjectDependencyGraph> graphResult = graphBuilder.build(session);
        for (ModelProblem problem : graphResult.getProblems()) {
            if (problem.getSeverity() == ModelProblem.Severity.WARNING) {
                logger.warn(problem.getMessage());
            } else {
                logger.error(problem.getMessage());
            }
        }