Set<String> packages = new LinkedHashSet<>();

        try {
            Enumeration<URL> urls = loader.getResources(BUILDER.getExtensionDescriptorLocation());
            while (urls.hasMoreElements()) {

                try (InputStream is = urls.nextElement().openStream()) {
                    ExtensionDescriptor descriptor = BUILDER.build(is);

 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface BuilderProblem {

    /**
     * Gets the hint about the source of the problem. While the syntax of this hint is unspecified and depends on the
     * creator of the problem, the general expectation is that the hint provides sufficient information to the user to

     * {@link org.apache.maven.model.ConfigurationContainer#getConfiguration()} or a similar source.
     * If {@code element} is not {@code null}, child configuration element with the specified name will
     * be unmarshalled.
     *
     * @param configuration The configuration to unmarshal, may be {@code null}.

        }
        if (!rangeValue.closed) {
            return isLeft ? -1 : 1;
        }
        return 0;
    }

    private static void addZeroTokens(List<String> tokens, int max) {
        while (tokens.size() < max) {
            tokens.add("0");
        }
    }

    private static boolean isRange(String value) {
        return value.startsWith("[") || value.startsWith("(");
    }

     */
    int getValidationLevel();

    // Profiles

    /**
     * Set any active profiles that the {@link ProjectBuilder} should consider while constructing
     * a {@link MavenProject}.
     */
    void setActiveProfileIds(List<String> activeProfileIds);

    List<String> getActiveProfileIds();

                                + "plugin(s) that have goals not marked as thread-safe to support parallel execution.",
                        "While this /may/ work fine, please look for plugin updates and/or "
                                + "request plugins be made thread-safe.",

     *
     * @param path directory or JAR file to test
     * @param resolve whether the module names are requested. If false, null values may be used instead
     * @throws IOException if an error occurred while reading the JAR file or the module descriptor
     */
    PathModularization(Path path, boolean resolve) throws IOException {
        if (Files.isDirectory(path)) {
            /*

        }
    }

    /**
     * Wraps an object, providing reflective access to the object graph of which the
     * supplied object is the root. Expressions like 'child.name' will translate into
     * 'rootObject.getChild().getName()' for non-boolean properties, and
     * 'rootObject.getChild().isName()' for boolean properties.
     */

        Model parent = lineage.get(lineage.size() - 1);
        for (int i = lineage.size() - 2; i >= 0; i--) {
            Model child = lineage.get(i);
            parent = inheritanceAssembler.assembleModelInheritance(child, parent, request, problems);
        }
        return parent;
    }

    private Map<String, Activation> getProfileActivations(Model model) {

        T mojo;

        try {
            mojo = container.lookup(mojoInterface, mojoDescriptor.getRoleHint());
        } catch (ComponentLookupException e) {
            Throwable cause = e.getCause();
            while (cause != null && !(cause instanceof LinkageError) && !(cause instanceof ClassNotFoundException)) {
                cause = cause.getCause();
            }