assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertEquals("b", iterator.next());
    assertEquals("b", iterator.previous());
    assertThrows(UnsupportedOperationException.class, () -> iterator.add("c"));
  }

  @SuppressWarnings("DoNotCall")
  public void testSet() {
    ListIterator<String> iterator = create();

    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());

     * determinism, the environment variable names will be normalized to upper case on platforms with case-insensitive
     * variable lookup.
     *
     * @param props The properties to add the environment variables to, may be {@code null}.
     */
    public static void addEnvVars(Properties props) {
        if (props != null) {
            if (envVars == null) {
                Properties tmp = new Properties();

    // -----------/
    // - Methods -/
    // -----------/

    /**
     * Method addPhase.
     *
     * @param phase a phase object.
     */
    public void addPhase(Phase phase) {
        getPhases().add(phase);
    } // -- void addPhase( Phase )

    /**
     * Get the ID of this lifecycle, for identification in the mojo
     * descriptor.
     *
     * @return String
     */
    public String getId() {

 * target iterators on demand. It also requires three additional constructor parameters: {@code
 * elementsToInsert}, the elements to be passed to {@code set()} and {@code add()} calls; {@code
 * features}, the features supported by the iterator; and {@code expectedElements}, the elements the
 * iterator should return in order.
 *

 * <li>Information needed to find the artifact file in a repository including extension and classifier</li>
 * <li>Information on how to use the artifact as a dependency: whether to add it to the classpath, whether to load its
 * dependencies transitively</li>
 * </ul>
 *
 */
public interface ArtifactHandler {
    @Deprecated
    String ROLE = ArtifactHandler.class.getName();

    /**

    # ℹ️ Command-line programs to run using the OS shell.
    # 📚 https://git.io/JvXDl

    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
    #    and modify them (or add more) to build your code if your project
    #    uses a compiled language

    #- run: |
    #   make bootstrap
    #   make release

    - name: Perform CodeQL Analysis

    }

    /**
     * Performs initialization.
     */
    public static void initialize() {
        synchronized (BeanDescFactory.class) {
            if (!initialized) {
                DisposableUtil.add(BeanDescFactory::clear);
                initialized = true;
            }
        }
    }

    /**
     * Clears the cache.
     */
    public static void clear() {
        beanDescCache.clear();

    // - Methods -/
    // -----------/

    /**
     * Method addLifecycle.
     *
     * @param lifecycle a lifecycle object.
     */
    public void addLifecycle(Lifecycle lifecycle) {
        getLifecycles().add(lifecycle);
    } // -- void addLifecycle( Lifecycle )

    /**
     * Method getLifecycles.
     *
     * @return List
     */
    public java.util.List<Lifecycle> getLifecycles() {

    // -----------/

    /**
     * Method addExtension.
     *
     * @param coreExtension a coreExtension object.
     */
    public void addExtension(CoreExtension coreExtension) {
        getExtensions().add(coreExtension);
    } // -- void addExtension( CoreExtension )

    /**
     * Method getExtensions.
     *
     * @return List
     */
    public List<CoreExtension> getExtensions() {

            if (newPrefix != null && !newPrefix.isEmpty()) {
                msg += " Please use ${" + newPrefix + expression.substring(bannedPrefix.length()) + "} instead.";
            }
            problems.add(new ModelProblemCollectorRequest(Severity.WARNING, Version.V20).setMessage(msg));
        }

        return value;
    }

    @Override
    public List getFeedback() {
        return valueSource.getFeedback();