* URLs using these rules.</p>
 *
 * <p>The conversion is performed by iterating through the conversion map and applying
 * each replacement rule sequentially. The order of the rules in the map is preserved
 * during the conversion process.</p>
 *
 * <p>Example usage:</p>
 *
 * <pre>{@code
 * UrlConvertHelper helper = new UrlConvertHelper();
 * helper.add("old-domain.com", "new-domain.com");

    }

    /**
     * Gets the map of parser features.
     *
     * @return the feature map
     */
    public Map<String, String> getFeatureMap() {
        return featureMap;
    }

    /**
     * Sets the map of parser features.
     *
     * @param featureMap the feature map to set
     */
    public void setFeatureMap(final Map<String, String> featureMap) {

        this.delegates = delegates;

        Map<String, ClassLoader> foreignImports = exports.getExportedPackages();

        this.mavenApiRealm = createRealm(
                API_REALMID,
                RealmType.Core,
                null /* parent */,
                null /* parentImports */,
                foreignImports,
                null /* artifacts */);

        Map<String, ClassLoader> apiV4Imports = new HashMap<>();

     */
    public static boolean mavenMaven3Personality(@Nullable Map<String, ?> userProperties) {
        return doGet(userProperties, Constants.MAVEN_MAVEN3_PERSONALITY, false);
    }

    /**
     * Check if the consumer POM feature is active.
     */
    public static boolean consumerPom(@Nullable Map<String, ?> userProperties) {

    extends AbstractMapBasedMultimap<K, V> implements SetMultimap<K, V> {
  /**
   * Creates a new multimap that uses the provided map.
   *
   * @param map place to store the mapping from each key to its corresponding values
   */
  protected AbstractSetMultimap(Map<K, Collection<V>> map) {
    super(map);
  }

  @Override
  abstract Set<V> createCollection();

  @Override
  Set<V> createUnmodifiableEmptyCollection() {

        // Test HashMap
        final Map<String, Integer> map = new HashMap<>();
        map.put("one", 1);
        map.put("two", 2);
        binary = SerializeUtil.fromObjectToBinary(map);
        @SuppressWarnings("unchecked")
        final Map<String, Integer> resultMap = (Map<String, Integer>) SerializeUtil.fromBinaryToObject(binary);
        assertEquals(map.size(), resultMap.size());

public interface PropertyContributor extends SpiService {
    /**
     * Invoked just before session is created with a mutable map that carries collected user properties so far.
     *
     * @param userProperties The mutable user properties, never {@code null}.
     * @see #contribute(ProtoSession)
     */
    default void contribute(Map<String, String> userProperties) {}

    /**

    /** Map of parser features to configure the DOM parser. */
    protected Map<String, String> featureMap = new HashMap<>();

    /** Map of parser properties to configure the DOM parser. */
    protected Map<String, String> propertyMap = new HashMap<>();

    /** Map of HTML tag names to attribute names for extracting child URLs. */
    protected Map<String, String> childUrlRuleMap = new LinkedHashMap<>();

                    .plugin("org.apache.maven.plugins", "maven-compiler-plugin", "3.8.1")
                    .build();

            Document document = Document.of(pomXml);
            Map<Path, Document> pomMap = Map.of(Paths.get("pom.xml"), document);

            UpgradeContext context = createMockContext();
            UpgradeResult result = strategy.doApply(context, pomMap);

     *
     * @param dataMap the data map to populate
     * @param responseData the response data from crawling
     * @param document the parsed HTML document
     * @return the processed data map
     */
    protected Map<String, Object> processAdditionalData(final Map<String, Object> dataMap, final ResponseData responseData,
            final Document document) {