Element build = moduleBRoot.child("build").orElse(null);
            Element plugins = build.child("plugins").orElse(null);
            Element plugin = plugins.child("plugin").orElse(null);
            Element dependencies = plugin.child("dependencies").orElse(null);
            Element dependency = dependencies.child("dependency").orElse(null);

            // Apply dependency inference

            Element build = root.child("build").orElse(null);
            Element plugins = build.child("plugins").orElse(null);
            Element cleanPlugin = plugins.child("plugin").orElse(null);
            Element executions = cleanPlugin.child("executions").orElse(null);
            Element execution = executions.child("execution").orElse(null);
            Element phase = execution.child("phase").orElse(null);

 * <p>Many operations can be performed directly using DomTrip's Element API:
 * <pre>{@code
 * // Find child element
 * Element child = parent.child("version").orElse(null);
 *
 * // Check if child exists
 * boolean hasVersion = parent.child("version").isPresent();
 *
 * // Get child text content
 * String version = parent.child("version")
 *     .map(Element::textContent)
 *     .orElse(null);
 *
 * // Get trimmed text content

     *
     * @param child The child model, must not be <code>null</code>.
     * @param parent The parent model, may be <code>null</code>.
     * @param childDirectory The directory defined in child model, may be <code>null</code>.
     * @return The path adjustment, can be empty but never <code>null</code>.
     */
    private String getChildPathAdjustment(Model child, Model parent, String childDirectory) {

            }
        }

        // Check profiles for dependencyManagement
        boolean profileChanges = root.child(PROFILES).stream()
                .flatMap(profiles -> profiles.children(PROFILE))
                .map(profile -> profile.child(DEPENDENCY_MANAGEMENT)
                        .flatMap(dm -> dm.child(DEPENDENCIES))
                        .map(deps -> removeManagedDependenciesFromSection(

/**
 * {@link ChildUrlsException} is thrown when child URLs are found during crawling.
 * It extends {@link CrawlerSystemException} and holds a set of {@link RequestData}
 * representing the child URLs that caused the exception.
 *
 */
public class ChildUrlsException extends CrawlerSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * The list of child URLs.
     */

        Model child = getModel(baseName + "-child");

        if (fromRepo) {
            // when model is read from repo, a stream is used, then pomFile == null
            // (has consequences in inheritance algorithm since getProjectDirectory() returns null)
            parent = parent.clone();
            parent.setPomFile(null);
            child = child.clone();
            child.setPomFile(null);

        selectors.add(":maven-core");

        final MavenProject mavenProject = createMavenProject("maven-core");
        final MavenProject child = createMavenProject("maven-core-child");
        mavenProject.setCollectedProjects(Collections.singletonList(child));
        final List<MavenProject> listOfProjects = Collections.singletonList(mavenProject);

        final Set<MavenProject> requiredProjectsBySelectors =

                Stream.of(
                                new DependencyContainer(root.child(DEPENDENCIES).orElse(null), DEPENDENCIES),
                                new DependencyContainer(
                                        root.child(DEPENDENCY_MANAGEMENT)
                                                .flatMap(dm -> dm.child(DEPENDENCIES))
                                                .orElse(null),

        RequestData child = new RequestData();
        child.setMethod(Method.GET);
        child.setUrl("https://example.com/page1");

        data.addChildUrl(child);
        data.addChildUrl(child);

        assertEquals(1, data.getChildUrlSet().size());
    }

    public void test_getRequestData() {
        // Test getRequestData method
        ResponseData data = new ResponseData();