// Test with normal URLs
        String parentUrl = "http://example.com/parent";
        String url = "http://example.com/child";
        ContentNotFoundException exception = new ContentNotFoundException(parentUrl, url);

        assertNotNull(exception);
        assertEquals("Not Found: http://example.com/child Parent: http://example.com/parent", exception.getMessage());
        assertNull(exception.getCause());
    }

    /**
     * Constructs a new ContentNotFoundException with the specified parent URL and URL.
     *
     * @param parentUrl the URL of the parent document
     * @param url the URL of the content that was not found
     */
    public ContentNotFoundException(final String parentUrl, final String url) {
        super("Not Found: " + url + " Parent: " + parentUrl, false, false);
    }

        List<String> parents =
            Arrays.stream(stdout("git", "show", "--no-patch", "--format=%P", headSha).trim().split("\\s+"))
                .map(String::trim)
                .filter(s -> !s.isEmpty())
                .collect(Collectors.toList());

        String prHead = headSha;
        if (parents.size() >= 2) {
            String p1 = parents.get(0);
            String p2 = parents.get(1);

        // 1. It's a merge commit.
        // 2. One of its parent commits is from master only.
        // 3. Another parent commit is not from master but from release branch.
        // Otherwise, skip this commit.
        List<String> p1Branches = branchesOf(parentCommits.get(0));
        List<String> p2Branches = branchesOf(parentCommits.get(1));

        System.out.println(commit + " parents: " + parentCommits);

    private final Map<K, V> parent;

    /**
     * Creates a new parameter map.
     *
     * @param parent the parent map
     */
    public ParamMap(final Map<K, V> parent) {
        this.parent = parent;
    }

    /**
     * Gets the parent map.
     *
     * @return the parent map
     */
    public Map<K, V> getParent() {
        return parent;
    }

    /**

    public void renderTo(ClassDoc classDoc, Element parent) {
        Document document = parent.getOwnerDocument();

        Element title = document.createElement("title");
        parent.appendChild(title);
        title.appendChild(document.createTextNode(classDoc.getSimpleName()));

        addApiDocumentationLink(classDoc, parent, document);
        addSubtypeLinks(classDoc, parent, document);

    Document document
    Node parent
    List elements = []

    def DomBuilder(Document document) {
        this.document = document
        this.parent = document
    }

    def DomBuilder(Node parent) {
        this.document = parent.ownerDocument
        this.parent = parent
    }

    def DomBuilder(Document document, Node parent) {
        this.document = document

    }

    public static def leftShift(Node parent, Closure cl) {
        DomBuilder builder = new DomBuilder(parent)
        cl.delegate = builder
        cl.call()
        return builder.elements[0]
    }

    public static void leftShift(Node parent, Node node) {
        parent.appendChild(parent.ownerDocument.importNode(node, true))
    }

    public static void addFirst(Node parent, Closure cl) {

    /** The underlying map that this DocMap wraps */
    private final Map<String, Object> parent;

    /**
     * Constructor that creates a DocMap wrapping the given parent map.
     *
     * @param parent the map to wrap and delegate operations to
     */
    public DocMap(final Map<String, Object> parent) {
        this.parent = parent;
    }

    /**
     * Returns the number of key-value mappings in this map.
     *

        restore-keys: |
          ${{ runner.os }}-maven-
    - name: Checkout fess-parent
      uses: actions/checkout@v4
      with:
        repository: codelibs/fess-parent
        ref: ${{ env.PARENT_BRANCH }}
        path: fess-parent
    - name: Install fess-parent
      run: |
        cd fess-parent
        mvn install -Dgpg.skip=true
    - name: Download Plugins with Maven