if (thumbnailId == null || thumbnailId.isEmpty() || outputFile == null) {
                return false;
            }

            // Check if parent directory is writable
            File parentDir = outputFile.getParentFile();
            if (parentDir != null && !parentDir.canWrite()) {
                return false;
            }

            // Simulate thumbnail generation
            try {

        }

        public <T> T[] toArray(final T[] a) {
            return parent.toArray(a);
        }

        public boolean add(final E e) {
            return parent.add(e);
        }

        public boolean remove(final Object o) {
            return parent.remove(o);
        }

        public boolean containsAll(final Collection<?> c) {
            return parent.containsAll(c);

    /** 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.
     *

        .inOrder();
  }

  @AndroidIncompatible // Android forbids null parent ClassLoader
  public void testClassPathEntries_duplicateUri_parentWins() throws Exception {
    URL url = new URL("file:/a");
    URLClassLoader parent = new URLClassLoader(new URL[] {url}, null);
    URLClassLoader child = new URLClassLoader(new URL[] {url}, parent) {};

    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;
    }

    /**

        if (!this.propertiesFile.exists()) {
            final File parentDir = this.propertiesFile.getParentFile();
            if (!parentDir.exists()) {
                if (!parentDir.mkdir()) {
                    throw new FileAccessException("ECL0109", new Object[] { file.getAbsolutePath() });
                }
            } else if (!parentDir.isDirectory()) {

        }
        return new PathInfo(buf.toString(), values[values.length - 1]);
    }

    /**
     * Creates an encoded parent directory ID from a path prefix.
     *
     * @param prefix the current path prefix
     * @return encoded parent directory ID, or empty string if at root
     */
    protected static String createParentId(final String prefix) {
        if (prefix == null) {

        }

        public <T> T[] toArray(final T[] a) {
            return parent.toArray(a);
        }

        public boolean add(final E e) {
            return parent.add(e);
        }

        public boolean remove(final Object o) {
            return parent.remove(o);
        }

        public boolean containsAll(final Collection<?> c) {
            return parent.containsAll(c);

        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

            return parent.isEmpty();
        }

        @Override
        public boolean contains(final Object o) {
            return parent.contains(o);
        }

        @Override
        public Iterator<E> iterator() {
            return parent.iterator();
        }

        @Override
        public Object[] toArray() {
            return parent.toArray();
        }