*
     * @param file the file containing the content
     */
    public ContentCache(final File file) {
        this.data = null;
        this.file = file;
    }

    @Override
    public void close() throws IOException {
        if (file != null) {
            Files.delete(file.toPath());
        }
    }

    /**
     * Returns an InputStream to read the content from the cache.

 * It uses a logger to log warnings if there are issues deleting the temporary file.</p>
 *
 * <p>Fields:</p>
 * <ul>
 *   <li>{@code logger} - Logger instance for logging warnings.</li>
 *   <li>{@code PREFIX} - Prefix for the temporary file name.</li>
 *   <li>{@code SUFFIX} - Suffix for the temporary file name.</li>
 *   <li>{@code done} - Flag indicating whether the file has been retrieved.</li>

     * This method checks for concurrent modifications by comparing timestamps
     * and uploads the file content to the ConfigSync API.
     *
     * @param dictFile the dictionary file metadata to store
     * @param file the actual file containing the dictionary content
     * @throws DictionaryException if the file was updated by another process,

errors.invalid_design_jsp_file_name = Nome file JSP non valido.
errors.design_jsp_file_does_not_exist = Il file JSP non esiste.
errors.design_file_name_is_not_found = Il nome del file non è stato specificato.
errors.failed_to_write_design_image_file = Impossibile caricare il file immagine.
errors.failed_to_update_jsp_file = Impossibile aggiornare il file JSP.
errors.design_file_name_is_invalid = Il nome del file non è valido.

     * @return a {@link File} representing the directory corresponding to the package
     */
    protected static File getPackageDir(final File rootDir, final String rootPackage) {
        File packageDir = rootDir;
        if (rootPackage != null) {
            for (final String name : rootPackage.split("\\.")) {
                packageDir = new File(packageDir, name);
            }
        }

        // search

    }

    /**
     * Retrieves all file authentication configurations associated with a specific file configuration.
     *
     * @param fileConfigId the ID of the file configuration to retrieve authentications for
     * @return a list of file authentication configurations for the specified file configuration
     */

/**
 * Service class for managing file configuration operations.
 * This service provides CRUD operations for file crawler configurations,
 * including retrieval, storage, deletion, and search functionality.
 * It handles pagination and integrates with the file authentication system.
 */
public class FileConfigService extends FessAppService {

    /**
     * Default constructor for file configuration service.

    }

    /**
     * Returns the file of the resource.
     *
     * @param url
     *            The resource URL. Must not be {@literal null}.
     * @return The file.
     */
    public static File getFile(final URL url) {
        assertArgumentNotNull("url", url);

        final File file = new File(getFileName(url));
        if (file != null && file.exists()) {
            return file;
        }

    protected ChannelUtil() {
    }

    /**
     * Returns a {@link ByteBuffer} that maps the file channel to memory.
     *
     * @param channel
     *            The file channel. Must not be {@literal null}.
     * @param mode
     *            The mode. Must not be {@literal null}.
     * @return A {@link ByteBuffer} that maps the file channel to memory.
     */

                if ("file".equals(resource.getProtocol())) {
                    final File directory = new File(resource.getFile());
                    if (directory.exists() && directory.isDirectory()) {
                        final File[] files = directory.listFiles(File::isDirectory);
                        if (files != null) {
                            for (final File file : files) {