*/
    private SystemUtil() {
    }

    /**
     * Gets the HTTP address of the search engine.
     *
     * @return The search engine HTTP address.
     */
    public static String getSearchEngineHttpAddress() {
        return System.getProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS);
    }

    /**
     * Gets the compiled pattern for matching sensitive property/environment variable keys.

     *
     * @param hc4Client the HC4 HTTP client
     */
    public void setHc4Client(final CrawlerClient hc4Client) {
        this.hc4Client = hc4Client;
    }

    /**
     * Gets the HC4 HTTP client instance.
     *
     * @return the HC4 HTTP client
     */
    public CrawlerClient getHc4Client() {
        return hc4Client;
    }

    /**

        return NEGO_CTX_COMPRESSION_TYPE;
    }

    /**
     * Gets the supported compression algorithms.
     *
     * @return the supported compression algorithms
     */
    public int[] getCompressionAlgorithms() {
        return this.compressionAlgorithms != null ? this.compressionAlgorithms.clone() : new int[0];
    }

    /**
     * Gets the compression flags.
     *
     * @return the compression flags
     */

    }

    /**
     * Gets the server hostname or address
     * @return the server name
     */
    public String getServer() {
        if (this instanceof DcerpcPipeHandle) {
            return ((DcerpcPipeHandle) this).pipe.getServer();
        }
        return null;
    }

    /**
     * Gets the principal associated with this handle

     */
    int FILE_ACTION_REMOVED_BY_DELETE = 0x00000009;

    /**
     * Gets the action that triggered this notification.
     *
     * @return the action triggering this entry (FILE_ACTION_*)
     */
    int getAction();

    /**
     * Gets the name of the file affected by the action.
     *
     * @return the file name affected by the action
     */

    }

    /**
     * Gets the list of supported hash algorithms.
     *
     * @return array of supported algorithms
     */
    public int[] getSupportedHashAlgorithms() {
        return new int[] { HASH_ALGO_SHA512 };
    }

    /**
     * Gets the selected hash algorithm.
     *
     * @return the hash algorithm
     */

        OTHER;
    }

    /**
     * Default constructor for BaseApiManager.
     */
    public BaseApiManager() {
        // Default constructor
    }

    /**
     * Gets the path prefix for API endpoints.
     * @return The path prefix.
     */
    public String getPathPrefix() {
        return pathPrefix;
    }

    /**
     * Sets the path prefix for API endpoints.

        this.contextHandle = contextHandle != null ? contextHandle.clone() : null;
    }

    /**
     * Gets the context handle.
     *
     * @return the context handle
     */
    public byte[] getContextHandle() {
        return contextHandle != null ? contextHandle.clone() : null;
    }

    /**
     * Gets the list of notifications received.
     *
     * @return the list of notifications
     */

    //                                                                      ==============
    /**
     * Gets the user bean type class.
     *
     * @return the FessUserBean class
     */
    @Override
    protected Class<FessUserBean> getUserBeanType() {
        return FessUserBean.class;
    }

    /**
     * Gets the login action type class.
     *
     * @return the LoginAction class
     */
    @Override

        return path.toString();
    }

    /**
     * Gets the file of this source.
     *
     * @return The underlying file, never {@code null}.
     * @deprecated Use {@link #getPath()} instead.
     */
    @Deprecated
    public File getFile() {
        return path.toFile();
    }

    /**
     * Gets the file of this source.
     *
     * @return The underlying file, never {@code null}.