*/
    protected int sizeForDelete = 10;

    /**
     * Retry interval in milliseconds.
     */
    protected long retryInterval = 3 * 1000L;

    /**
     * Maximum retry count.
     */
    protected int maxRetryCount = 5;

    /**
     * Connection timeout in milliseconds.
     */
    protected long connTimeout = 180 * 1000L;

    /**
     * Search preference.

 *   <li>secretKey - The secret key for authentication</li>
 *   <li>connectTimeout - Connection timeout in milliseconds (default: 10000)</li>
 *   <li>writeTimeout - Write timeout in milliseconds (default: 10000)</li>
 *   <li>readTimeout - Read timeout in milliseconds (default: 10000)</li>
 * </ul>
 *
 * <p>The client supports URLs in the format: {@code storage://bucket-name/object-path}
 *
 * <p>Features:

     */
    Long getLastModified();

    /**
     * Sets the last modified timestamp for the URL queue entry.
     *
     * @param lastModified the timestamp of the last modification in milliseconds since epoch.
     */
    void setLastModified(Long lastModified);

    /**
     * Returns the creation time of the URL queue entry.
     *
     * @return the creation time as a Long value.
     */

    private TimeoutTask connectionMonitorTask;

    /** Connection timeout in milliseconds */
    protected Integer connectionTimeout;

    /** Maximum total number of connections */
    protected Integer maxTotalConnections;

    /** Maximum connections per route */
    protected Integer maxConnectionsPerRoute;

    /** Socket timeout in milliseconds */
    protected Integer soTimeout;

     *
     * @return the execution time in milliseconds
     */
    public long getExecutionTime() {
        return executionTime;
    }

    /**
     * Sets the execution time for processing this response.
     *
     * @param executionTime the execution time in milliseconds
     */
    public void setExecutionTime(final long executionTime) {

    /** The temporary directory for input/output files. */
    protected File tempDir = null;

    /** The command to execute. */
    protected String command;

    /** The timeout for command execution in milliseconds. */
    protected long executionTimeout = 30L * 1000L; // 30sec

    /** The working directory for the command. */
    protected File workingDirectory = null;

    /** The encoding for the command's output. */

        this.autodetectEncoding = autodetectEncoding;
    }

    /**
     * Gets the connection timeout in milliseconds.
     *
     * @return The connection timeout
     */
    public int getConnectTimeout() {
        return connectTimeout;
    }

    /**
     * Sets the connection timeout in milliseconds.
     *
     * @param connectTimeout The connection timeout
     */

            }
        }

        /**
         * Gets the date of the storage object.
         * This method returns the same value as getLastModified().
         *
         * @return The date in milliseconds since epoch
         */
        @Override
        public long getDate() {
            return getLastModified();
        }

        /**
         * Returns the last modified date of the storage object.

     */
    @Resource
    protected volatile FesenClient fesenClient;

    /**
     * Index name.
     */
    protected String index;

    /**
     * Scroll timeout in milliseconds.
     */
    protected int scrollTimeout = 60000;

    /**
     * Scroll size for search requests.
     */
    protected int scrollSize = 100;

    /**
     * Buffer size for bulk operations.

    public void awaitTermination() {
        awaitTermination(0);
    }

    /**
     * Waits for the crawling process to terminate for a specified duration.
     * @param millis The maximum time to wait in milliseconds. A value of 0 means wait indefinitely.
     */
    public void awaitTermination(final long millis) {
        if (parentThread != null) {
            try {
                parentThread.join(millis);