this.id = id;
    }

    /**
     * Returns the session ID.
     * @return The session ID.
     */
    public String getSessionId() {
        return sessionId;
    }

    /**
     * Sets the session ID.
     * @param sessionId The session ID.
     */
    public void setSessionId(final String sessionId) {
        this.sessionId = sessionId;
    }

    /**
     * Returns the filter type.

     */
    void saveSession(String sessionId);

    /**
     * Checks if a URL has been visited.
     *
     * @param urlQueue The URL queue.
     * @return true if the URL has been visited, otherwise false.
     */
    boolean visited(QUEUE urlQueue);

    /**
     * Generates URL queues.
     *
     * @param previousSessionId The previous session ID.
     * @param sessionId The session ID.

    /**
     * Test multiple initializations with same session ID
     */
    public void test_multipleInit_sameSessionId() {
        String sessionId = "test-session-017";

        // First initialization
        urlFilter.init(sessionId);
        urlFilter.addInclude("https://first.com/.*");

        // Second initialization with same session ID
        urlFilter.init(sessionId);

     *
     * @param sessionId The session ID.
     */
    @Override
    public void delete(final String sessionId) {
        deleteBySessionId(sessionId);
    }

    /**
     * Offers multiple URL queue entries for the specified session.
     * Only URLs that don't already exist will be added.
     *
     * @param sessionId The session ID.

    /**
     * Returns the count of access results for the given session ID.
     *
     * @param sessionId the session ID
     * @return the count of access results
     */
    int getCount(String sessionId);

    /**
     * Deletes access results for the given session ID.
     *
     * @param sessionId the session ID
     */
    void delete(String sessionId);

    /**
     * Deletes all access results.
     */

     * Gets the count of access results for the specified session.
     *
     * @param sessionId the session ID
     * @return the count of access results
     */
    @Override
    public int getCount(final String sessionId) {
        return dataHelper.getAccessResultMap(sessionId).size();
    }

    /**
     * Deletes all access results for the specified session.
     *
     * @param sessionId the session ID

        uqList.addAll(urlQueueList);
        urlQueueMap.put(sessionId, uqList);
    }

    /**
     * Removes the URL queue for the specified session ID.
     * @param sessionId the session ID
     */
    public synchronized void removeUrlQueueList(final String sessionId) {
        urlQueueMap.remove(sessionId);
    }

    /**
     * Clears all URL queues for all sessions.
     */

     *
     * @param sessionId the ID of the session for which the URLs should be excluded
     * @param urlList the list of URLs to be excluded
     */
    void addExcludeUrlFilter(String sessionId, List<String> urlList);

    /**
     * Deletes the URL filter associated with the specified session ID.
     *
     * @param sessionId the ID of the session whose URL filter is to be deleted
     */

     */
    @Override
    public void delete(final String sessionId) {
        deleteBySessionId(sessionId);
        includeFilterCache.invalidate(sessionId);
        excludeFilterCache.invalidate(sessionId);
    }

    /**
     * Gets the list of include URL patterns for the specified session.
     *
     * @param sessionId The session ID.
     * @return The list of compiled include patterns.

     */
    void setId(IDTYPE id);

    /**
     * Retrieves the session ID associated with this URL queue.
     *
     * @return the session ID as a String.
     */
    String getSessionId();

    /**
     * Sets the session ID for the URL queue.
     *
     * @param sessionId the session ID to set
     */
    void setSessionId(String sessionId);

    /**