}

            log.info("Created {} channels for session {}", channelGroup.getChannelCount(), sessionId);
            return channelGroup;

        } catch (Exception e) {
            sessionChannels.remove(sessionId);
            throw new CIFSException("Failed to create channels for session " + sessionId, e);
        }
    }

    /**

            if (Constants.FALSE.equals(initParamMap.getAsString(DELETE_OLD_DOCS))) {
                return;
            }
            final String sessionId = initParamMap.getAsString(Constants.SESSION_ID);
            if (StringUtil.isBlank(sessionId)) {
                logger.warn("Invalid sessionId at {}", dataConfig);
                return;
            }
            final FessConfig fessConfig = ComponentUtil.getFessConfig();

     * Command-line options for the thumbnail generator.
     */
    protected static class Options {
        /**
         * Session ID for filtering thumbnail generation.
         */
        @Option(name = "-s", aliases = "--sessionId", metaVar = "sessionId", usage = "Session ID")
        protected String sessionId;

        /**
         * Name identifier for the thumbnail generation task.
         */

    }

    @Test
    @DisplayName("Test session ID generation")
    void testSessionIdGeneration() throws Exception {
        authenticator = new NtlmPasswordAuthenticator("DOMAIN", "username", "password");

        // Get the sessionId field using reflection
        Field sessionIdField = NtlmPasswordAuthenticator.class.getDeclaredField("sessionId");
        sessionIdField.setAccessible(true);

    }

    /**
     * Gets the session ID associated with this crawling session.
     *
     * @return the session ID, or null if not specified
     */
    public String getSessionId() {
        return sessionId;
    }

    /**
     * Sets the session ID associated with this crawling session.
     *
     * @param sessionId the session ID to set
     */

        ThumbnailGenerator.Options options = new ThumbnailGenerator.Options();
        options.sessionId = "test-session";
        options.name = "test-name";
        options.propertiesPath = "/path/to/props";
        options.numOfThreads = 5;

        String expected = "Options [sessionId=test-session, name=test-name, propertiesPath=/path/to/props, numOfThreads=5]";
        assertEquals(expected, options.toString());
    }

    @Size(max = 1000)
    public String id;

    /**
     * The session identifier of the crawling session.
     * This is a required field that identifies the specific crawling session.
     * Maximum length is 20 characters.
     */
    @Required
    @Size(max = 20)
    public String sessionId;

    /**
     * The name or description of the crawling session.

    }

    public void test_sessionCountId() {
        final String sessionId = "12345";
        final String sessionCountId = sessionId + "-1";
        assertNull(crawlingConfigHelper.get(sessionCountId));
        crawlingConfigHelper.store(sessionId, crawlingConfigHelper.getCrawlingConfig("W1"));
        assertEquals("1", crawlingConfigHelper.get(sessionCountId).getId());

    public void test_crawl_withNullParameters() {
        try {
            webFsIndexHelper.crawl("sessionId", null, null);
            assertTrue(true);
        } catch (Exception e) {
            assertTrue(true);
        }
    }

    public void test_crawl_withEmptyLists() {
        try {
            webFsIndexHelper.crawl("sessionId", Collections.emptyList(), Collections.emptyList());
            assertTrue(true);

        if (sessionId == null) { // create session id
            sessionId = RandomStringUtils.randomAlphabetic(15);
        }
        resultBuf.append("Session Id: ").append(sessionId).append("\n");
        if (jobExecutor != null) {
            jobExecutor.addShutdownListener(() -> ComponentUtil.getProcessHelper().destroyProcess(sessionId));
        }