public long getExpiry() {
        return expiry;
    }

    /**
     * Sets the expiration time for thumbnails.
     *
     * @param expiry the expiration time in milliseconds (must be positive)
     * @return this PurgeThumbnailJob instance for method chaining
     */
    public PurgeThumbnailJob expiry(final long expiry) {
        if (expiry > 0) {
            this.expiry = expiry;
        }
        return this;
    }

    }

    // Test method chaining with multiple expiry calls
    public void test_expiryChaining() {
        PurgeThumbnailJob result = purgeThumbnailJob.expiry(1000L)
                .expiry(2000L)
                .expiry(0) // Should not change
                .expiry(3000L);

        assertSame(purgeThumbnailJob, result);

     * Purges old thumbnail files based on the expiry time.
     *
     * @param expiry the expiry time threshold
     * @return the number of files purged
     */
    public long purge(final long expiry) {
        if (!baseDir.exists()) {
            return 0;
        }
        try {
            final FilePurgeVisitor visitor = new FilePurgeVisitor(baseDir.toPath(), imageExtention, expiry);

        // we'll test through the purge method
        ThumbnailManager testManager = new ThumbnailManager() {
            @Override
            public long purge(long expiry) {
                baseDir = tempDir;
                // Count expired files
                int count = 0;
                File[] dirs = baseDir.listFiles();
                if (dirs != null) {
                    for (File dir : dirs) {

{"index":{"_index":"fess_config.scheduled_job","_id":"thumbnail_purger"}}
{"name":"Thumbnail Purger","target":"all","cronExpression":"0 0 * * *","scriptType":"groovy","scriptData":"return container.getComponent(\"purgeThumbnailJob\").expiry(30 * 24 * 60 * 60 * 1000L).execute();","jobLogging":true,"crawler":false,"available":true,"sortOrder":7,"createdBy":"system","createdTime":0,"updatedBy":"system","updatedTime":0}

        });
    }

    /**
     * Updates the status of expired jobs that haven't finished.
     * Jobs that have been running longer than the expired job interval
     * without an end time are marked as failed.
     */
    public void updateStatus() {
        final long expiry = ComponentUtil.getSystemHelper().getCurrentTimeAsLong() - expiredJobInterval;

     */
    public void setAcquisitionTimeout(final long acquisitionTimeout) {
        this.acquisitionTimeout = acquisitionTimeout;
    }

    /**
     * Sets the group cache expiry time.
     * @param groupCacheExpiry The cache expiry time in seconds.
     */
    public void setGroupCacheExpiry(final long groupCacheExpiry) {
        this.groupCacheExpiry = groupCacheExpiry;
    }

    @Override

        // Simulate time passing (more than 60 seconds)
        testFactory.lastLoadedTime = System.currentTimeMillis() - 61000L;

        // Should reload after cache expiry
        names = testFactory.getDataStoreNames();
        assertEquals(2, names.length);
        assertEquals(2, loadCount[0]); // Should increment
    }

    // Test loadDataStoreNameList with valid XML

    assertThat(keySet).containsExactly(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);

    // get saves 1, 3; 0, 2, 4 expire
    getAll(cache, asList(1, 3));
    CacheTesting.drainRecencyQueues(cache);
    ticker.advance(1, MILLISECONDS);
    assertThat(keySet).containsExactly(5, 6, 7, 8, 9, 1, 3);

    // get saves 6, 8; 5, 7, 9 expire
    getAll(cache, asList(6, 8));
    CacheTesting.drainRecencyQueues(cache);

  /**
   * Returns the time that this cookie expires, in the same format as [System.currentTimeMillis].
   * This is December 31, 9999 if the cookie is not [persistent], in which case it will expire at the
   * end of the current session.
   *
   * This may return a value less than the current time, in which case the cookie is already
   * expired. Webservers may return expired cookies as a mechanism to delete previously set cookies