verify(delegate, times(1)).release();
    }

    @Test
    @DisplayName("finalize() invokes checkRelease exactly once")
    void finalize_invokes_checkRelease() throws Throwable {
        // Arrange: spy to verify internal interaction with checkRelease()
        CIFSContext ctx = mock(CIFSContext.class);
        SmbTreeConnectionTrace trace = Mockito.spy(new SmbTreeConnectionTrace(ctx));

            if (webinfPath != null && Files.exists(Paths.get(webinfPath))) {
                return Paths.get(webinfPath, names);
            }
        } catch (final Throwable e) {
            // ignore
        }
        final String webinfBase = root + base;
        if (Files.exists(Paths.get(webinfBase))) {
            return Paths.get(webinfBase, names);
        }

        }
    }

    /**
     * {@inheritDoc}
     *
     * @see java.lang.Object#finalize()
     */
    @Override
    protected void finalize() throws Throwable {
        try {
            if (this.usageCount != null && this.usageCount.get() != 0 && this.open) {
                log.warn("File handle was not properly closed, performing emergency cleanup: " + this);

        } else if (us < 0) {
            throw new RuntimeCIFSException("Usage count dropped below zero");
        }
    }

    @Override
    protected void finalize() throws Throwable {
        try {
            // Add null check to prevent NPE if object was not fully constructed
            if (this.usageCount != null && this.usageCount.get() != 0) {

            } else if (logger.isInfoEnabled()) {
                logger.info("ThumbnailGenerator is stopped.");
            }
            exitCode = Constants.EXIT_FAIL;
        } catch (final Throwable t) {
            logger.error("ThumbnailGenerator terminated unexpectedly.", t);
            exitCode = Constants.EXIT_FAIL;
        } finally {
            if (systemMonitorTask != null) {

            } else if (logger.isInfoEnabled()) {
                logger.info("SuggestCreator is stopped.");
            }
            exitCode = Constants.EXIT_FAIL;
        } catch (final Throwable t) {
            logger.error("SuggestCreator terminated unexpectedly.", t);
            exitCode = Constants.EXIT_FAIL;
        } finally {
            if (systemMonitorTask != null) {

                default:
                    logger.error("Unknown thumbnail result: {} -> {}", thumbnailId, responseData.getUrl());
                    break;
                }
            } catch (final Throwable t) {
                logger.warn("Failed to create thumbnail: {} -> {} ({}:{})", thumbnailId, responseData.getUrl(),
                        t.getClass().getCanonicalName(), t.getMessage());

     *
     * @param se the SmbException to convert
     * @return the resulting IOException
     */
    protected IOException seToIoe(final SmbException se) {
        IOException ioe = se;
        Throwable root = se.getRootCause();
        if (root instanceof TransportException) {
            ioe = (TransportException) root;
            root = ((TransportException) ioe).getRootCause();
        }

        }
    }

    @Test
    @DisplayName("Should pass null for SmbAuthException when error is not SmbAuthException")
    void testRenewCredentials_WithErrorNotSmbAuthException() {
        Throwable genericError = new RuntimeException("Generic Error");
        try (MockedStatic<NtlmAuthenticator> mockedNtlmAuthenticator = mockStatic(NtlmAuthenticator.class)) {

     *
     * @param success A callback for successful indexing.
     * @param error   A callback for indexing errors.
     */
    public void indexFromDocuments(final Consumer<Boolean> success, final Consumer<Throwable> error) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final long interval = fessConfig.getSuggestUpdateRequestIntervalAsInteger().longValue();