}
    }

    /**
     * Merges response data from the crawler into the original data map.
     * Handles special ".overwrite" suffix fields by removing the suffix and overwriting the base field.
     *
     * @param dataMap the original data map to merge into
     * @param responseDataMap the response data map from the crawler
     */

        assertEquals("mybucket", getField(conn, "bucketName"));
        // URL class does NOT normalize multiple slashes - they are preserved after removing leading slash
        String objectName = (String) getField(conn, "objectName");
        assertEquals("/path//to//object.txt", objectName);
    }

    /**

     * @return the generated key
     * @throws IOException if an I/O error occurs
     */
    protected abstract long makeKey(Request request) throws IOException;

    /**
     * Peek at the next key without removing it from the input stream
     *
     * @return the next key or null if none available
     * @throws IOException if an I/O error occurs
     */
    protected abstract Long peekKey() throws IOException;

                    // NOP
                }
            }
        }
        return buf.toString();
    }

    /**
     * Normalizes a URL by removing fragments, resolving relative paths, and cleaning up.
     *
     * @param u the URL to normalize
     * @return the normalized URL
     */
    protected String normalizeUrl(final String u) {
        if (u == null) {

            // Expected value when all flags are combined
            assertEquals(0x00000FFF, allFlags);
        }

        @Test
        @DisplayName("Test removing specific filter flag")
        void testRemovingFilterFlag() {
            int flags = FileNotifyInformation.FILE_NOTIFY_CHANGE_FILE_NAME | FileNotifyInformation.FILE_NOTIFY_CHANGE_SIZE

        try {
            fileCache.entrySet().removeIf(entry -> {
                WeakReference<SmbFile> ref = entry.getValue();
                if (ref.get() == null) {
                    log.debug("Removing expired file cache entry: {}", entry.getKey());
                    return true;
                }
                return false;
            });
        } catch (Exception e) {

            if (channel.getErrorRate() > 0.1) {
                log.warn("High error rate on channel {}: {}", 
                    channel.getChannelId(), channel.getErrorRate());
                // Consider removing channel
            }
        }
    }
    
    private void discoverInterfaces() {
        if (!multiChannelEnabled) return;
        

        }
    }

    /**
     * Deletes all crawling information records and their parameters that expired before the specified date.
     * This is a bulk cleanup operation for removing old session data.
     *
     * @param date the expiration time threshold - records expired before this time will be deleted
     */
    public void deleteBefore(final long date) {

            pkgs += "|jcifs.smb1";
            System.setProperty("java.protocol.handler.pkgs", pkgs);
        }
    }

    // supress javadoc constructor summary by removing 'protected'
    Config() {
    }

    /**
     * Set the default properties of the static Properties used by <code>Config</code>. This permits

            if (!cleanup) {
                return executorService.submit(() -> process(fessConfig, entity));
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Removing thumbnail queue: {}", entity);
            }
            return null;
        }).filter(f -> f != null).forEach(f -> {
            try {
                f.get();
            } catch (final Exception e) {