*/
    public MemoryDataHelper() {
        super();
    }

    /**
     * Clears all URL queues and session data.
     */
    public void clear() {
        urlQueueMap.clear();
        sessionMap.clear();
    }

    /**
     * Returns the URL queue for the specified session ID.
     * Creates a new queue if one doesn't exist.
     * @param sessionId the session ID

        }
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.filter.UrlFilter#clear()
     */
    @Override
    public void clear() {
        cachedIncludeSet.clear();
        cachedExcludeSet.clear();
        if (sessionId != null) {
            getUrlFilterService().delete(sessionId);
        }
    }

    /*
     * (non-Javadoc)

        // Clear the filter
        urlFilter.clear();

        // After clear, all URLs should match (no filters applied)
        assertTrue(urlFilter.match("https://example.com/page"));
        assertTrue(urlFilter.match("https://other.com/page"));
        assertTrue(urlFilter.match("https://any.com/image.jpg"));
    }

    /**
     * Test clear method without initialization
     */

        private String fieldName;

        private final StringBuilder buffer = new StringBuilder(1000);

        @Override
        public void startDocument() {
            dataMap.clear();
        }

        @Override
        public void startElement(final String uri, final String localName, final String qName, final Attributes attributes) {
            if ("field".equals(qName)) {

            addDocumentToQueue();
        }

        return queue.poll();
    }

    @Override
    public void close() {
        isFinished.set(true);
        queue.clear();
    }

    /**
     * Sets the scroll size.
     * @param scrollSize The scroll size.
     */
    public void setScrollSize(final int scrollSize) {
        this.scrollSize = scrollSize;
    }

                }

                String value = getValue(USER_AGENT_RECORD, line);
                if (value != null) {
                    if (isGroupRecordStarted) {
                        currentDirectiveList.clear();
                        isGroupRecordStarted = false;
                    }
                    final String userAgent = value.toLowerCase(Locale.ENGLISH);

        }

        public void addCondition(String key, String value) {
            conditions.put(key, value);
        }

        public void clearConditions() {
            conditions.clear();
        }
    }

    /**
     * Test response processor implementation
     */
    public static class TestResponseProcessor implements ResponseProcessor, Serializable {

    /**
     * Clears a scroll context.
     *
     * @param scrollId The scroll ID to clear.
     */
    public void clearScroll(final String scrollId) {
        if (scrollId != null) {
            prepareClearScroll().addScrollId(scrollId)
                    .execute(ActionListener.wrap(res -> {}, e -> logger.warn("Failed to clear " + scrollId, e)));
        }
    }

    /**
     * Listener for connection events.

        assertEquals(listener2, factory.getOnDestroyListener());
        factory.destroyObject(pooledObject);
        assertEquals(2, events.size());
        assertEquals("listener2", events.get(1));

        // Clear listener
        factory.setOnDestroyListener(null);
        assertNull(factory.getOnDestroyListener());
        factory.destroyObject(pooledObject);
        assertEquals(2, events.size()); // No new events
    }

                logger.warn("Failed to restore " + urlQueue, e);
            }
        }));
    }

    /**
     * Clears the cache.
     */
    public void clearCache() {
        sessionCache.clear();
    }

    /**
     * Updates the session ID for all URL queue entries.
     *
     * @param oldSessionId The old session ID.
     * @param newSessionId The new session ID.
     */
    @Override