/**
     * Gets a buffer from the cache or creates a new one if the cache is empty.
     *
     * Performance: O(1) operation using concurrent queue
     *
     * @return a byte buffer for SMB operations
     * @throws IllegalStateException if buffer size exceeds maximum allowed
     */
    static public byte[] getBuffer() {
        // Try to get from cache first - O(1) operation
        byte[] buf = bufferQueue.poll();

    /**
     * Add a referral to the cache
     *
     * @param path the DFS path for this referral
     * @param dr the DFS referral data to cache
     * @param tc the CIFS context containing configuration
     */
    void cache(CIFSContext tc, String path, DfsReferralData dr);

     * @return True if the status code indicates a redirect, false otherwise
     */
    protected boolean isRedirectHttpStatus(final int httpStatusCode) {
        return redirectHttpStatusPattern.matcher(Integer.toString(httpStatusCode)).matches();
    }

    /**
     * Executes the HTTP client request.
     *
     * @param httpRequest The HTTP request to execute
     * @return The HTTP response

Directory for image cache....

                final Matcher matcher = pattern.matcher(url);
                if (matcher.matches()) {
                    match = true;
                }
            }
            if (!match) {
                return false;
            }
        }

        if (!excludeList.isEmpty()) {
            boolean match = false;
            for (final Pattern pattern : excludeList) {

import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.PostConstruct;

/**
 * Manager class for handling dictionary files in the Fess search system.
 * This class provides functionality to retrieve, store, and manage various
 * dictionary files such as synonyms, kuromoji, protwords, and stopwords.
 * It coordinates with DictionaryCreator instances to handle different
 * dictionary types and manages file synchronization through ConfigSync.
 *

    }

    // Test for cache method
    @Test
    void testCache_DfsDisabled() {
        when(mockConfig.isDfsDisabled()).thenReturn(true);
        DfsReferralData mockReferralData = mock(DfsReferralData.class);
        assertDoesNotThrow(() -> dfsResolver.cache(mockContext, "\\\\anyServer\\anyShare\\anyPath", mockReferralData));
    }

    @Test

    protected String parseCharset(final String content) {
        final Pattern pattern = Pattern.compile("; *charset *= *([a-zA-Z0-9\\-_]+)", Pattern.CASE_INSENSITIVE);
        final Matcher matcher = pattern.matcher(content);
        if (matcher.find()) {
            return matcher.group(1);
        }
        return null;
    }

    /**
     * Gets a duplicate URL by adding or removing a trailing slash.
     *

        }
        for (final Map.Entry<String, String> entry : conditionMap.entrySet()) {
            if (docMap.get(entry.getKey()) instanceof final String value && value.matches(entry.getValue())) {
                if (logger.isDebugEnabled()) {
                    logger.debug("[{}] match {}:{}", entry.getKey(), name, value);
                }
                return true;
            }
        }
        return false;
    }

        final UrlQueue<?> urlQueue = new UrlQueueImpl<>();
        urlQueue.setUrl("http://example.com/");
        urlQueue.setDepth(1);

        when(urlFilter.match(anyString())).thenReturn(true);

        // Use reflection to access protected method
        final java.lang.reflect.Method method = CrawlerThread.class.getDeclaredMethod("isValid", UrlQueue.class);