@GwtIncompatible
abstract class Striped64 extends Number {
  /*
   * This class maintains a lazily-initialized table of atomically
   * updated variables, plus an extra "base" field. The table size
   * is a power of two. Indexing uses masked per-thread hash codes.
   * Nearly all declarations in this class are package-private,
   * accessed directly by subclasses.
   *
   * Table entries are of class Cell; a variant of AtomicLong padded

/**
 * API action for admin path mapping management.
 * Provides RESTful API endpoints for managing path mapping settings in the Fess search engine.
 * Path mappings define URL path transformations and redirections for crawling and indexing.
 */
public class ApiAdminPathmapAction extends FessApiAdminAction {

    private static final Logger logger = LogManager.getLogger(ApiAdminPathmapAction.class);

labels.crawling_info_WebFsIndexExecTime=Indexing Execution Time (Web/File)
labels.crawling_info_WebFsIndexSize=Index Size (Web/File)
labels.crawling_info_DataCrawlExecTime=Crawl Execution Time (Data Store)
labels.crawling_info_DataCrawlStartTime=Crawl Start Time (Data Store)
labels.crawling_info_DataCrawlEndTime=Crawl End Time (Data Store)
labels.crawling_info_DataIndexExecTime=Indexing Execution Time (Data Store)

            final CountDownLatch latch = new CountDownLatch(1);

            logger.info("Parsing words from indexed documents.");
            suggestHelper.indexFromDocuments(ret -> {
                logger.info("Success indexing from documents.");
                latch.countDown();
            }, t -> {
                logger.error("Failed to update suggest index.", t);
                exitCode.set(1);
                latch.countDown();

     * @return The key match helper.
     */
    public static KeyMatchHelper getKeyMatchHelper() {
        return getComponent(KEY_MATCH_HELPER);
    }

    /**
     * Gets the indexing helper component.
     * @return The indexing helper.
     */
    public static IndexingHelper getIndexingHelper() {
        if (indexingHelper == null || HotdeployUtil.isHotdeploy()) {
            indexingHelper = getComponent(INDEXING_HELPER);

      }
      return true;
    }
    return false;
  }

  /**
   * Coerces an IPv6 address into an IPv4 address.
   *
   * <p>HACK: As long as applications continue to use IPv4 addresses for indexing into tables,
   * accounting, et cetera, it may be necessary to <b>coerce</b> IPv6 addresses into IPv4 addresses.
   * This method does so by hashing 64 bits of the IPv6 address into {@code 224.0.0.0/3} (64 bits

 *
 * @author Louis Wasserman
 */
@GwtCompatible
final class RegularImmutableMap<K, V> extends ImmutableMap<K, V> {
  private static final byte ABSENT = -1;

  // Max size is halved due to indexing into double-sized alternatingKeysAndValues
  private static final int BYTE_MAX_SIZE = 1 << (Byte.SIZE - 1); // 2^7 = 128
  private static final int SHORT_MAX_SIZE = 1 << (Short.SIZE - 1); // 2^15 = 32_768

        }
    }

    /**
     * Processes and normalizes a document title.
     * Applies text normalization using configured space characters and returns
     * a clean title suitable for indexing.
     *
     * @param responseData the response data from crawling (not currently used)
     * @param title the raw title text to process
     * @param dataMap additional data map (not currently used)

/**
 * FessCrawlerThread is a specialized crawler thread implementation for the Fess search engine.
 * This class extends the base CrawlerThread and provides Fess-specific functionality for
 * crawling and indexing documents, including incremental crawling capabilities, content
 * modification checking, and integration with the Fess search engine backend.
 *
 * <p>Key features include:</p>
 * <ul>

    private static final String META_NAME_ROBOTS_CONTENT = "//META[@name=\"robots\" or @name=\"ROBOTS\"]/@content";

    /** Robots tag value indicating no indexing or following */
    private static final String ROBOTS_TAG_NONE = "none";

    /** Robots tag value indicating no indexing */
    private static final String ROBOTS_TAG_NOINDEX = "noindex";

    /** Robots tag value indicating no following of links */