@Resource
    protected SystemHelper systemHelper;

    /** Helper for document indexing operations */
    @Resource
    protected IndexingHelper indexingHelper;

    /** Flag indicating if crawling should be finished */
    protected boolean finishCrawling = false;

    /** Total execution time in milliseconds */
    protected long executeTime;

    /** Total number of processed documents */

     * and then replacing the original file upon successful commit.
     */
    protected class StopwordsUpdater implements Closeable {

        /** A flag indicating whether the changes have been committed. */
        protected boolean isCommit = false;

        /** The temporary file to write changes to. */
        protected File newFile;

   * @return the greatest value less than {@code value}, or {@code null} if {@code value} is {@code
   *     minValue()}
   */
  public abstract @Nullable C previous(C value);

  /**
   * Returns a signed value indicating how many nested invocations of {@link #next} (if positive) or
   * {@link #previous} (if negative) are needed to reach {@code end} starting from {@code start}.

  /**
   * Shift Out: A control character indicating that the code combinations which follow shall be
   * interpreted as outside of the character set of the standard code table until a Shift In
   * character is reached.
   *
   * @since 8.0
   */
  public static final byte SO = 14;

  /**
   * Shift In: A control character indicating that the code combinations which follow shall be

 * caller's responsibility.
 *
 * @author Paul Marks
 * @since 10.0
 */
@Immutable
@GwtCompatible
public final class HostAndPort implements Serializable {
  /** Magic value indicating the absence of a port number. */
  private static final int NO_PORT = -1;

  /** Hostname, IPv4/IPv6 literal, or unvalidated nonsense. */
  private final String host;

    protected static final LoggerAdapterFactory factory = getLoggerAdapterFactory();

    /** Map of loggers keyed by class */
    protected static final Map<Class<?>, Logger> loggers = newHashMap();

    /** Flag indicating initialization is complete. */
    private static boolean initialized;

    /** Logger adapter. */
    private final LoggerAdapter log;

    /**
     * Returns a {@link Logger}.
     *
     * @param clazz

    /**
     * Helper for managing content length validation and limits.
     */
    @Resource
    protected ContentLengthHelper contentLengthHelper;

    /**
     * Flag indicating whether the client has been initialized.
     */
    protected volatile boolean isInit = false;

    /**
     * The GCS Storage client instance for interacting with Google Cloud Storage.
     */

     * and then replacing the original file upon successful commit.
     */
    protected class StemmerOverrideUpdater implements Closeable {

        /** A flag indicating whether the changes have been committed. */
        protected boolean isCommit = false;

        /** The temporary file to write changes to. */
        protected File newFile;

     * @return the user account control value
     */
    public int getUserAccountControl() {
        return this.userAccountControl;
    }

    /**
     * Returns the user flags indicating PAC content.
     * @return the user flags value
     */
    public int getUserFlags() {
        return this.userFlags;
    }

    /** The user credential lifetime */
    private int userLifetime = GSSCredential.DEFAULT_LIFETIME;
    /** The security context lifetime */
    private int contextLifetime = GSSContext.DEFAULT_LIFETIME;
    /** Flag indicating if fallback authentication is allowed */
    private boolean canFallback = false;
    /** Flag to force fallback authentication */
    private boolean forceFallback;

    static {