*
     * @see jcifs.SmbTree#unwrap(java.lang.Class)
     */
    @SuppressWarnings("unchecked")
    @Override
    public <T extends SmbTree> T unwrap(final Class<T> type) {
        if (type.isAssignableFrom(this.getClass())) {
            return (T) this;
        }
        throw new ClassCastException();
    }

    /**
     * @param track
     * @return tree with increased usage count
     */

     * This method is called automatically after dependency injection is complete.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        ComponentUtil.getSsoManager().register(this);
    }

    /**
     * Gets or creates the SPNEGO authenticator instance.
     *

                    logger.error("Failed to process a data crawling: {}", dataConfig.getName(), e);
                    ComponentUtil.getComponent(FailureUrlService.class)
                            .store(dataConfig, e.getClass().getCanonicalName(), dataConfig.getConfigId() + ":" + dataConfig.getName(), e);
                } finally {
                    indexUpdateCallback.commit();
                    deleteOldDocs();
                }

            setRawPayload(payload);
        }

        if (!verifySignature(buffer, 4, len)) {
            throw new SMBProtocolDecodingException("Signature verification failed for " + this.getClass().getName());
        }
        return len;
    }

    /**
     * Writes the AndX wire format to buffer
     * @param dst the destination buffer
     * @param dstIndex the starting index

     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        crawlingConfigCache = CacheBuilder.newBuilder().maximumSize(100).expireAfterWrite(10, TimeUnit.MINUTES).build();
    }

    /**

            } catch (RuntimeException e) {
                // Accept runtime exceptions that might be thrown due to closed state
                assertTrue(e.getMessage() != null, "Exception should have a message: " + e.getClass().getSimpleName());
            }

            try {
                digest.verify(data, 0, data.length, 0, response);
                // If no exception is thrown, verification should return false or handle gracefully

    void assertPermitted(Exception exception) {
      if (!isPermitted(exception)) {
        String message =
            "Exception "
                + exception.getClass().getSimpleName()
                + " was thrown; expected "
                + getMessage();
        throw new AssertionError(message, exception);
      }
    }

   */
  @Override
  public final void addListener(Listener listener, Executor executor) {
    listeners.addListener(listener, executor);
  }

  @Override
  public String toString() {
    return getClass().getSimpleName() + " [" + state() + "]";
  }

  /**
   * Attempts to execute all the listeners in {@link #listeners} while not holding the {@link
   * #monitor}.
   */

                .map(s -> clientFactory.getClient(s + ":" + url))//
                .orElseGet(() -> clientFactory.getClient(url));
        if (logger.isDebugEnabled()) {
            logger.debug("CrawlerClient: {}", client.getClass().getCanonicalName());
        }
        return client;
    }

    /**
     * Parses client rule configuration string into a list of client name and pattern pairs.

   * @return the last element of {@code iterator}
   * @since 3.0
   */
  @ParametricNullness
  public static <T extends @Nullable Object> T getLast(
      Iterator<? extends T> iterator, @ParametricNullness T defaultValue) {
    return iterator.hasNext() ? getLast(iterator) : defaultValue;
  }

  /**
   * Calls {@code next()} on {@code iterator}, either {@code numberToAdvance} times or until {@code