}
        }
      }
    }
  }

  /**
   * Using this as the blocker object allows introspection and debugging tools to see that the
   * currentRunner thread is blocked on the progress of the interruptor thread, which can help
   * identify deadlocks.
   */
  @VisibleForTesting
  static final class Blocker extends AbstractOwnableSynchronizer implements Runnable {

    int nSeededEntries = 100;
    Set<String> expectedKeys = Sets.newHashSetWithExpectedSize(nTasks + nSeededEntries);
    // seed the map, so its segments have a count>0; otherwise, clear() won't visit the in-progress
    // entries
    for (int i = 0; i < nSeededEntries; i++) {
      String s = "b" + i;
      cache.getUnchecked(s);
      expectedKeys.add(s);
    }
    computationShouldWait.set(true);

    int nSeededEntries = 100;
    Set<String> expectedKeys = Sets.newHashSetWithExpectedSize(nTasks + nSeededEntries);
    // seed the map, so its segments have a count>0; otherwise, clear() won't visit the in-progress
    // entries
    for (int i = 0; i < nSeededEntries; i++) {
      String s = "b" + i;
      cache.getUnchecked(s);
      expectedKeys.add(s);
    }
    computationShouldWait.set(true);

 * #entries()}, and {@link #asMap()} return collections that are views of the multimap. If the
 * multimap is modified while an iteration over any of those collections is in progress, except
 * through the iterator's methods, the results of the iteration are undefined.
 *
 * <p>Keys and values may be null. All optional multimap methods are supported, and all returned
 * views are modifiable.
 *

    }

    /**
     * Performs the actual crawling operation for the provided data configurations.
     * This method manages the creation and execution of crawler threads,
     * monitors their progress, and handles cleanup operations.
     *
     * <p>The method:</p>
     * <ul>
     *   <li>Creates crawler threads for each data configuration</li>

   * {@code k} to value {@code v} in the specified map. The behavior of this operation is undefined
   * if the specified map is modified while the operation is in progress.
   */
  public void putAll(Map<? extends K, ? extends Long> m) {
    m.forEach(this::put);
  }

  /**
   * Removes and returns the value associated with {@code key}. If {@code key} is not in the map,

 * blast radius possible. If an HTTP/2 stream is active, canceling will cancel that stream but not
 * the other streams sharing its connection. But if the TLS handshake is still in progress then
 * canceling may break the entire connection.
 */
class RealCall(
  val client: OkHttpClient,
  /** The application's original request unadulterated by redirects or auth headers. */
  val originalRequest: Request,

          result++;
        }
        return result;
      }
    ```

### Upload Progress ([.kt][UploadProgressKotlin], [.java][UploadProgressJava])

     */
    protected BlockingQueue<Tuple3<String, String, String>> thumbnailTaskQueue;

    /**
     * Flag indicating whether thumbnail generation is currently in progress.
     */
    protected volatile boolean generating;

    private Thread thumbnailQueueThread;

    /**
     * Size of the thumbnail path cache.
     */
    protected int thumbnailPathCacheSize = 10;

            ingestFactory = ComponentUtil.getIngestFactory();
        }
    }

    /**
     * Destroys the IndexUpdater when the container is shutting down.
     * Stops all crawler instances if crawling is still in progress.
     */
    @PreDestroy
    public void destroy() {
        if (!finishCrawling) {
            if (logger.isInfoEnabled()) {
                logger.info("Stopping all crawler.");
            }