*
 * These examples will not work if you're consuming the response body on another thread. In such
 * cases the consuming thread must call [close] when it has finished reading the response
 * body.
 *
 * ### The response body can be consumed only once.
 *
 * This class may be used to stream very large responses. For example, it is possible to use this
 * class to read a response that is larger than the entire memory allocated to the current process.

   * longer, since an iteration across all row keys occurs.
   *
   * <p>Note that this implementation is not synchronized. If multiple threads access this table
   * concurrently and one of the threads modifies the table, it must be synchronized externally.
   *
   * <p>The table is serializable if {@code backingMap}, {@code factory}, the maps generated by

 *  Fix: Attempt to read the response even if sending the request failed. This makes it possible
    to handle response statuses like `HTTP/1.1 431 "Request Header Fields Too Large`.

 *  Fix: Handle multiple 1xx responses.

 *  Fix: Address a performance bug in our internal task runner. We had a race condition that could
    result in it OkHttp starting a thread for each queued task, even when a single thread could run

     * The URL that failed during crawling.
     * This is a required field containing the actual URL that encountered an error.
     */
    @Required
    public String url;

    /**
     * The name of the crawler thread that encountered the failure.
     * This is a required field used for identifying which crawler process failed.
     */
    @Required
    public String threadName;

    /**

crawler.system.monitor.interval=60
# Whether to ignore idle threads in hot thread monitoring.
crawler.hotthread.ignore_idle_threads=true
# Interval for hot thread monitoring (e.g., 500ms).
crawler.hotthread.interval=500ms
# Number of snapshots for hot thread monitoring.
crawler.hotthread.snapshots=10
# Number of threads for hot thread monitoring.
crawler.hotthread.threads=3
# Timeout for hot thread monitoring (e.g., 30s).
crawler.hotthread.timeout=30s

        FtpClient client = new FtpClient() {
            @Override
            protected ResponseData getResponseData(final String uri, final boolean includeContent) {
                try {
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    throw new CrawlingAccessException(e);
                }
                return null;
            }
        };

        HandleInfo expiredHandle = new HandleInfo("/test/file.txt", new HandleGuid(), new byte[16], HandleType.DURABLE_V2, 100, // 100ms timeout
                null);

        // Wait for expiration
        Thread.sleep(150);

        CompletableFuture<HandleInfo> future = reconnector.reconnectHandle(expiredHandle, new IOException("Network error"));

        assertThrows(ExecutionException.class, () -> {
            future.get();

 *
 * <p>An evicting queue must be configured with a maximum size. Each time an element is added to a
 * full queue, the queue automatically removes its head element. This is different from conventional
 * bounded queues, which either block or reject new elements when full.
 *
 * <p>This class is not thread-safe, and does not accept null elements.
 *
 * @author Kurt Alfred Kluever
 * @since 15.0
 */
@GwtCompatible

        failureUrl.setErrorName(errorName);
        failureUrl.setErrorLog(getStackTrace(e));
        failureUrl.setLastAccessTime(ComponentUtil.getSystemHelper().getCurrentTimeAsLong());
        failureUrl.setThreadName(Thread.currentThread().getName());

        bhv.insertOrUpdate(failureUrl, op -> {
            op.setRefreshPolicy(Constants.TRUE);
        });
        return failureUrl;
    }

    /**

 *   <li>Checking if a URL has already been visited.</li>
 *   <li>Generating URL queues from a previous session's access results.</li>
 * </ul>
 *
 * <p>
 * The class uses synchronization to ensure thread safety when accessing and modifying the URL queue.
 * It also checks for duplicate URLs before adding them to the queue,
 * both within the queue itself and against previously accessed URLs stored in the {@link MemoryDataHelper}.