/** Available send credits for flow control */
    protected final AtomicInteger sendCredits;
    /** Available receive credits for flow control */
    protected final AtomicInteger receiveCredits;
    /** Queue of pending RDMA work requests */
    protected final BlockingQueue<RdmaWorkRequest> pendingRequests;

    // Connection state
    /** Current connection state */
    protected volatile RdmaConnectionState state;

    /**
     * Fetches more entries from the server.
     *
     * @return true if more entries were fetched, false otherwise
     * @throws CIFSException if an error occurs during fetching
     */
    protected abstract boolean fetchMore() throws CIFSException;

    /**
     * Gets the current batch of results.
     *
     * @return array of file entries in the current batch
     */

        // array.
        while (mid > -1 && this[mid] != '\n'.code.toByte()) {
          mid--
        }
        mid++

        // Now look for the ending '\n'.
        var end = 1
        while (this[mid + end] != '\n'.code.toByte()) {
          end++
        }
        val publicSuffixLength = mid + end - mid

        });
    }

    /**
     * Sends a test mail using the provided notification settings.
     *
     * @param form the mail form containing notification settings
     * @return HTML response after sending test mail
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse sendmail(final MailForm form) {
        validate(form, messages -> {}, () -> asHtml(path_AdminGeneral_AdminGeneralJsp));

     * @return the last access time
     */
    public long getLastAccessTime() {
        return lastAccessTime;
    }

    /**
     * Checks if the cache has pending changes
     * @return true if cache has changes
     */
    public boolean hasChanges() {
        return hasChanges;
    }

    /**
     * Get and increment inconsistency count
     *

        if (!connected) {
            throw new IOException("Witness client not connected");
        }

        try {
            log.debug("Sending witness heartbeat for: {}", request.getRegistrationId());

            // Create and populate the RPC message
            WitnessHeartbeatMessage message = new WitnessHeartbeatMessage();

        occurrencesLeft = currentEntry.getValue().get();
      }
      occurrencesLeft--;
      canRemove = true;
      /*
       * requireNonNull is safe because occurrencesLeft starts at 0, forcing us to initialize
       * currentEntry above. After that, we never clear it.
       */
      return requireNonNull(currentEntry).getKey();
    }

    @Override
    public void remove() {

            final SearchRequestParams params, final OptionalThing<FessUserBean> userBean) {
        if (logger.isDebugEnabled()) {
            logger.debug("Sending query to searchers: query={}", query);
        }
        final int pageSize = params.getPageSize();
        final int startPosition = params.getStartPosition();
        if (startPosition * 2 >= windowSize) {

      } catch (ClassCastException wastNotComparableToOurType) {
        return false;
      }
    }
    return false;
  }

  // Prevent "missing hashCode" warning by explicitly forcing subclasses implement it
  @Override
  public abstract int hashCode();

  /*
   * The implementation neither produces nor consumes any non-null instance of type C, so
   * casting the type parameter is safe.

                throw new DictionaryException("Failed to write: " + line, e);
            }
        }

        /**
         * Commits the changes to the dictionary file.
         * If there is a pending new item, it is written to the file.
         *
         * @return The committed item, or null if no item was committed.
         * @throws DictionaryException if an I/O error occurs.
         */