public NavigableSet<E> elementSet() {
    return delegate().elementSet();
  }

  /**
   * A sensible implementation of {@link SortedMultiset#elementSet} in terms of the following
   * methods: {@link SortedMultiset#clear}, {@link SortedMultiset#comparator}, {@link
   * SortedMultiset#contains}, {@link SortedMultiset#containsAll}, {@link SortedMultiset#count},
   * {@link SortedMultiset#firstEntry} {@link SortedMultiset#headMultiset}, {@link

  private void weaklyReferenceQueue() {
    frq = new FinalizableReferenceQueue();
    queueReference = new WeakReference<>(frq.queue);

    /*
     * Queue and clear a reference for good measure. We test later on that
     * the finalizer thread stopped, but we should test that it actually
     * started first.
     */
    reference =

  private void weaklyReferenceQueue() {
    frq = new FinalizableReferenceQueue();
    queueReference = new WeakReference<>(frq.queue);

    /*
     * Queue and clear a reference for good measure. We test later on that
     * the finalizer thread stopped, but we should test that it actually
     * started first.
     */
    reference =

```Python
item: Item
```

...and with that single declaration you get:

* Editor support, including:
    * Completion.
    * Type checks.
* Validation of data:
    * Automatic and clear errors when the data is invalid.
    * Validation even for deeply nested JSON objects.

     * @return HTML response for the reset list
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse reset(final SearchForm form) {
        fileAuthenticationPager.clear();
        return asHtml(path_AdminFileauth_AdminFileauthJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    /**
     * Sets up data for search result pagination.
     *

     * @return HTML response with the reset request header list
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse reset(final SearchForm form) {
        reqHeaderPager.clear();
        return asHtml(path_AdminReqheader_AdminReqheaderJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    /**

        // been closed since this read began we must discard the incoming data and tell the
        // connection we've done so.
        withLock {
          if (closed) {
            receiveBuffer.clear()
          } else {
            val wasEmpty = readBuffer.size == 0L
            readBuffer.writeAll(receiveBuffer)
            if (wasEmpty) {
              notifyAll()
            }
          }
        }

    /**
     * Clears a scroll context.
     *
     * @param scrollId The scroll ID to clear.
     */
    public void clearScroll(final String scrollId) {
        if (scrollId != null) {
            prepareClearScroll().addScrollId(scrollId)
                    .execute(ActionListener.wrap(res -> {}, e -> logger.warn("Failed to clear " + scrollId, e)));
        }
    }

    /**
     * Listener for connection events.

        info.setCapability(capability);

        return info;
    }

    private void encodeSockaddr(byte[] buffer, int offset) {
        // MS-SMB2: SockAddr_Storage field is 128 bytes
        // Clear the entire field first
        for (int i = 0; i < 128; i++) {
            buffer[offset + i] = 0;
        }

        if (ipv6) {
            // IPv6 sockaddr_in6 structure (Windows AF_INET6 = 23)

     */
    public void cleanup(final String sessionId) {
        // TODO transaction?
        urlQueueService.delete(sessionId);
        dataService.delete(sessionId);
        urlFilter.clear();
    }

    /**
     * Closes the crawler, releasing resources.
     * This method is called automatically when the crawler is used in a try-with-resources statement.
     */
    @Override