// Java 21 Sequenced Collections support
SequencedCollection<String> sequenced = CollectionsUtil.newLinkedHashSet();
String first = CollectionsUtil.getFirst(sequenced);
String last = CollectionsUtil.getLast(sequenced);
SequencedCollection<String> reversed = CollectionsUtil.reversed(sequenced);

// Specialized collections
LruHashMap<String, Object> lruCache = new LruHashMap<>(100); // LRU cache with max 100 entries

            throw new NoSuchElementException();
        }
        return getFirstEntry().element;
    }

    /**
     * Returns the last element.
     *
     * @return the last element
     */
    public E getLast() {
        if (isEmpty()) {
            throw new NoSuchElementException();
        }
        return getLastEntry().element;
    }

    /**
     * Returns the first entry.
     *

            value = "http:" + urlStr;
        } else {
            value = urlStr;
        }
        try {
            final URI uri = URI.create(value);
            final String host = uri.getHost();
            if (StringUtil.isBlank(host) || "http".equalsIgnoreCase(host) || "https".equalsIgnoreCase(host)) {
                return false;
            }
        } catch (final IllegalArgumentException e) {

   *
   * @throws NullPointerException if the last element is null; if this is a possibility, use {@link
   *     Iterables#getLast} instead.
   */
  @SuppressWarnings("nullness") // Unsafe, but we can't do much about it now.
  public final Optional<@NonNull E> last() {
    // Iterables#getLast was inlined here so we don't have to throw/catch a NSEE

    // TODO(kevinb): Support a concurrently modified collection?

                    addToList(list, entity.getReading());
                    addToList(list, permissions);
                    addToList(list, labels);
                    addToList(list, entity.getBoost());
                    try {
                        csvWriter.writeValues(list);
                    } catch (final IOException e) {

                    return null;
                }
                try {
                    final URL url = getURL();
                    final String protocol = url.getProtocol();
                    int port = url.getPort();
                    if (port == -1) {
                        port = "https".equalsIgnoreCase(protocol) ? 443 : 80;
                    }

HSPLokhttp3/internal/connection/RealCall$AsyncCall;-><init>(Lokhttp3/internal/connection/RealCall;Lokhttp3/Callback;)V
HSPLokhttp3/internal/connection/RealCall$AsyncCall;->getHost()Ljava/lang/String;
HSPLokhttp3/internal/connection/RealCall$AsyncCall;->run()V
HSPLokhttp3/internal/connection/RealCall$CallReference;-><init>(Lokhttp3/internal/connection/RealCall;Ljava/lang/Object;)V

        try {
            elevateWordService.store(entity);
            suggestHelper.addElevateWord(entity.getSuggestWord(), entity.getReading(), entity.getLabelTypeValues(), entity.getPermissions(),
                    entity.getBoost(), false);
        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);

                elevateWordService.store(entity);
                suggestHelper.addElevateWord(entity.getSuggestWord(), entity.getReading(), entity.getLabelTypeValues(),
                        entity.getPermissions(), entity.getBoost(), false);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);

        for (final ElevateWord elevateWord : list) {
            addElevateWord(elevateWord.getSuggestWord(), elevateWord.getReading(), elevateWord.getLabelTypeValues(),
                    elevateWord.getPermissions(), elevateWord.getBoost(), apply);
        }
        refresh();
    }

    /**
     * Deletes all elevate words from the suggest index.
     *
     * @param apply true to apply the changes immediately.
     */