*
   * <p>When selecting an executor, note that {@code directExecutor} is dangerous in some cases. See
   * the discussion in the {@link ListenableFuture#addListener} documentation. All its warnings
   * about heavyweight listeners are also applicable to heavyweight functions passed to this method.
   *
   * <p>After calling this method, you may not call {@link #finishToFuture()}, {@link

showEvent = EventHandler.trigger(this._element, EVENT_SHOW, relatedTarget)\n\n    if (showEvent.defaultPrevented) {\n      return\n    }\n\n    this._createPopper()\n\n    // If this is a touch-enabled device we add extra\n    // empty mouseover listeners to the body's immediate children;\n    // only needed because of broken event delegation on iOS\n    // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html\n    if ('ontouchstart' in document.documentElement && !this._parent.cl...

{\n        $(parent).addClass(CLASS_NAME_POSITION_STATIC)\n      }\n\n      this._popper = new Popper(referenceElement, this._menu, this._getPopperConfig())\n    }\n\n    // If this is a touch-enabled device we add extra\n    // empty mouseover listeners to the body's immediate children;\n    // only needed because of broken event delegation on iOS\n    // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html\n    if ('ontouchstart' in document.documentElement &&\n        $(paren...

  final long refreshNanos;

  /** Entries waiting to be consumed by the removal listener. */
  // TODO(fry): define a new type which creates event objects and automates the clear logic
  final Queue<RemovalNotification<K, V>> removalNotificationQueue;

  /**
   * A listener that is invoked when an entry is removed due to expiration or garbage collection of
   * soft/weak entries.
   */

scrollParents.push(target);\n}\n\n/**\n * Setup needed event listeners used to update the popper position\n * @method\n * @memberof Popper.Utils\n * @private\n */\nexport default function setupEventListeners(\n  reference,\n  options,\n  state,\n  updateBound\n) {\n  // Resize event listener on window\n  state.updateBound = updateBound;\n  getWindow(reference).addEventListener('resize', state.updateBound, { passive: true });\n\n  // Scroll event listener on scroll parents\n  const scrollElement = getScrol...

  final long refreshNanos;

  /** Entries waiting to be consumed by the removal listener. */
  // TODO(fry): define a new type which creates event objects and automates the clear logic
  final Queue<RemovalNotification<K, V>> removalNotificationQueue;

  /**
   * A listener that is invoked when an entry is removed due to expiration or garbage collection of
   * soft/weak entries.
   */

she first saw the White Rabbit.  She was a little nervous about
it just at first, the two creatures got so close to her, one on
each side, and opened their eyes and mouths so VERY wide, but she
gained courage as she went on.  Her listeners were perfectly
quiet till she got to the part about her repeating `YOU ARE OLD,
FATHER WILLIAM,' to the Caterpillar, and the words all coming
different, and then the Mock Turtle drew a long breath, and said

she first saw the White Rabbit.  She was a little nervous about
it just at first, the two creatures got so close to her, one on
each side, and opened their eyes and mouths so VERY wide, but she
gained courage as she went on.  Her listeners were perfectly
quiet till she got to the part about her repeating `YOU ARE OLD,
FATHER WILLIAM,' to the Caterpillar, and the words all coming
different, and then the Mock Turtle drew a long breath, and said

  }

  // Removal listener tests

  public void testRemovalListener_explicit() {
    QueuingRemovalListener<Object, Object> listener = queuingRemovalListener();
    LocalCache<Object, Object> map = makeLocalCache(createCacheBuilder().removalListener(listener));
    assertThat(listener.isEmpty()).isTrue();

    Object one = new Object();
    Object two = new Object();

  }

  // Removal listener tests

  public void testRemovalListener_explicit() {
    QueuingRemovalListener<Object, Object> listener = queuingRemovalListener();
    LocalCache<Object, Object> map = makeLocalCache(createCacheBuilder().removalListener(listener));
    assertThat(listener.isEmpty()).isTrue();

    Object one = new Object();
    Object two = new Object();