ClosingFuture<?> future1, ClosingFuture<?>... moreFutures) {
    return whenAllComplete(asList(future1, moreFutures));
  }

  /**
   * Starts specifying how to combine {@link ClosingFuture}s into a single pipeline, assuming they
   * all succeed. If any fail, the resulting pipeline will fail.
   *
   * @throws IllegalStateException if a {@code ClosingFuture} has already been derived from any of

      ClosingFuture<?> future1, ClosingFuture<?>... moreFutures) {
    return whenAllComplete(asList(future1, moreFutures));
  }

  /**
   * Starts specifying how to combine {@link ClosingFuture}s into a single pipeline, assuming they
   * all succeed. If any fail, the resulting pipeline will fail.
   *
   * @throws IllegalStateException if a {@code ClosingFuture} has already been derived from any of

     * representation of their URLs, minus authentication parameters, are
     * case insensitivly and lexographically equal.
     *
     * For example, assuming the server <code>angus</code> resolves to the
     * <code>192.168.1.15</code> IP address, the below URLs would result in
     * <code>SmbFile</code>s that are equal.
     *
     * <blockquote><pre>

     * representation of their URLs, minus authentication parameters, are
     * case insensitively and lexographically equal.
     * <br>
     * For example, assuming the server <code>angus</code> resolves to the
     * <code>192.168.1.15</code> IP address, the below URLs would result in
     * <code>SmbFile</code>s that are equal.
     *
     * <blockquote>
     *

tab key\nconst ARROW_UP_KEYCODE = 38 // KeyboardEvent.which value for up arrow key\nconst ARROW_DOWN_KEYCODE = 40 // KeyboardEvent.which value for down arrow key\nconst RIGHT_MOUSE_BUTTON_WHICH = 3 // MouseEvent.which value for the right button (assuming a right-handed mouse)\nconst REGEXP_KEYDOWN = new RegExp(`${ARROW_UP_KEYCODE}|${ARROW_DOWN_KEYCODE}|${ESCAPE_KEYCODE}`)\n\nconst CLASS_NAME_DISABLED = 'disabled'\nconst CLASS_NAME_SHOW = 'show'\nconst CLASS_NAME_DROPUP = 'dropup'\nconst CLASS_NAME_DROPRIGHT...