* {@link Ordering#leastOf(Iterable, int)}, which provides a simpler API for that use case.
   */
  public void offerAll(Iterable<? extends T> elements) {
    offerAll(elements.iterator());
  }

  /**
   * Adds each member of {@code elements} as a candidate for the top {@code k} elements. This

            // Do nothing in test
        }

        @Override
        public void deleteAll() {
            // Do nothing in test
        }

        @Override
        public void offerAll(String sessionId, List<OpenSearchUrlQueue> list) {
            // Do nothing in test
        }

        @Override
        public OpenSearchUrlQueue poll(String sessionId) {
            return null;
        }