if (entityList.isEmpty()) {
            return new int[] {};
        }
        return delegateBatchRequest(entityList, esEntity -> {
            return createInsertRequest(esEntity);
        });
    }

    protected int[] delegateBatchUpdate(List<? extends Entity> entityList, UpdateOption<? extends ConditionBean> option) {
        if (entityList.isEmpty()) {
            return new int[] {};

        if (entityList.isEmpty()) {
            return new int[] {};
        }
        return delegateBatchRequest(entityList, esEntity -> {
            return createInsertRequest(esEntity);
        });
    }

    protected int[] delegateBatchUpdate(List<? extends Entity> entityList, UpdateOption<? extends ConditionBean> option) {
        if (entityList.isEmpty()) {
            return new int[] {};

     */
    private int checkHeaderComment(List<String> commentLines) {
        if (getHeader() == null && layout.isEmpty()) {
            // This is the first comment. Search for blank lines.
            int index = commentLines.size() - 1;
            while (index >= 0 && !commentLines.get(index).isEmpty()) {
                index--;
            }
            setHeader(new ArrayList<String>(commentLines.subList(0, index + 1)));

                    final Tuple3<String, String, String> task = thumbnailTaskQueue.poll(thumbnailTaskQueueTimeout, TimeUnit.MILLISECONDS);
                    if (task == null) {
                        if (!taskList.isEmpty()) {
                            storeQueue(taskList);
                        }
                    } else if (!taskList.contains(task)) {
                        taskList.add(task);

    this.ticker = firstNonNull(builder.ticker, Ticker.systemTicker());
  }

  @Override
  public int size() {
    return cachingHashMap.size();
  }

  @Override
  public boolean isEmpty() {
    return cachingHashMap.isEmpty();
  }

  @Override
  public V get(Object key) {
    checkNotNull(key);
    Timestamped<V> value = cachingHashMap.get(key);

    if (value == null) {
      statsCounter.recordMisses(1);

            String msg = "Cannot register null or empty aggregation: name=" + name + " value=" + value;
            throw new InvalidQueryRegisteredException(msg);
        }
    }

    protected void checkEsInvalidAggregationCollection(String name, Collection<?> values) {
        if (values == null || values.isEmpty()) {

    GeneralRange<Integer> range = GeneralRange.range(ORDERING, 2, OPEN, 4, CLOSED);
    assertTrue(range.intersect(GeneralRange.range(ORDERING, 5, CLOSED, 6, CLOSED)).isEmpty());
    assertTrue(range.intersect(GeneralRange.range(ORDERING, 1, OPEN, 2, OPEN)).isEmpty());
  }

  public void testFromRangeAll() {
    assertEquals(GeneralRange.all(Ordering.natural()), GeneralRange.from(Range.all()));
  }

  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(ONE)
  public void testSingletonSetPollFirst() {
    assertEquals(a, navigableSet.pollFirst());
    assertTrue(navigableSet.isEmpty());
  }

  @CollectionSize.Require(ONE)
  public void testSingletonSetNearby() {
    assertNull(navigableSet.lower(e0()));
    assertEquals(a, navigableSet.floor(e0()));

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testEntrySet_clear() {
    getMultiset().entrySet().clear();
    assertTrue("multiset not empty after entrySet().clear()", getMultiset().isEmpty());
  }

  @CollectionSize.Require(ONE)
  @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE)
  public void testEntrySet_iteratorRemovePropagates() {

  }

  @Override
  public @Nullable K higherKey(K key) {
    return delegate.higherKey(checkValid(key));
  }

  @Override
  public boolean isEmpty() {
    return delegate.isEmpty();
  }

  @Override
  public NavigableSet<K> keySet() {
    return navigableKeySet();
  }

  @Override
  public @Nullable Entry<K, V> lastEntry() {