*
   * <p><b>{@code Stream} equivalent:</b> {@code stream.filter(type::isInstance).map(type::cast)}.
   * This does perform a little more work than necessary, so another option is to insert an
   * unchecked cast at some later point:
   *
   * {@snippet :
   * @SuppressWarnings("unchecked") // safe because of ::isInstance check
   * ImmutableList<NewType> result =

    // returned in the last call to it.next(). Without it, 30 should be the last
    // item returned by the iterator.
    Integer lastItem = 0;
    for (Integer tmp : mmHeap) {
      lastItem = tmp;
    }
    assertEquals((Integer) 30, lastItem);
  }

  /**
   * This tests a special case where removeAt has to trickle an element first down one level from a

    NonSerializableMemoizingSupplier(Supplier<T> delegate) {
      this.delegate = checkNotNull(delegate);
    }

    @Override
    @ParametricNullness
    @SuppressWarnings("unchecked") // Cast from Supplier<Void> to Supplier<T> is always valid
    public T get() {
      // Because Supplier is read-heavy, we use the "double-checked locking" pattern.
      if (delegate != SUCCESSFULLY_COMPUTED) {

            int maxReferralLevel = -1;

            buffer = new DfsReferralRequestBuffer(path, maxReferralLevel);

            assertNotNull(buffer);
            // Negative values will be cast to unsigned when encoded
            assertEquals(4 + 2 * path.length(), buffer.size());
        }
    }

    @Nested
    @DisplayName("Size Calculation Tests")
    class SizeTests {

    do {
      val previous = this.eventListener
    } while (!eventListenerUpdater.compareAndSet(this, previous, previous + eventListener))
  }

  override fun <T : Any> tag(type: KClass<T>): T? = type.java.cast(tags.get()[type])

  override fun <T> tag(type: Class<out T>): T? = tag(type.kotlin)

  override fun <T : Any> tag(
    type: KClass<T>,
    computeIfAbsent: () -> T,

            }

            @Override
            public <T extends SmbTransport> T unwrap(Class<T> type) {
                if (type.isInstance(this)) {
                    return type.cast(this);
                }
                throw new ClassCastException("Cannot unwrap to " + type.getName());
            }

            @Override
            public void close() {

        return null;
      }

      @Override
      public @Nullable V remove(@Nullable Object key) {
        V value = get(key);
        if (value != null) {
          // it's definitely in the map, so the cast and requireNonNull are safe
          @SuppressWarnings("unchecked")
          Range<K> range = (Range<K>) requireNonNull(key);
          TreeRangeMap.this.remove(range);
          return value;
        }

      Comparator<? super K> comparator,
      boolean sameComparator,
      @Nullable Entry<K, V>[] entryArray,
      int size) {
    switch (size) {
      case 0:
        return emptyMap(comparator);
      case 1:
        // requireNonNull is safe because the first `size` elements have been filled in.
        Entry<K, V> onlyEntry = requireNonNull(entryArray[0]);

    LinkedHashMultimap<String, Integer> multimap = LinkedHashMultimap.create();
    for (int z = 1; z <= 100; z++) {
      multimap.put("a", z);
      // The Eclipse compiler (and hence GWT) rejects a parameterized cast.
      @SuppressWarnings("unchecked")
      LinkedHashMultimap<String, Integer>.ValueSet valueSet =
          (LinkedHashMultimap.ValueSet) multimap.backingMap().get("a");
      assertEquals(z, valueSet.size());

    //                                                                              ======
    @Override
    protected int delegateSelectCountUniquely(final ConditionBean cb) {
        // #pending check response and cast problem
        final SearchRequestBuilder builder = client.prepareSearch(asEsIndex());
        final EsAbstractConditionBean esCb = (EsAbstractConditionBean) cb;
        if (esCb.getPreference() != null) {