* 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 =
   *     (ImmutableList) stream.filter(NewType.class::isInstance).collect(toImmutableList());
   * }

   * 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 =
   *     (ImmutableList) stream.filter(NewType.class::isInstance).collect(toImmutableList());
   * }

            final Map<String, Object> defaultSettings = defaultSettings();
            initialSettings.forEach((key, value) -> {
                if (value instanceof Collection) {
                    @SuppressWarnings("unchecked")
                    final Collection<Object> collection = (Collection<Object>) value;
                    collection.forEach(element -> arraySettings.add(new Tuple<>(key, element)));

      } catch (Exception e) { // sneaky checked exception
        if (exception == null) {
          exception = e;
        } else {
          exception.addSuppressed(e);
        }
      }
    }
    if (exception != null) {
      // Normally this is a RuntimeException that doesn't need sneakyThrow.
      // But theoretically we could see sneaky checked exception
      sneakyThrow(exception);
    }
  }

    public T get() {
      // A 2-field variant of Double Checked Locking.
      if (!initialized) {
        synchronized (lock) {
          if (!initialized) {
            T t = delegate.get();
            value = t;
            initialized = true;
            return t;
          }
        }
      }
      // This is safe because we checked `initialized`.
      return uncheckedCastNullableTToT(value);
    }

      stream.defaultWriteObject();
      stream.writeObject(inverse());
    }

    @GwtIncompatible
    @J2ktIncompatible
        @SuppressWarnings("unchecked") // reading data stored by writeObject
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
      stream.defaultReadObject();

    // type.
    checkNotNull(enumClass);
    checkNotNull(policy);
    @SuppressWarnings("unchecked")
    Map<E, LockGraphNode> lockGraphNodes = (Map<E, LockGraphNode>) getOrCreateNodes(enumClass);
    return new WithExplicitOrdering<>(policy, lockGraphNodes);
  }

  @SuppressWarnings("unchecked")
  private static <E extends Enum<E>> Map<? extends E, LockGraphNode> getOrCreateNodes(
      Class<E> clazz) {

        SmbPipeHandleImpl handle = newHandleWithBasicStubs(0, "\\\\pipe\\\\sess");
        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);

        // Use doThrow for unchecked exception wrapping the CIFSException
        doThrow(new RuntimeException(new CIFSException("session fail"))).when(tree).getSession();

        Exception ex = assertThrows(Exception.class, handle::getSessionKey);

        });
    }

    protected <BUILDER> int[] delegateBatchRequest(final List<? extends Entity> entityList, Function<EsAbstractEntity, BUILDER> call) {
        @SuppressWarnings("unchecked")
        final BulkList<? extends Entity, BUILDER> bulkList = (BulkList<? extends Entity, BUILDER>) entityList;
        final RequestOptionCall<BUILDER> builderEntityCall = bulkList.getEntityCall();

    assertThat(set0).isEmpty();

    @SuppressWarnings("unchecked") // using a legacy comparable
    ImmutableSortedSet<LegacyComparable> set1 = ImmutableSortedSet.of(LegacyComparable.Z);
    assertThat(set1).containsExactly(LegacyComparable.Z);

    @SuppressWarnings("unchecked") // using a legacy comparable
    ImmutableSortedSet<LegacyComparable> set2 =