implements Supplier<T>, Serializable {
    final Supplier<T> delegate;
    final long durationNanos;
    @CheckForNull transient volatile T value;
    // The special value 0 means "not yet initialized".
    transient volatile long expirationNanos;

    ExpiringMemoizingSupplier(Supplier<T> delegate, long durationNanos) {
      this.delegate = delegate;
      this.durationNanos = durationNanos;
    }

    final int characteristics() {
      return spliterator.characteristics();
    }

    final long estimateSize() {
      return spliterator.estimateSize();
    }

    final Comparator<? super E> getComparator() {
      return spliterator.getComparator();
    }

    final long getExactSizeIfKnown() {
      return spliterator.getExactSizeIfKnown();
    }

      }
    };

    abstract int nodeAggregate(AvlNode<?> node);

    abstract long treeAggregate(@CheckForNull AvlNode<?> root);
  }

  private long aggregateForEntries(Aggregate aggr) {
    AvlNode<E> root = rootReference.get();
    long total = aggr.treeAggregate(root);
    if (range.hasLowerBound()) {
      total -= aggregateBelowRange(aggr, root);
    }
    if (range.hasUpperBound()) {

   * Returns a hash function implementing the <a href="https://131002.net/siphash/">64-bit
   * SipHash-2-4 algorithm</a> using the given seed.
   *
   * @since 15.0
   */
  public static HashFunction sipHash24(long k0, long k1) {
    return new SipHashFunction(2, 4, k0, k1);
  }

  /**
   * Returns a hash function implementing the MD5 hash algorithm (128 hash bits).
   *

  @Generates
  Integer generateInteger() {
    return new Integer(generateInt());
  }

  @Generates
  long generateLong() {
    return generateInt();
  }

  @SuppressWarnings("removal") // b/321209431 -- maybe just use valueOf here?
  @Generates
  Long generateLongObject() {
    return new Long(generateLong());
  }

  @Generates
  float generateFloat() {
    return generateInt();
  }

  static final String LOTS_OF_DELTAS = Strings.repeat(DELTA, 62);

  private static final String ALMOST_TOO_MANY_LEVELS = Strings.repeat("a.", 127);

  private static final String ALMOST_TOO_LONG = Strings.repeat("aaaaa.", 40) + "1234567890.c";

  private static final ImmutableSet<String> VALID_NAME =
      ImmutableSet.of(
          "foo.com",
          "f-_-o.cOM",
          "f--1.com",
          "f11-1.com",

        multiset.add(elements[i], counts[i]);
      }
      return ImmutableMultiset.copyOf(multiset);
    }

    private static final long serialVersionUID = 0;
  }

  private static final long serialVersionUID = 0xcafebabe;

        GenericArrayType that = (GenericArrayType) obj;
        return Objects.equal(getGenericComponentType(), that.getGenericComponentType());
      }
      return false;
    }

    private static final long serialVersionUID = 0;
  }

  private static final class ParameterizedTypeImpl implements ParameterizedType, Serializable {

    @CheckForNull private final Type ownerType;

    }

    private static final long serialVersionUID = 0;
  }

  Object writeReplace() {
    return new SerializedForm<>(asMapOfRanges());
  }

  @J2ktIncompatible // java.io.ObjectInputStream
  private void readObject(ObjectInputStream stream) throws InvalidObjectException {
    throw new InvalidObjectException("Use SerializedForm");
  }

  private static final long serialVersionUID = 0;

    }

    @Override
    public boolean setCount(@ParametricNullness E element, int oldCount, int newCount) {
      throw new UnsupportedOperationException();
    }

    private static final long serialVersionUID = 0;
  }

  /**
   * Returns an unmodifiable view of the specified sorted multiset. Query operations on the returned