*/
  boolean areEqual();

  /**
   * Returns an unmodifiable map containing the entries from the left map whose keys are not present
   * in the right map.
   */
  Map<K, V> entriesOnlyOnLeft();

  /**
   * Returns an unmodifiable map containing the entries from the right map whose keys are not
   * present in the left map.
   */
  Map<K, V> entriesOnlyOnRight();

  /**

public class MultisetSetCountConditionallyTester<E> extends AbstractMultisetSetCountTester<E> {
  @Override
  void setCountCheckReturnValue(E element, int count) {
    assertTrue(
        "setCount() with the correct expected present count should return true",
        setCount(element, count));
  }

  @Override
  void setCountNoCheckReturnValue(E element, int count) {
    setCount(element, count);
  }

  @CanIgnoreReturnValue

                Arguments.of(NbtException.ERR_SSN_SRVC, NbtException.CALLED_NOT_PRESENT, "ERR_SSN_SRVC/Called name not present"),
                Arguments.of(NbtException.ERR_SSN_SRVC, NbtException.NO_RESOURCES,
                        "ERR_SSN_SRVC/Called name present, but insufficient resources"),
                Arguments.of(NbtException.ERR_SSN_SRVC, NbtException.UNSPECIFIED, "ERR_SSN_SRVC/Unspecified error"),

        return new MD4(this);
    }

    // JCE methods
    //...........................................................................

    /**
     * Resets this object disregarding any temporary data present at the
     * time of the invocation of this call.
     */
    @Override
    public void engineReset() {
        // initial values of MD4 i.e. A, B, C, D
        // as per rfc-1320; they are low-order byte first

        + nodes()
        + ", edges: "
        + edgeIncidentNodesMap(this);
  }

  /**
   * Returns a {@link Set} whose methods throw {@link IllegalStateException} when the given edge is
   * not present in this network.
   *
   * @since 33.1.0
   */
  protected final <T> Set<T> edgeInvalidatableSet(Set<T> set, E edge) {
    return InvalidatableSet.of(

    return keyComparator;
  }

  @Override
  public Comparator<? super V> valueComparator() {
    return valueComparator;
  }

  /**
   * @since 14.0 (present with return type {@code SortedSet} since 2.0)
   */
  @Override
  @GwtIncompatible // NavigableSet
  public NavigableSet<V> get(@ParametricNullness K key) {
    return (NavigableSet<V>) super.get(key);
  }

        }

        /**
         * Checks if the cache option is enabled in the configuration.
         * Returns true if "cache" is present in the values or if there's a single "true" value
         * for backward compatibility.
         *
         * @return true if caching is enabled, false otherwise
         */
        public boolean isCache() {

  public void testElementSet_contains() {
    assertTrue(
        "multiset.elementSet().contains(present) returned false",
        getMultiset().elementSet().contains(e0()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testEntrySet_contains() {
    assertTrue(
        "multiset.entrySet() didn't contain [present, 1]",
        getMultiset().entrySet().contains(Multisets.immutableEntry(e0(), 1)));
  }

  public void testElementSet_contains() {
    assertTrue(
        "multiset.elementSet().contains(present) returned false",
        getMultiset().elementSet().contains(e0()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testEntrySet_contains() {
    assertTrue(
        "multiset.entrySet() didn't contain [present, 1]",
        getMultiset().entrySet().contains(Multisets.immutableEntry(e0(), 1)));
  }

   * map does not support {@code setValue()} on its entries, {@code put}, or {@code putAll}.
   *
   * <p>When passed a key that is present in the map, {@code asMap().get(Object)} has the same
   * behavior as {@link #get}, returning a live collection. When passed a key that is not present,
   * however, {@code asMap().get(Object)} returns {@code null} instead of an empty collection.
   *