}

  public void testSetWeigher() {
    Weigher<Object, Object> testWeigher =
        new Weigher<Object, Object>() {
          @Override
          public int weigh(Object key, Object value) {
            return 42;
          }
        };
    LocalCache<Object, Object> map =
        makeLocalCache(createCacheBuilder().maximumWeight(1).weigher(testWeigher));
    assertSame(testWeigher, map.weigher);
  }

  }

  public void testSetWeigher() {
    Weigher<Object, Object> testWeigher =
        new Weigher<Object, Object>() {
          @Override
          public int weigh(Object key, Object value) {
            return 42;
          }
        };
    LocalCache<Object, Object> map =
        makeLocalCache(createCacheBuilder().maximumWeight(1).weigher(testWeigher));
    assertSame(testWeigher, map.weigher);
  }

  }

  @GwtIncompatible // weigher
  public void testWeigher_withoutMaximumWeight() {
    CacheBuilder<Object, Object> builder = CacheBuilder.newBuilder().weigher(constantWeigher(42));
    assertThrows(IllegalStateException.class, () -> builder.build(identityLoader()));
  }

  @GwtIncompatible // weigher
  public void testWeigher_withMaximumSize() {
    assertThrows(

    assertEquals("keyStrength", a.keyStrength, b.keyStrength);
    assertEquals("removalListener", a.removalListener, b.removalListener);
    assertEquals("weigher", a.weigher, b.weigher);
    assertEquals("valueEquivalence", a.valueEquivalence, b.valueEquivalence);
    assertEquals("valueStrength", a.valueStrength, b.valueStrength);

  /** Strategy for referencing values. */
  final Strength valueStrength;

  /** The maximum weight of this map. UNSET_INT if there is no maximum. */
  final long maxWeight;

  /** Weigher to weigh cache entries. */
  final Weigher<K, V> weigher;

  /** How long after the last access to an entry the map will retain that entry. */
  final long expireAfterAccessNanos;

  /** Strategy for referencing values. */
  final Strength valueStrength;

  /** The maximum weight of this map. UNSET_INT if there is no maximum. */
  final long maxWeight;

  /** Weigher to weigh cache entries. */
  final Weigher<K, V> weigher;

  /** How long after the last access to an entry the map will retain that entry. */
  final long expireAfterAccessNanos;

    }

    public static String key(String groupId, String artifactId, String version) {
        notBlank(groupId, "groupId can neither be null, empty nor blank");
        notBlank(artifactId, "artifactId can neither be null, empty nor blank");
        notBlank(version, "version can neither be null, empty nor blank");

        return groupId + ":" + artifactId + ":" + version;
    }

  }

  @Override
  @CheckForNull
  public E higher(@ParametricNullness E e) {
    return delegate().higher(e);
  }

  /**
   * A sensible definition of {@link #higher} in terms of the {@code iterator} method of {@link
   * #tailSet(Object, boolean)}. If you override {@link #tailSet(Object, boolean)}, you may wish to
   * override {@link #higher} to forward to this implementation.
   */
  @CheckForNull

  }

  @CollectionSize.Require(SEVERAL)
  public void testHigherHole() {
    resetWithHole();
    assertEquals(c, navigableSet.higher(a));
    assertEquals(c, navigableSet.higher(b));
    assertEquals(null, navigableSet.higher(c));
  }

  /*
   * TODO(cpovirk): make "too small" and "too large" elements available for better navigation

/**
 * Indicates whether an endpoint of some range is contained in the range itself ("closed") or not
 * ("open"). If a range is unbounded on a side, it is neither open nor closed on that side; the
 * bound simply does not exist.
 *
 * @since 10.0
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public enum BoundType {
  /** The endpoint value <i>is not</i> considered part of the set ("exclusive"). */
  OPEN(false),
  CLOSED(true);