@Override
  public void clear() {
    for (Segment<K, V, E, S> segment : segments) {
      segment.clear();
    }
  }

  @LazyInit @CheckForNull transient Set<K> keySet;

  @Override
  public Set<K> keySet() {
    Set<K> ks = keySet;
    return (ks != null) ? ks : (keySet = new KeySet());
  }

  @LazyInit @CheckForNull transient Collection<V> values;

  @Override

    return copyToList(asList(elements));
  }

  // Clone of Sets.newLinkedHashSet
  public static <E extends @Nullable Object> Set<E> copyToSet(Iterable<? extends E> elements) {
    Set<E> set = new LinkedHashSet<>();
    addAll(set, elements);
    return set;
  }

  public static <E extends @Nullable Object> Set<E> copyToSet(E[] elements) {
    return copyToSet(asList(elements));
  }

				}
			default:
				bugLogIf(p.ctx, fmt.Errorf("unknown replication type: %T", oi), "unknown-replicate-type")
			}
		}
	}
}

// ResizeLrgWorkers sets replication workers pool for large transfers(>=128MiB) to new size.
// checkOld can be set to an expected value.
// If the worker count changed
func (p *ReplicationPool) ResizeLrgWorkers(n, checkOld int) {
	p.mu.Lock()
	defer p.mu.Unlock()

				for _, er := range pool.sets {
					// Load bucket usage prefixes
					ctx, done := context.WithTimeout(ctx, 2*time.Second)
					ok := cache.load(ctx, er, bucket+slashSeparator+dataUsageCacheName) == nil
					done()
					if ok {
						root := cache.find(bucket)
						if root == nil {
							// We dont have usage information for this bucket in this
							// set, go to the next set
							continue
						}

		sys.metadataMap[buckets[i]] = meta
	}
	sys.Unlock()

	for i, meta := range bucketMetas {
		if errs[i] != nil {
			continue
		}
		globalEventNotifier.set(buckets[i], meta)   // set notification targets
		globalBucketTargetSys.set(buckets[i], meta) // set remote replication targets
	}
}

func (sys *BucketMetadataSys) refreshBucketsMetadataLoop(ctx context.Context) {
	const bucketMetadataRefresh = 15 * time.Minute

   *
   * <p><b>Warning:</b> Be extremely careful what you do with the {@code asSet} view of a large
   * range set (such as {@code ImmutableRangeSet.of(Range.greaterThan(0))}). Certain operations on
   * such a set can be performed efficiently, but others (such as {@link Set#hashCode} or {@link
   * Collections#frequency}) can cause major performance problems.
   *

			}
			msgs.Add(msg.NewUnsupportedGatewayAPIVersion(r, has, gvk.KubernetesGateway.Version))
		}
	}
	return msgs, nil
}

func extractCRDVersions(r *crd.CustomResourceDefinition) sets.String {
	res := sets.New[string]()
	for _, v := range r.Spec.Versions {
		if v.Served {
			res.Insert(v.Name)
		}
	}
	return res
}

    // Not testing rowKeySet() or columnKeySet() of Table.transformValues()
    // since the transformation doesn't affect the row and column key sets.

    suite.addTest(
        SetTestSuiteBuilder.using(
                new TestStringSetGenerator() {
                  @Override
                  protected Set<String> create(String[] elements) {
                    Table<String, Integer, Character> table =

    // Not testing rowKeySet() or columnKeySet() of Table.transformValues()
    // since the transformation doesn't affect the row and column key sets.

    suite.addTest(
        SetTestSuiteBuilder.using(
                new TestStringSetGenerator() {
                  @Override
                  protected Set<String> create(String[] elements) {
                    Table<String, Integer, Character> table =

		}
		return
	}

	// Set encryption response headers
	switch kind, _ := crypto.IsEncrypted(objInfo.UserDefined); kind {
	case crypto.S3:
		w.Header().Set(xhttp.AmzServerSideEncryption, xhttp.AmzEncryptionAES)
	case crypto.S3KMS:
		w.Header().Set(xhttp.AmzServerSideEncryption, xhttp.AmzEncryptionKMS)
		w.Header().Set(xhttp.AmzServerSideEncryptionKmsID, objInfo.KMSKeyID())