*
 * @author Emily Soldal
 */
@GwtCompatible(serializable = true)
@ElementTypesAreNonnullByDefault
final class AllEqualOrdering extends Ordering<@Nullable Object> implements Serializable {
  static final AllEqualOrdering INSTANCE = new AllEqualOrdering();

  @Override
  @SuppressWarnings("UnusedVariable") // intentionally weird Comparator
  public int compare(@CheckForNull Object left, @CheckForNull Object right) {
    return 0;
  }

 *
 * @author Jared Levy
 */
@GwtCompatible(serializable = true)
@ElementTypesAreNonnullByDefault
class EmptyImmutableListMultimap extends ImmutableListMultimap<Object, Object> {
  static final EmptyImmutableListMultimap INSTANCE = new EmptyImmutableListMultimap();

  private EmptyImmutableListMultimap() {
    super(ImmutableMap.<Object, ImmutableList<Object>>of(), 0);
  }

  /*

  /** Creates an empty {@code CompactLinkedHashSet} instance. */
  public static <E extends @Nullable Object> CompactLinkedHashSet<E> create() {
    return new CompactLinkedHashSet<>();
  }

  /**
   * Creates a <i>mutable</i> {@code CompactLinkedHashSet} instance containing the elements of the
   * given collection in the order returned by the collection's iterator.
   *

      "-._~" // Unreserved characters.
          + "!$'()*,;&=" // The subdelim characters (excluding '+').
          + "@:"; // The gendelim characters permitted in paths.

  /**
   * Returns an {@link Escaper} instance that escapes strings so they can be safely included in <a
   * href="https://url.spec.whatwg.org/#application-x-www-form-urlencoded-percent-encode-set">URL

  }

  private enum LinkedListSupplier implements Supplier<List<?>> {
    INSTANCE;

    public static <V extends @Nullable Object> Supplier<List<V>> instance() {
      // Each call generates a fresh LinkedList, which can serve as a List<V> for any V.
      @SuppressWarnings({"rawtypes", "unchecked"})
      Supplier<List<V>> result = (Supplier) INSTANCE;
      return result;
    }

    @Override
    public List<?> get() {

  @CollectionFeature.Require(SUPPORTS_ADD)
  public void testAddAll_nullCollectionReference() {
    assertThrows(NullPointerException.class, () -> collection.addAll(null));
  }

  /**
   * Returns the {@link Method} instance for {@link #testAddAll_nullUnsupported()} so that tests can
   * suppress it with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a

 *
 * <p>However, when {@link CollectionSize.Require} is used to annotate a test it behaves normally
 * (i.e. it requires the collection instance under test to be a certain size for the test to run).
 * Note that this means a test should not require more than one CollectionSize, since a particular
 * collection instance can only be one size at once.
 *
 * @author George van den Driessche
 */

import org.checkerframework.checker.nullness.qual.NonNull;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * A map, each entry of which maps a Java <a href="http://tinyurl.com/2cmwkz">raw type</a> to an
 * instance of that type. In addition to implementing {@code Map}, the additional type-safe
 * operations {@link #putInstance} and {@link #getInstance} are available.
 *

            if (update && getResponse.isExists()) {
                final IndexRequestBuilder indexRequestBuilder = new IndexRequestBuilder(client, IndexAction.INSTANCE, index);
                indexRequestBuilder.setId(item.getId()).setOpType(IndexRequest.OpType.INDEX)
                        .setSource(item.getUpdatedSource(getResponse.getSourceAsMap()));

          Class.forName("com.amazon.corretto.crypto.provider.AmazonCorrettoCryptoProvider")

          AmazonCorrettoCryptoProvider.INSTANCE.loadingError == null &&
            AmazonCorrettoCryptoProvider.INSTANCE.runSelfTests() == SelfTestStatus.PASSED
        } catch (e: ClassNotFoundException) {
          false
        }

      val isCorrettoInstalled: Boolean =