}

  /*
   * These methods perform most headSet, subSet, and tailSet logic, besides parameter validation.
   */
  @SuppressWarnings("MissingOverride") // Supermethod does not exist under GWT.
  abstract ContiguousSet<C> headSetImpl(C toElement, boolean inclusive);

  @SuppressWarnings("MissingOverride") // Supermethod does not exist under GWT.
  abstract ContiguousSet<C> subSetImpl(

    implements Serializable {
  final Comparator<? super T>[] comparators;

  @SuppressWarnings("unchecked") // Generic array creation
  CompoundOrdering(Comparator<? super T> primary, Comparator<? super T> secondary) {
    this.comparators = (Comparator<? super T>[]) new Comparator<?>[] {primary, secondary};
  }

  @SuppressWarnings("unchecked") // Generic array creation

import org.jspecify.annotations.Nullable;

/**
 * Implementation of {@link ImmutableSet} with exactly one element.
 *
 * @author Kevin Bourrillion
 * @author Nick Kralevich
 */
@GwtCompatible
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class SingletonImmutableSet<E> extends ImmutableSet<E> {
  // We deliberately avoid caching the asList and hashCode here, to ensure that with

/**
 * Tests for {@link Multimap#putAll(Object, Iterable)}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
@SuppressWarnings({
  // @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
  "JUnit4ClassUsedInJUnit3",
  // We use ::iterator so that we test passing a plain Iterable, not a Collection.

      for (Object element : elements) {
        @SuppressWarnings("unchecked")
        Entry<String, Integer> entry = (Entry<String, Integer>) element;
        multimap.put(entry.getKey(), entry.getValue());
      }
      return multimap.entries();
    }

    abstract Multimap<String, Integer> createMultimap();

    @Override
    @SuppressWarnings("unchecked")

 * @author Louis Wasserman
 * @since 2.0
 */
@GwtCompatible
/*
 * We provide and encourage use of ForwardingNavigableSet over this class, but we still provide this
 * one to preserve compatibility.
 */
@SuppressWarnings("JdkObsolete")
public abstract class ForwardingSortedMap<K extends @Nullable Object, V extends @Nullable Object>
    extends ForwardingMap<K, V> implements SortedMap<K, V> {

/** Implementation of an {@link Optional} not containing a reference. */
@GwtCompatible
final class Absent<T> extends Optional<T> {
  static final Absent<Object> INSTANCE = new Absent<>();

  @SuppressWarnings("unchecked") // implementation is "fully variant"
  static <T> Optional<T> withType() {
    return (Optional<T>) INSTANCE;
  }

  private Absent() {}

  @Override
  public boolean isPresent() {

@NullMarked
public class MinimalSet<E extends @Nullable Object> extends MinimalCollection<E> implements Set<E> {

  @SuppressWarnings("unchecked") // empty Object[] as E[]
  public static <E extends @Nullable Object> MinimalSet<E> of(E... contents) {
    return ofClassAndContents(Object.class, (E[]) new Object[0], asList(contents));
  }

  @SuppressWarnings("unchecked") // empty Object[] as E[]

@NullMarked
public class MinimalSet<E extends @Nullable Object> extends MinimalCollection<E> implements Set<E> {

  @SuppressWarnings("unchecked") // empty Object[] as E[]
  public static <E extends @Nullable Object> MinimalSet<E> of(E... contents) {
    return ofClassAndContents(Object.class, (E[]) new Object[0], asList(contents));
  }

  @SuppressWarnings("unchecked") // empty Object[] as E[]

                artifact.getClassifier(),
                remoteRepositories,
                artifact.getDownloadUrl(),
                artifact.getDependencyTrail(),
                cause);
    }

    @SuppressWarnings("checkstyle:parameternumber")
    public ArtifactNotFoundException(
            String message,
            String groupId,
            String artifactId,
            String version,
            String type,