return checkNotNull(multiset);
  }

  static class UnmodifiableMultiset<E extends @Nullable Object> extends ForwardingMultiset<E>
      implements Serializable {
    final Multiset<? extends E> delegate;

    UnmodifiableMultiset(Multiset<? extends E> delegate) {
      this.delegate = delegate;
    }

    @SuppressWarnings("unchecked")

    return checkNotNull(multiset);
  }

  static class UnmodifiableMultiset<E extends @Nullable Object> extends ForwardingMultiset<E>
      implements Serializable {
    final Multiset<? extends E> delegate;

    UnmodifiableMultiset(Multiset<? extends E> delegate) {
      this.delegate = delegate;
    }

    @SuppressWarnings("unchecked")

  }

  /** Returns the dummy return value for {@code returnType}. */
  abstract <R> @Nullable R dummyReturnValue(TypeToken<R> returnType);

  private final class DummyHandler extends AbstractInvocationHandler implements Serializable {
    private final TypeToken<?> interfaceType;

    DummyHandler(TypeToken<?> interfaceType) {
      this.interfaceType = interfaceType;
    }

    @Override

 *
 * @author Kurt Alfred Kluever
 * @since 12.0
 */
@J2ktIncompatible
@GwtIncompatible
public abstract class ForwardingDeque<E extends @Nullable Object> extends ForwardingQueue<E>
    implements Deque<E> {

  /** Constructor for use by subclasses. */
  protected ForwardingDeque() {}

  @Override
  protected abstract Deque<E> delegate();

  @Override
  public void addFirst(@ParametricNullness E e) {

  }

  /*
   * This class is used to serialize ImmutableEnumMap instances.
   */
  @J2ktIncompatible // serialization
  private static final class EnumSerializedForm<K extends Enum<K>, V> implements Serializable {
    final EnumMap<K, V> delegate;

    EnumSerializedForm(EnumMap<K, V> delegate) {
      this.delegate = delegate;
    }

    Object readResolve() {

                    session, trace, repository, artifacts, retryFailedDeploymentCount);
        }

        private static class DefaultArtifactDeployerRequest extends BaseRequest<Session>
                implements ArtifactDeployerRequest {

            private final RemoteRepository repository;
            private final Collection<ProducedArtifact> artifacts;
            private final int retryFailedDeploymentCount;

  }

  /*
   * This class is used to serialize ImmutableEnumMap instances.
   */
  @J2ktIncompatible // serialization
  private static final class EnumSerializedForm<K extends Enum<K>, V> implements Serializable {
    final EnumMap<K, V> delegate;

    EnumSerializedForm(EnumMap<K, V> delegate) {
      this.delegate = delegate;
    }

    Object readResolve() {

 * non-GWT).
 *
 * @author Louis Wasserman
 */
@GwtCompatible
final class UnmodifiableSortedMultiset<E extends @Nullable Object> extends UnmodifiableMultiset<E>
    implements SortedMultiset<E> {
  UnmodifiableSortedMultiset(SortedMultiset<E> delegate) {
    super(delegate);
  }

  @Override
  protected SortedMultiset<E> delegate() {
    return (SortedMultiset<E>) super.delegate();

import jcifs.internal.smb1.trans.nt.NtTransNotifyChangeResponse;
import jcifs.internal.smb2.notify.Smb2ChangeNotifyRequest;

/**
 * @author mbechler
 *
 */
class SmbWatchHandleImpl implements SmbWatchHandle {

    private static final Logger log = LoggerFactory.getLogger(SmbWatchHandleImpl.class);

    private final SmbFileHandleImpl handle;
    private final int filter;
    private final boolean recursive;

 *
 * Version metadata contains list of existing baseVersions within this GA.
 *
 * @deprecated since 4.0.0, use {@code maven-api-impl} jar instead
 */
@Deprecated(since = "4.0.0")
class VersionsMetadataGenerator implements MetadataGenerator {

    private final Map<Object, VersionsMetadata> versions;

    private final Map<Object, VersionsMetadata> processedVersions;

    private final Date timestamp;