implements Serializable {
    final Multiset<? extends E> delegate;

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

    @SuppressWarnings("unchecked")
    @Override
    protected Multiset<E> delegate() {
      // This is safe because all non-covariant methods are overridden
      return (Multiset<E>) delegate;
    }

      implements Serializable {
    final Multiset<? extends E> delegate;

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

    @SuppressWarnings("unchecked")
    @Override
    protected Multiset<E> delegate() {
      // This is safe because all non-covariant methods are overridden
      return (Multiset<E>) delegate;
    }

 * @since 3.0
 */
public interface LegacySupport {

    /**
     * Sets the currently active session. Some legacy components are basically stateful and their API is missing
     * parameters that would be required to delegate to a stateless component. Saving the session (in a thread-local
     * variable) is our best effort to record any state that is required to enable proper delegation.
     *

    private final SortedSet<String> delegate = Sets.newTreeSet(Ordering.natural());

    @Override
    protected SortedSet<String> delegate() {
      return delegate;
    }
  }

  private static class NonNavigableSortedMap extends ForwardingSortedMap<String, String> {

    private final SortedMap<String, String> delegate = new SafeTreeMap<>(Ordering.natural());

    @Override

  ) : Reader() {
    private var closed: Boolean = false
    private var delegate: Reader? = null

    @Throws(IOException::class)
    override fun read(
      cbuf: CharArray,
      off: Int,
      len: Int,
    ): Int {
      if (closed) throw IOException("Stream closed")

      val finalDelegate =
        delegate ?: InputStreamReader(
          source.inputStream(),

    }

    @Test
    @DisplayName("Should construct with delegate and credentials")
    void testConstructor() {
        // Verify that the constructor correctly sets the delegate (inherited from CIFSContextWrapper)
        // and the credentials. The delegate is tested implicitly by calling super's methods.

          private final RequestBody delegate;

          public ProgressRequestBody(RequestBody delegate, ProgressListener progressListener) {
            this.delegate = delegate;
            this.progressListener = progressListener;
          }

          @Override public MediaType contentType() {
            return delegate.contentType();
          }

        }

        LifecycleMappingDelegate delegate;
        if (List.of(DefaultLifecycles.STANDARD_LIFECYCLES).contains(lifecycle.getId())) {
            delegate = standardDelegate;
        } else {
            delegate = delegates.getOrDefault(lifecycle.getId(), standardDelegate);
        }

        return delegate.calculateLifecycleMappings(session, project, lifecycle, lifecyclePhase);
    }

public final class LittleEndianDataOutputStream extends FilterOutputStream implements DataOutput {

  /**
   * Creates a {@code LittleEndianDataOutputStream} that wraps the given stream.
   *
   * @param out the stream to delegate to
   */
  public LittleEndianDataOutputStream(OutputStream out) {
    super(new DataOutputStream(Preconditions.checkNotNull(out)));
  }

  @Override

   * delegate to this method. Subclasses can override this method to provide custom equality.
   */
  @Override
  public int hashCode() {
    return super.hashCode();
  }

  /**
   * By default delegates to {@link Object#toString}. The dynamic proxies' {@code toString()} will
   * delegate to this method. Subclasses can override this method to provide custom string