assertThat(future.setFuture(delegate)).isTrue();
    assertThat(future.cancel(true /* mayInterruptIfRunning */)).isTrue();
    assertCancelled(future, true);
    assertCancelled(delegate, true);
  }

  public void testSetFutureDelegateAlreadySuccessful() throws Exception {
    delegate.set(5);
    assertThat(future.setFuture(delegate)).isTrue();
    assertSuccessful(future, 5);
  }

          @Override
          public NoDelegateToEquals apply(Equals delegate) {
            return new NoDelegateToEquals(delegate);
          }
        };

    private final Equals delegate;

    NoDelegateToEquals(Equals delegate) {
      this.delegate = delegate;
    }

    @Override
    public String toString() {
      return delegate.toString();
    }
  }

  private final ListenableFuture<V> delegate;

  ForwardingFluentFuture(ListenableFuture<V> delegate) {
    this.delegate = checkNotNull(delegate);
  }

  @Override
  public void addListener(Runnable listener, Executor executor) {
    delegate.addListener(listener, executor);
  }

  @Override
  public boolean cancel(boolean mayInterruptIfRunning) {
    return delegate.cancel(mayInterruptIfRunning);
  }

public class SwitchableMetadataSource implements ArtifactMetadataSource {
    private ArtifactMetadataSource delegate;

    @Inject
    public SwitchableMetadataSource(@Named("test") ArtifactMetadataSource delegate) {
        this.delegate = delegate;
    }

    public void setDelegate(ArtifactMetadataSource delegate) {
        this.delegate = delegate;
    }

    @Override

    private final Cache<K, V> delegate;

    protected SimpleForwardingCache(Cache<K, V> delegate) {
      this.delegate = Preconditions.checkNotNull(delegate);
    }

    @Override
    protected final Cache<K, V> delegate() {
      return delegate;
    }
  }

     * @param context the CIFS context for configuration
     */
    public RdmaTransport(SmbTransportInternal delegate, CIFSContext context) {
        this.delegate = delegate;
        this.rdmaProvider = RdmaProviderFactory.getProvider(context.getConfig());
        this.bufferManager = new RdmaBufferManager(rdmaProvider);
        this.statistics = new RdmaStatistics();

import okio.BufferedSource

open class ForwardingResponseBody(
  delegate: ResponseBody?,
) : ResponseBody() {
  private val delegate: ResponseBody

  fun delegate(): ResponseBody = delegate

  override fun contentType(): MediaType? = delegate.contentType()

  override fun contentLength(): Long = delegate.contentLength()

  override fun source(): BufferedSource = delegate.source()

/**
 * A [ServerSocketFactory] that delegates calls. Sockets can be configured after creation by
 * overriding [.configureServerSocket].
 */
open class DelegatingServerSocketFactory(
  private val delegate: ServerSocketFactory,
) : ServerSocketFactory() {
  @Throws(IOException::class)
  override fun createServerSocket(): ServerSocket {
    val serverSocket = delegate.createServerSocket()

    private final TransferListener delegate;
    private final int batchMaxSize;
    private final boolean blockOnLastEvent;
    private final ArrayBlockingQueue<Exchange> eventQueue;

    /**
     * Constructor that makes passed in delegate run on single thread, and will block on last event.
     */
    public SimplexTransferListener(TransferListener delegate) {
        this(delegate, QUEUE_SIZE, BATCH_MAX_SIZE, true);
    }

    private final RepositoryListener delegate;

    EventSpyRepositoryListener(EventSpyDispatcher dispatcher, RepositoryListener delegate) {
        this.dispatcher = dispatcher;
        this.delegate = delegate;
    }

    @Override
    public void artifactDeployed(RepositoryEvent event) {
        dispatcher.onEvent(event);
        delegate.artifactDeployed(event);
    }

    @Override