private final Callable<T> delegate;

    WrappedCallable(Callable<T> delegate) {
      this.delegate = delegate;
    }

    @Override
    public T call() throws Exception {
      return delegate.call();
    }
  }

  private static final class WrappedRunnable implements Runnable {
    private final Runnable delegate;

    WrappedRunnable(Runnable delegate) {
      this.delegate = delegate;
    }

        this.filter = filter;
        this.next = advance();
    }

    /**
     * @return next element
     */
    private SmbResource advance() {
        while (this.delegate.hasNext()) {
            final FileEntry n = this.delegate.next();
            if (this.filter == null) {
                try {
                    return adapt(n);
                } catch (final MalformedURLException e) {

    private final TestMultisetGenerator<E> delegate;

    ForwardingTestMultisetGenerator(TestMultisetGenerator<E> delegate) {
      this.delegate = delegate;
    }

    @Override
    public SampleElements<E> samples() {
      return delegate.samples();
    }

    @Override
    public E[] createArray(int length) {
      return delegate.createArray(length);
    }

    @Override

    RerunTestResultProcessor(TestResultProcessor delegate) {
        this.delegate = delegate;
    }

    @Override
    public void started(TestDescriptorInternal descriptor, TestStartEvent testStartEvent) {
        activeDescriptorsById.put(descriptor.getId(), descriptor);
        if (rootTestDescriptor == null) {
            rootTestDescriptor = descriptor;
            try {
                delegate.started(descriptor, testStartEvent);

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

  @Override
  public Iterator<E> iterator() {
    return delegate().iterator();
  }

  @Override
  public int size() {
    return delegate().size();
  }

  @CanIgnoreReturnValue
  @Override
  public boolean removeAll(Collection<?> collection) {
    return delegate().removeAll(collection);
  }

  @Override

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

  @Override
  public Iterator<E> iterator() {
    return delegate().iterator();
  }

  @Override
  public int size() {
    return delegate().size();
  }

  @CanIgnoreReturnValue
  @Override
  public boolean removeAll(Collection<?> collection) {
    return delegate().removeAll(collection);
  }

  @Override

    return delegate().get(index);
  }

  @Override
  public int indexOf(@Nullable Object element) {
    return delegate().indexOf(element);
  }

  @Override
  public int lastIndexOf(@Nullable Object element) {
    return delegate().lastIndexOf(element);
  }

  @Override
  public ListIterator<E> listIterator() {
    return delegate().listIterator();
  }

  @Override

    private final ConverterLookup delegate = new DefaultConverterLookup();

    EnhancedConverterLookup() {
        registerConverter(new DefaultBeanConfigurator.PathConverter());
        registerConverter(new DefaultBeanConfigurator.XmlConverter());
    }

    @Override
    public void registerConverter(ConfigurationConverter converter) {
        delegate.registerConverter(converter);
    }

    @Override

 * @author Louis Wasserman
 */
@GwtIncompatible
final class JdkBackedImmutableSet<E> extends IndexedImmutableSet<E> {
  private final Set<?> delegate;
  private final ImmutableList<E> delegateList;

  JdkBackedImmutableSet(Set<?> delegate, ImmutableList<E> delegateList) {
    this.delegate = delegate;
    this.delegateList = delegateList;
  }

  @Override
  E get(int index) {
    return delegateList.get(index);
  }

        Thread.sleep(500); // to make sure queue is processed, cancellation applied

        Mockito.verify(delegate).transferInitiated(transferInitiatedEvent);
        Mockito.verify(delegate).transferStarted(transferStartedEvent);
        Mockito.verify(delegate).transferProgressed(transferProgressedEvent);
        Mockito.verify(delegate).transferSucceeded(transferSucceededEvent);
    }

    private static TransferEvent event(