/**
 * A multiset which forwards all its method calls to another multiset. Subclasses should override
 * one or more methods to modify the behavior of the backing multiset as desired per the <a
 * href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>Warning:</b> The methods of {@code ForwardingMultiset} forward <b>indiscriminately</b> to

    private final HashBiMap<K, V> forward;

    Inverse(HashBiMap<K, V> forward) {
      this.forward = forward;
    }

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

    @Override
    public boolean containsKey(@CheckForNull Object key) {
      return forward.containsValue(key);
    }

    @Override
    @CheckForNull

      implements BiMap<V, K>, Serializable {
    BiMap<K, V> forward() {
      return HashBiMap.this;
    }

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

    @Override
    public void clear() {
      forward().clear();
    }

    @Override
    public boolean containsKey(@CheckForNull Object value) {
      return forward().containsValue(value);
    }

    @Override

      return proxy;
    }
  }

  /**
   * Intercepts calls to a {@code Map} to check that {@code setUpRan} is true when they happen. Then
   * forwards the calls to the underlying {@code Map}.
   */
  private static class CheckSetUpInvocationHandler implements InvocationHandler, Serializable {
    private final Map<String, String> map;

      return proxy;
    }
  }

  /**
   * Intercepts calls to a {@code Map} to check that {@code setUpRan} is true when they happen. Then
   * forwards the calls to the underlying {@code Map}.
   */
  private static class CheckSetUpInvocationHandler implements InvocationHandler, Serializable {
    private final Map<String, String> map;

            return new ForwardingRunnable(runnable) {
              @Override
              public void run() {}
            };
          }
        },
        "run()",
        "Failed to forward");
  }

  public void testRedundantForwarding() {
    assertFailure(
        Runnable.class,
        new Function<Runnable, Runnable>() {
          @Override

 * own subclass of {@link ListenableFuture}, complete with a method like {@link #from} to adapt an
 * existing {@code ListenableFuture}, implemented atop a {@link ForwardingListenableFuture} that
 * forwards to that future and adds the desired methods.
 *
 * @since 23.0
 */
@DoNotMock("Use FluentFuture.from(Futures.immediate*Future) or SettableFuture")
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault

  /**
   * Space: A normally non-printing graphic character used to separate words. It is also a format
   * effector which controls the movement of the printing position, one printing position forward.
   * (Applicable also to display devices.)
   *
   * @since 8.0
   */
  public static final byte SP = 32;

  /**
   * Alternate name for {@link #SP}.
   *
   * @since 8.0
   */

import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * A map which forwards all its method calls to another map. Subclasses should override one or more
 * methods to modify the behavior of the backing map as desired per the <a
 * href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>Warning:</b> The methods of {@code ForwardingMap} forward <i>indiscriminately</i> to the

  /** Package-private constructor for creating a map-backed bimap. */
  AbstractBiMap(Map<K, V> forward, Map<V, K> backward) {
    setDelegates(forward, backward);
  }

  /** Private constructor for inverse bimap. */
  private AbstractBiMap(Map<K, V> backward, AbstractBiMap<V, K> forward) {
    delegate = backward;
    inverse = forward;
  }

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