return ImmutableSet.of(backingEntry.getValue());
            }
          };
        }
      };
    }
  }

  ImmutableCollection<V> createValues() {
    return new ImmutableMapValues<K, V>(this);
  }

  @Override
  public boolean equals(@Nullable Object object) {
    return Maps.equalsImpl(this, object);
  }

  @Override
  public int hashCode() {