}
    }

    @Override
    protected void processRemaining(ByteBuffer bb) {
      if (finished) {
        return;
      }
      crc0 = combine(0, crc0);
      crc0 = combine(crc0, crc1);
      crc0 = combine(crc0, crc2);
      crc0 = combine(crc0, crc3);
      while (bb.hasRemaining()) {
        crc0 = (crc0 >>> 8) ^ BYTE_TABLE[(bb.get() ^ crc0) & 0xFF];
      }
      finished = true;
    }

  public void testToImmutableSortedMap_java7_combine() {
    ImmutableSortedMap.Builder<String, Integer> zis =
        ImmutableSortedMap.<String, Integer>naturalOrder().put("one", 1).put("four", 4);
    ImmutableSortedMap.Builder<String, Integer> zat =
        ImmutableSortedMap.<String, Integer>naturalOrder().put("two", 2).put("three", 3);
    ImmutableSortedMap<String, Integer> sortedMap = zis.combine(zat).build();

          ImmutableList.Builder::add,
          ImmutableList.Builder::combine,
          ImmutableList.Builder::build);

  private static final Collector<Object, ?, ImmutableSet<Object>> TO_IMMUTABLE_SET =
      Collector.of(
          ImmutableSet::builder,
          ImmutableSet.Builder::add,
          ImmutableSet.Builder::combine,
          ImmutableSet.Builder::build);

  @GwtIncompatible

    List<@Nullable Present<V>> localValues = values;
    if (localValues != null) {
      set(combine(localValues));
    }
  }

  @Override
  void releaseResources(ReleaseResourcesReason reason) {
    super.releaseResources(reason);
    this.values = null;
  }

  abstract C combine(List<@Nullable Present<V>> values);

  /** Used for {@link Futures#allAsList} and {@link Futures#successfulAsList}. */

      for (Entry<? extends K, ? extends V> entry : entries) {
        put(entry);
      }
      return this;
    }

    @CanIgnoreReturnValue
    Builder<K, V> combine(Builder<K, V> other) {
      super.combine(other);
      return this;
    }

    @Override
    public Builder<K, V> orderEntriesByValue(Comparator<? super V> valueComparator) {

    }
    return builder.build();
  }

  // TODO(b/172823566): Use mainline testToImmutableMap once CollectorTester is usable to java7.
  public void testToImmutableTable_java7_combine() {
    ImmutableTable.Builder<String, String, Integer> zis =
        ImmutableTable.<String, String, Integer>builder().put("one", "uno", 1).put("two", "dos", 2);
    ImmutableTable.Builder<String, String, Integer> zat =

        (Supplier<ImmutableTable.Builder<R, C, V>>) ImmutableTable.Builder::new,
        (builder, t) ->
            builder.put(rowFunction.apply(t), columnFunction.apply(t), valueFunction.apply(t)),
        ImmutableTable.Builder::combine,
        ImmutableTable.Builder::build);
  }

  static <T extends @Nullable Object, R, C, V>
      Collector<T, ?, ImmutableTable<R, C, V>> toImmutableTable(
          Function<? super T, ? extends R> rowFunction,

      super.orderEntriesByValue(valueComparator);
      return this;
    }

    @Override
    @CanIgnoreReturnValue
    Builder<K, V> combine(ImmutableMap.Builder<K, V> builder) {
      super.combine(builder);
      return this;
    }

    /**
     * Returns a newly-created immutable bimap. The iteration order of the returned bimap is the

        if (hiChars == null && loChars == null) {
          // We expect this to be the common code path for most escapers.
          return null;
        }
        // Combine the characters and/or escaped sequences into a single array.
        int hiCount = hiChars != null ? hiChars.length : 1;
        int loCount = loChars != null ? loChars.length : 1;

      super.orderEntriesByValue(valueComparator);
      return this;
    }

    @CanIgnoreReturnValue
    Builder<K, V> combine(Builder<K, V> other) {
      super.combine(other);
      return this;
    }

    @Override
    public ImmutableBiMap<K, V> build() {
      return buildOrThrow();
    }

    @Override