}

        @Override
        public RangeMap<Comparable<?>, Object> subRangeMap(Range<Comparable<?>> range) {
          checkNotNull(range);
          return this;
        }
      };

  private final class SubRangeMap implements RangeMap<K, V> {

    private final Range<K> subRange;

    SubRangeMap(Range<K> subRange) {
      this.subRange = subRange;
    }

    @Override

FIELD java.util.AbstractMap.keySet com.google.common.collect.Maps.FilteredEntryNavigableMap.navigableKeySet.$
FIELD java.util.AbstractMap.keySet com.google.common.collect.TreeRangeMap.SubRangeMap.SubRangeMapAsMap.keySet.$
FIELD java.util.AbstractMap.values com.google.common.collect.TreeRangeMap.SubRangeMap.SubRangeMapAsMap.values.$
OUTER com.google.common.collect.StandardTable.Row

    return new ImmutableRangeMap<K, V>(subRanges, values.subList(lowerIndex, upperIndex)) {
      @Override
      public ImmutableRangeMap<K, V> subRangeMap(Range<K> subRange) {
        if (range.isConnected(subRange)) {
          return outer.subRangeMap(subRange.intersection(range));
        } else {
          return ImmutableRangeMap.of();
        }
      }

    return new ImmutableRangeMap<K, V>(subRanges, values.subList(lowerIndex, upperIndex)) {
      @Override
      public ImmutableRangeMap<K, V> subRangeMap(Range<K> subRange) {
        if (range.isConnected(subRange)) {
          return outer.subRangeMap(subRange.intersection(range));
        } else {
          return ImmutableRangeMap.of();
        }
      }