} else if (token.endsWith(")")) {
                ranges.add(new RangeValue(token.replace(")", ""), false));
            } else if (token.isEmpty()) {
                ranges.add(new RangeValue("", false));
            }
        }
        if (ranges.size() < 2) {
            ranges.add(new RangeValue("99999999", false));
        }
        return ranges;
    }

import javax.annotation.CheckForNull;

/**
 * A mapping from disjoint nonempty ranges to non-null values. Queries look up the value associated
 * with the range (if any) that contains a specified key.
 *
 * <p>In contrast to {@link RangeSet}, no "coalescing" is done of {@linkplain
 * Range#isConnected(Range) connected} ranges, even if they are mapped to the same value.
 *
 * @author Louis Wasserman
 * @since 14.0
 */

      }
    }
    ImmutableList<Range<Integer>> ranges = rangesBuilder.build();
    for (int i = -2; i <= 2; i++) {
      rangesBuilder.add(Range.closedOpen(i, i));
      rangesBuilder.add(Range.openClosed(i, i));
    }
    ImmutableList<Range<Integer>> subRanges = rangesBuilder.build();
    for (Range<Integer> range1 : ranges) {
      for (Range<Integer> range2 : ranges) {

        // have a model that is suitable, yet more checks are done here and the one for the version is problematic
        // before because with parents as ranges it will never work in this scenario.
        //

        String groupId = getGroupId(candidateModel);
        String artifactId = candidateModel.getArtifactId();

        if (groupId == null

   * only become known via CAS failures, convergence can be slow,
   * and because threads are typically not bound to CPUS forever,
   * may not occur at all. However, despite these limitations,
   * observed contention rates are typically low in these cases.
   *
   * It is possible for a Cell to become unused when threads that
   * once hashed to it terminate, as well as in the case where
   * doubling the table causes no thread to hash to it under

   * works better than Ordering.natural().nullsFirst() because, if null comes before all other
   * values, it lies outside the submap/submultiset ranges we test, and the variety of tests that
   * exercise null handling fail on those subcollections.
   */
  public abstract static class NullsBefore implements Comparator<@Nullable String>, Serializable {
    /*

    }

    @Override
    public boolean matches(char c) {
      return c <= '\u007f';
    }
  }

  /** Implementation that matches characters that fall within multiple ranges. */
  private static class RangesMatcher extends CharMatcher {

    private final String description;
    private final char[] rangeStarts;
    private final char[] rangeEnds;

    assertSame(comparator, comparator.reverse());

    assertEquals(0, comparator.compare(null, null));
    assertEquals(0, comparator.compare(new Object(), new Object()));
    assertEquals(0, comparator.compare("apples", "oranges"));
    assertSame(comparator, reserialize(comparator));
    assertEquals("Ordering.allEqual()", comparator.toString());

    List<String> strings = ImmutableList.of("b", "a", "d", "c");

    assertSame(comparator, comparator.reverse());

    assertEquals(0, comparator.compare(null, null));
    assertEquals(0, comparator.compare(new Object(), new Object()));
    assertEquals(0, comparator.compare("apples", "oranges"));
    assertSame(comparator, reserialize(comparator));
    assertEquals("Ordering.allEqual()", comparator.toString());

    List<String> strings = ImmutableList.of("b", "a", "d", "c");

    } else {
      Range<K> range = ranges.get(index);
      return range.contains(key) ? Maps.immutableEntry(range, values.get(index)) : null;
    }
  }

  @Override
  public Range<K> span() {
    if (ranges.isEmpty()) {
      throw new NoSuchElementException();
    }
    Range<K> firstRange = ranges.get(0);
    Range<K> lastRange = ranges.get(ranges.size() - 1);