Method map

core/src/main/java/org/apache/calcite/util/RangeSets.java:162–167

Calls the appropriate handler method for each range in a range set, creating a new range set from the results.

(RangeSet<C> rangeSet, Handler<C, Range<C2>> handler)

  /** Calls the appropriate handler method for each range in a range set,
   * creating a new range set from the results. */
  public static <C extends Comparable<C>, C2 extends Comparable<C2>>
      RangeSet<C2> map(RangeSet<C> rangeSet, Handler<C, Range<C2>> handler) {
    final ImmutableRangeSet.Builder<C2> builder = ImmutableRangeSet.builder();
    rangeSet.asRanges().forEach(range -> builder.add(map(range, handler)));
    return builder.build();
  }

  /** Calls the appropriate handler method for the type of range. */
  public static <C extends Comparable<C>, R> R map(Range<C> range,