@Override
  void lockedQuery(Object lowerBoundKey, int lowerBoundOperator, Object upperBoundKey,
      int upperBoundOperator, Collection results, Set keysToRemove, ExecutionContext context)
      throws TypeMismatchException, FunctionDomainException, NameResolutionException,
      QueryInvocationTargetException {
    throw new UnsupportedOperationException(
        "Range grouping for MapIndex condition is not supported");

  }
Return the total number of times this index has been updated
geode-core/src/main/java/org/apache/geode/cache/query/internal/index/AbstractMapIndex.java