static boolean isInstanceOfDoubleCondnRangeJunctionEvaluator(Object o) {
    return o instanceof RangeJunction.DoubleCondnRangeJunctionEvaluator;
  }
Test method which checks if the Filter operand is of type DoubleCondnRangeJunctionEvaluator
geode-core/src/main/java/org/apache/geode/cache/query/internal/RangeJunction.java