/**
     * Add a range aggregations
     *
     * @param exchange current exchange.
     * @param name aggregation name.
     * @param field the field where to aggregate data
     * @param size the size of aggregation
     */
    protected void addRangeAggregation (Exchange exchange, String name, String field, int size) {
        BoolQueryBuilder localQuery = boolQuery();
        addLocalClauses (localQuery, exchange , name);

        AbstractAggregationBuilder aggregation = createHistogramAggregation(name, field , size);

        globalAggregations.add(aggregation);
        aggregations.add(AggregationBuilders.filter(name).filter(localQuery).subAggregation(aggregation));
    }