Spring Data MongoDB y allowDiskUse

Aquí hay una solución funcional 2.1.8 usando MongoTemplate ayudante de clase.

AggregationOptions options = AggregationOptions.builder().allowDiskUse(true).build();
List<AggregationOperation> aggs = Arrays.asList(m1, p1, g1);
        mongoTemplate.aggregate(Aggregation.newAggregation(aggs).withOptions(options), inputCollectionName, Document.class);