mongodbcompass如何筛选 mongodb检索

//查询附近
@ResponseBody
@RequestMapping(value = "/geoNearN", method = RequestMethod.GET, produces = {"application/json;charset=UTF-8"})
public String testQueryMongoTopN() {
    CarPointNearQuery personQuery = new CarPointNearQuery();
    Random random = new Random();
    double[] arr = MongoUtil.getRandomLocation();
    //最多查100条记录
    personQuery.setCount(100);
    //随机1km米到10km
    int distance = random.nextInt(10);
    personQuery.setDistance(distance);
    personQuery.setLongitude(arr[0]);
    personQuery.setLatitude(arr[1]);
    return JSON.toJSONString(mongoLbsService.geoNearCarPoint(personQuery));
}

public CarPointNearResult geoNearCarPoint(CarPointNearQuery carPointNearQuery) {
    CarPointNearResult carPointNearResult = new CarPointNearResult();
    if(carPointNearQuery != null && carPointNearQuery.getLongitude() != 0.0D && carPointNearQuery.getLatitude() != 0.0D) {
        Point point = new Point(carPointNearQuery.getLongitude(), carPointNearQuery.getLatitude());
        NearQuery near = NearQuery.near(point, Metrics.KILOMETERS);
        Query query = new Query();
        //数量
        query.limit(carPointNearQuery.getCount() == 0?100:carPointNearQuery.getCount());
        near.query(query);
        //距离
        near.maxDistance(new Distance(carPointNearQuery.getDistance() == 0.0D?1.0D:carPointNearQuery.getDistance(), Metrics.KILOMETERS));
        near.spherical(true);
        //调用DAO层,获取数据
        GeoResults geoResults = this.carPointDao.geoNear(near, CarPoint.class, "carPoint");

        carPointNearQuery.setCount(geoResults.getContent().size());
        carPointNearQuery.setDistance(near.getMaxDistance().getValue());
        carPointNearResult.setCarPointNearQuery(carPointNearQuery);
        List geoResultsContent = geoResults.getContent();
        ArrayList resultsList = new ArrayList();
        Iterator i$ = geoResultsContent.iterator();
        while(i$.hasNext()) {
            GeoResult geoResult = (GeoResult)i$.next();
            CarPointResult carPointResult = new CarPointResult();
            carPointResult.setDistance(geoResult.getDistance().getValue());
            carPointResult.setCarPoint((CarPoint)geoResult.getContent());
            resultsList.add(carPointResult);
        }

        carPointNearResult.setCarPointList(resultsList);
        return carPointNearResult;
    } else {
        logger.error("geoNear 参数异常");
        carPointNearResult.setErrorCode(ErrorCode.PARAM_ERROR);
        return null;
    }
}

public GeoResults<T> geoNear(NearQuery near, Class<T> clazz, String collectionName) {
    //直接使用mongoTemplate就可以了
    GeoResults geoResults = this.mongoTemplate.geoNear(near, clazz, collectionName);
    return geoResults;
}