contains  对list中的对象去重

/**
 * 统计各省份有消费的商户数量（区分网吧宾馆）
 * @param match
 * @return
 */
public List<StoreEntity> selectConsumeStoreGroupByStoreType(DBObject match) {

    // 客户端支付
    List<DBObject> aggregateCond = new ArrayList<DBObject>();
    aggregateCond.add(new BasicDBObject("$match", match));

    DBObject groupFields = new BasicDBObject("_id", new BasicDBObject("province", "$storedetails.province").append("storetype", "$storedetails.storetype").append("storenumber", "$storedetails.storenumber"));
    aggregateCond.add(new BasicDBObject("$group", groupFields));
    AggregationOutput aggregate = mongoTemplate.getCollection("storeConsumeOrder").aggregate(aggregateCond);

    List<StoreEntity> clientList = new ArrayList<>();
    List<String> storenumners = new ArrayList<>();
    for (DBObject o : aggregate.results()) {
        Map  map = (Map)o.get("_id");
        String phonestorenumer = (String) map.get("storenumber");
        Integer storetype = (Integer) map.get("storetype");
        Integer province = (Integer)map.get("province");
        StoreEntity storeEntity = new StoreEntity();
        storeEntity.setStorenumber(phonestorenumer);
        storeEntity.setStoretype(storetype);
        storeEntity.setProvince(province);
        clientList.add(storeEntity);
        storenumners.add(phonestorenumer);
    }
    // 手机支付
    List<DBObject> phoneAggregateCond = new ArrayList<DBObject>();
    phoneAggregateCond.add(new BasicDBObject("$match", match));
    DBObject phoneGroupFields = new BasicDBObject();
    phoneGroupFields.put("_id", "$storenumber");
    phoneAggregateCond.add(new BasicDBObject("$group", phoneGroupFields));
    AggregationOutput phoneAggregate = mongoTemplate.getCollection("personConsumeOrder").aggregate(phoneAggregateCond);

    //根据商户编号集查询商户区域
    List<String> storeMap = new ArrayList<String>();
    for (DBObject o : phoneAggregate.results()) {
        String phonestorenumer = (String) o.get("_id");
        storeMap.add(phonestorenumer);
    }
    R r = storeService.selectProvinceByStoreNumber(storeMap);

    List<StoreEntity> ListstoreEntity  = new ArrayList<StoreEntity>();
    ListstoreEntity = (List<StoreEntity>)r.getData();
    for (StoreEntity storeEntity : ListstoreEntity) {
        if (!storenumners.contains(storeEntity.getStorenumber())) {
            clientList.add(storeEntity);
        }
    }

    return clientList;
}