工作中方法汇总(仅供自己学习)

Query q = Query.instance();
q.addInLongWhere("id", contractIds);
q.setPageSize(contractIds.size());
q.setSelectFieldsArray("*", "goods.*");
PageInfo<ContractModel> page = setServiceClientService.contractV2Query(q);

@Override
public PageInfo<ContractModel> contractV2Query(Query query) {
    ResponseModel responseModel = setServiceClient.queryContract(query);
    if(!responseModel.getResult()) {
        PageInfo<ContractModel> pageInfo = new PageInfo<>();
        pageInfo.setList(Collections.emptyList());
        return pageInfo;
    }
    JSONObject jsonObject = responseModel.getJSONObject(new JSONObject());
    JSONArray jsonArray = jsonObject.getJSONArray("list");
    List<ContractModel> contractModels = new ArrayList<>(jsonArray.size());
    for(int i = 0; i < jsonArray.size(); i++) {
        ContractModel contractModel = jsonArray.getObject(i, ContractModel.class);
        contractModels.add(contractModel);
    }
    PageInfo<?> page = responseModel.getBeanValue(PageInfo.class);
    PageInfo<ContractModel> pageInfo = new PageInfo<>();
    BeanUtils.copyProperties(page, pageInfo, "list");
    pageInfo.setList(contractModels);
    return pageInfo;
}