StringUtils.hasText()说明

 StringUtils.hasText(字符串)

如果字符串里面的值为null, "", "  ",那么返回值为false;否则为true

``` @RequestMapping("queryProductAdjustChannelOnOffSaleLogPages") public APIMsgBean<Pages<ResponseProductAdjustChannelOnOffSaleLog>> queryCallZgLogBeanPages(String token, RequestProductAdjustChannelOnOffSaleLog requestBean, HttpServletResponse response) { APIMsgBean<Pages<ResponseProductAdjustChannelOnOffSaleLog>> apiMsgBean = new APIMsgBean<>(); try { Pages<ResponseProductAdjustChannelOnOffSaleLog> returnPagesBean = productAdjustChannelOnOffSaleLogService.queryProductAdjustChannelOnOffSaleLogPages(requestBean); apiMsgBean.setSoaStateBean(ResponseCode.buildEnumSuccessSOAStateBean("查询上下架日志表信息成功")); apiMsgBean.setData(returnPagesBean); return apiMsgBean; } catch (Exception e) { logger.error(Thread.currentThread().getStackTrace()[1].getMethodName(), e); toResponseFunction(ResultCodeConstants.ERROR, ResultCodeConstants.FAIL_MSG, null, response); } apiMsgBean.setSoaStateBean(ResponseCode.buildEnumErrorSOAStateBean("查询失败")); return apiMsgBean; } @Override public Pages<ResultProductPricegroupMateriaBean> queryByConditions(ParaProductPricegroupMateriaBean queryParam) { // 1. 创建分页结果对象 Pages<ResultProductPricegroupMateriaBean> pages = new Pages<>(); List<ResultProductPricegroupMateriaBean> resultList = new ArrayList<>(); // 2. 构建查询条件 ProductPricegroupMateriaBeanExample example = new ProductPricegroupMateriaBeanExample(); ProductPricegroupMateriaBeanExample.Criteria criteria = example.createCriteria(); // 保留原有条件构建逻辑 if (queryParam.getCategoryId() != null) { criteria.andCategoryIdEqualTo(queryParam.getCategoryId()); } if (StringUtils.hasText(queryParam.getMaterialName())) { criteria.andMaterialNameLike("%" + queryParam.getMaterialName() + "%"); } if (StringUtils.hasText(queryParam.getPriceGroup())) { criteria.andPriceGroupEqualTo(queryParam.getPriceGroup()); } // 保留状态过滤 criteria.andStatusNotEqualTo((short)-1); // 3. 获取总记录数 long totalCount = materiaMapper.countByExample(example); // 4. 分页处理 if (totalCount > 0) { // 设置分页参数(假设queryParam包含currentPage和pageSize) pages.paging(queryParam.getCurrentPage(), pages.getPageSize(), totalCount); // 设置分页范围 example.limit(pages.getStartPosition(), pages.getPageSize()); // 保留原有排序逻辑 example.setOrderByClause("sort ASC"); // 5. 执行分页查询 List<ProductPricegroupMateriaBean> poList = materiaMapper.selectByExample(example); // 6. PO转DTO resultList = convertToResultDTOList(poList); } // 7. 设置分页结果 pages.setList(resultList); return pages; } // DTO转换方法不变 private List<ResultProductPricegroupMateriaBean> convertToResultDTOList(List<ProductPricegroupMateriaBean> poList) { List<ResultProductPricegroupMateriaBean> resultList = new ArrayList<>(); for (ProductPricegroupMateriaBean po : poList) { ResultProductPricegroupMateriaBean dto = new ResultProductPricegroupMateriaBean(); BeanUtils.copyProperties(po, dto); // 特殊字段处理示例: // dto.setStatusDesc(StatusEnum.getDesc(po.getStatus())); resultList.add(dto); } return resultList; } }```仿照所给代码给public Pages<ResultProductPricegroupMateriaBean> queryByConditions(ParaProductPricegroupMateriaBean queryParam)写一个controller层的方法
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04-03
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