//拿到所有的物料标签id
List<Long> allLabelDetailIdList=ccLabelManagementVOS.stream().map(CcLabelManagementVO::getId).collect(Collectors.toList());
//拿到扫描的物料标签id
List<Long> labelDetailIdList = detail.get(j).getLabelIds();
//取差集
Collection<Long> ids = CollUtil.subtract(allLabelDetailIdList,labelDetailIdList);