Why Value Stream Maps Matter: Value Stream Maps are a valuable tool for analyzing value-added and non-value-added activities and delays. However, they can be time-consuming and cumbersome to create. That's why we created this automated VSM tool....
3、使用tool-excel实现excel导入功能 /*** 导入教师评价信息* @param file* @return* @throws IOException* @author zqk*/@PostMapping("/importExcel")public Result importExcel(MultipartFile file) throws IOException {List<TeacherEval> users = ExcelFactory.createReader(file.getInputStream(), TeacherEval....
public class ResultController { @PostMapping(value = "/export") public void export(@RequestParam Integer time) { try { HttpServletResponse response = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getResponse(); response.setHeader("Content-Disposition", "attachment; filename=...
、、、 我正在将Excel文件上载到服务器Ref:public static ArrayList<MOPBDMMapping> readExcel(InputStream fileInputStream} catch (IOException e) { } }这是抛出的异常javax.servlet.http.HttpServlet.service(HttpServlet.java:6 浏览3提问于2013-10-01得票数 3 1回答 Apache日期值 、、、 我试图在我的数据...
public static class MappingInfo{/** * 文件中的值 */privateString name;/** * 列表中的值 */privateString value;}} 工具类: @ServicepublicclassDownLoadConvert{/** * * @param datas 数据对象 key-字段名,vlue-字段值 * @param downLoadColumnBOS 下载列的配置(动态读取到配置) ...
index -1 优先级高于 value 和order,会根据 index 直接指定到 excel 中具体的哪一列 converter 自动选择 指定当前字段用什么转换器,默认会自动选择。读的情况下只要实现 com.alibaba.excel.converters.Converter#convertToJavaData(com.alibaba.excel.converters.ReadConverterContext<?>) 方法即可 2.2.2 @ExcelIgnore...
// user.setName(value); // break; case "B": //excel的第2列 user.setName(value); break; case "C": //excel的第3列 user.setPassword(new Double(value).intValue()); break; // case "D": // user.setNegative(value); // break; ...
the location value. nullValue public Object nullValue() Get the nullValue property: The null value string. Type: string (or Expression with resultType string). Returns: the nullValue value. range public Object range() Get the range property: The partial data of one sheet. Type: string (or...
*/@PostMapping(value="excel/upload")@ResponseBodypublicStringuploadExcel(HttpServletRequest request)throws Exception{MultipartHttpServletRequest multipartRequest=(MultipartHttpServletRequest)request;MultipartFile file=multipartRequest.getFile("filename");if(file.isEmpty()){return"文件不能为空";}InputStream ...
@ExcelParam(value = "file", required = true) 进阶导入功能 有时候,我们可能比较关心对象对应 Excel 的元数据,例如这个对象是第几行记录产生的,这个对象的字段对应 Excel 第几列,这个时候我们可以使用ReadRows<T>参数接收 Excel。 @PostMapping("/list/rows")public ReadRows<DemoData> readRows(@ExcelParam ...