Eolink上传文件配置：

接收文件请求并进行业务处理

@RequestMapping(value = "shangchuan")@ResponseBodypublic synchronized R fileUpload(HttpServletRequest request) {try {String[] fields = { "gddname", "lineName", "gddgpsjd", "gddgpswd", "remarks" };List<DqGddname> list = ExcelImportUtil.getImportData(fields, DqGddname.class, request);for (DqGddname dqGddname : list) {EntityWrapper<DqLinename> entityWrapper = new EntityWrapper<DqLinename>();Wrapper<DqLinename> wrapper = entityWrapper.eq("linename", dqGddname.getLineName());DqLinename dqLinename = dqLinenameService.selectOne(wrapper);if (dqLinename == null) {return R.error("线路数据不存在");} else {dqGddname.setLineid(dqLinename.getId());}if (!"".equals(dqGddname.getGddgpsjd()) || !"".equals(dqGddname.getGddgpswd())) {Double pox = Double.parseDouble(dqGddname.getGddgpsjd());Double poy = Double.parseDouble(dqGddname.getGddgpswd());Gps gps = PositionUtil.gps84_To_Gcj02(poy, pox);Double px = gps.getWgLat();Double py = gps.getWgLon();dqGddname.setGpsGcjWd(String.valueOf(px));dqGddname.setGpsGcjJd(String.valueOf(py));}EntityWrapper<DqGddname> eWrapper = new EntityWrapper<>();eWrapper.eq("lineid", dqGddname.getLineid()).eq("gddname", dqGddname.getGddname());DqGddname temp = dqGddnameService.selectOne(eWrapper);if (temp != null) {dqGddname.setId(temp.getId());}}dqGddnameService.insertOrUpdateBatch(list);return R.ok();} catch (Exception e) {logger.error("ERROR：", e);return R.error("上传失败");}}

	public static <T> List<T> getImportData(String[] fields, Class<T> clz, HttpServletRequest request)throws IOException, InvalidFormatException, InstantiationException, IllegalAccessException,NoSuchMethodException, InvocationTargetException, NoSuchFieldException, SecurityException {return ExcelImportUtil.getImportData(0, fields, clz, request);}

/*** 从上传文件中解析出数据对象* @param sheetIndex 第几个sheet* @param fields 解析字段* @param clz 解析对象* @param request* @return* @throws IOException* @throws InvalidFormatException* @throws InstantiationException* @throws IllegalAccessException* @throws NoSuchMethodException* @throws InvocationTargetException* @throws NoSuchFieldException* @throws SecurityException*/public static <T> List<T> getImportData(int sheetIndex, String[] fields, Class<T> clz, HttpServletRequest request)throws IOException, InvalidFormatException, InstantiationException, IllegalAccessException,NoSuchMethodException, InvocationTargetException, NoSuchFieldException, SecurityException {List<T> datas = new ArrayList<>();Workbook wb = getWorkbookFromRequest(request);Sheet sheet = wb.getSheetAt(sheetIndex);// 获取总行数int rows = sheet.getPhysicalNumberOfRows();if (rows >= 2) {for (int start = 1; start < rows; start++) {// 从第三行开始逐行获取Row row = sheet.getRow(start);if (row == null) {continue;}if (fields != null) {T obj = clz.getDeclaredConstructor().newInstance();for (int i = 0; i < fields.length; i++) {Cell cell = row.getCell(i);String cellValue = getCellValue(cell);String fieldName = fields[i];Field field = null;try {field = obj.getClass().getDeclaredField(fieldName);} catch (NoSuchFieldException e) {field = obj.getClass().getSuperclass().getDeclaredField(fieldName);}field.setAccessible(true);setFieldValue(field, obj, cellValue);}datas.add(obj);}}}return datas;}/*** 从上传文件中第一个sheet解析出数据对象* @param fields* @param clz* @param request* @return* @throws IOException* @throws InvalidFormatException* @throws InstantiationException* @throws IllegalAccessException* @throws NoSuchMethodException* @throws InvocationTargetException* @throws NoSuchFieldException* @throws SecurityException*/public static <T> List<T> getImportData(String[] fields, Class<T> clz, HttpServletRequest request)throws IOException, InvalidFormatException, InstantiationException, IllegalAccessException,NoSuchMethodException, InvocationTargetException, NoSuchFieldException, SecurityException {return ExcelImportUtil.getImportData(0, fields, clz, request);}private static String getCellValue(Cell cell) {String result = "";if (cell != null) {switch (cell.getCellType()) {// 数字类型 +日期类型case HSSFCell.CELL_TYPE_NUMERIC:if (HSSFDateUtil.isCellDateFormatted(cell)) {// 处理日期格式、时间格式SimpleDateFormat sdf = null;if (cell.getCellStyle().getDataFormat() == HSSFDataFormat.getBuiltinFormat("h:mm")) {sdf = new SimpleDateFormat("HH:mm");} else {// 日期sdf = new SimpleDateFormat("yyyy-MM-dd");}Date date = cell.getDateCellValue();result = sdf.format(date);} else if (cell.getCellStyle().getDataFormat() == 58) {// 处理自定义日期格式：m月d日(通过判断单元格的格式id解决，id的值是58)SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");double value = cell.getNumericCellValue();Date date = org.apache.poi.ss.usermodel.DateUtil.getJavaDate(value);result = sdf.format(date);} else {HSSFDataFormatter dataFormatter = new HSSFDataFormatter();result = String.valueOf(dataFormatter.formatCellValue(cell));}break;// String类型case HSSFCell.CELL_TYPE_STRING:result = String.valueOf(cell.getStringCellValue());break;case HSSFCell.CELL_TYPE_BLANK:result = "";default:result = null;break;}}return result;}private static void setFieldValue(Field field, Object obj, String value) throws IllegalAccessException {Class<?> typeClass = field.getType();if (typeClass == int.class || typeClass == Integer.class) {if (StringUtils.isEmpty(value)) {field.set(obj, 0);} else {field.set(obj, Integer.valueOf(value));}} else if (typeClass == short.class || typeClass == Short.class) {if (StringUtils.isEmpty(value)) {field.set(obj, 0);} else {field.set(obj, Short.valueOf(value));}} else if (typeClass == byte.class || typeClass == Byte.class) {if (StringUtils.isEmpty(value)) {field.set(obj, 0);} else {field.set(obj, Byte.valueOf(value));}} else if (typeClass == double.class || typeClass == Double.class) {if (StringUtils.isEmpty(value)) {field.set(obj, 0);} else {field.set(obj, Double.valueOf(value));}} else if (typeClass == long.class || typeClass == Long.class) {if (StringUtils.isEmpty(value)) {field.set(obj, 0L);} else {field.set(obj, Long.valueOf(value));}} else if (typeClass == String.class) {if (StringUtils.isEmpty(value)) {field.set(obj, "");} else {field.set(obj, value);}} else if (typeClass == boolean.class || typeClass == Boolean.class) {if (StringUtils.isEmpty(value)) {field.set(obj, false);} else {field.set(obj, Boolean.valueOf(value));}} else if (typeClass == BigDecimal.class) {if (StringUtils.isEmpty(value)) {field.set(obj, BigDecimal.ZERO);} else {field.set(obj, new BigDecimal(value));}} else if (typeClass == Date.class) {field.set(obj, StringUtils.isEmpty(value) ? null : DateUtils.parseDate(value));} else {field.set(obj, value);}}

这里是上传的excel表格数据并转换为java集合对象、然后进行业务逻辑处理判断最后保存到数据库