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This article introduces the relevant knowledge of "how spring boot uses easy excel to store the data in excel". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Controller@RestController@RequestMapping ("/ user") public class UserController {@ Autowired private IUserService userService; @ PostMapping ("/ getUserExcel") public ResponseEntity getUserExcel (@ RequestParam (value = "file", required = true) MultipartFile file) {boolean b = this.userService.getUserExcel (file); if (BooleanUtils.isNotTrue (b)) {return ResponseEntity.badRequest (). Build ();} return ResponseEntity.ok (Boolean.TRUE) }} service@Servicepublic class UserServiceImpl extends ServiceImpl implements IUserService {@ Autowired private IUserService userService; @ Override public boolean getUserExcel (MultipartFile file) {InputStream inputStream = null; try {inputStream = file.getInputStream (); ExcelListener listener = new ExcelListener (userService); EasyExcelFactory.readBySax (inputStream, new Sheet); catch (IOException e) {e.printStackTrace () } finally {try {if (inputStream! = null) {inputStream.close ();}} catch (IOException e) {e.printStackTrace ();}} return false;}} listenpublic class ExcelListener extends AnalysisEventListener {private final IUserService userService; private ArrayList users = new ArrayList () Public ExcelListener (IUserService userService) {this.userService = userService;} @ Override public void invoke (Object object, AnalysisContext context) {UserExcel userExcel = (UserExcel) object; User user = new User (); BeanUtils.copyProperties (userExcel, user); users.add (user);} @ Override public void doAfterAllAnalysed (AnalysisContext context) {userService.saveBatch (users); users.clear ();}}

Currently, the entity class date format can only be of Date type.

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