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1 问题

java 实现 前端上传一个附件，保存到服务器一个路径下

2 实现

@ApiOperation(value = "上传附件", httpMethod = "POST")@PostMapping("/upload")public Result upload(@RequestParam(value = "file") MultipartFile multipartFile) {return ResultUtil.success(attachmentsService.upload(multipartFile));}@Overridepublic String upload(MultipartFile multipartFile) {if (multipartFile != null) {String originalFilename = multipartFile.getOriginalFilename();File file = new File(attachmentPath + File.separator + originalFilename);try {if (file.exists()) file.delete();multipartFile.transferTo(file);} catch (IOException e) {return "";}return file.getAbsolutePath();}return "";}