解决feign微服务间的文件上传报错问题

<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-dependencies</artifactId>
    <version>Hoxton.SR8</version>
    <type>pom</type>
    <scope>import</scope>
</dependency>

<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-openfeign</artifactId>
</dependency>

//服务提供者上传文件接口
@PostMapping(value = " /file/upload")
public ResultModel<FileInfo> fileUpload(@RequestParam("access_token") String accessToken, @RequestParam("file") MultipartFile file) {
    //返回保存文件信息的实体类
    FileInfo fileInfo = fileInfoService.uploadFile(file);
    return ResultModel.ok(fileInfo);
}

@Component
@FeignClient(value = "file-server")
public interface FileInfoFeignService {
    @PostMapping(value = "/file/upload", consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
    public ResultModel<FileInfo> fileUpload(@RequestParam("access_token") String accessToken, @RequestPart("file") MultipartFile file);
}

consumes = MediaType.MULTIPART_FORM_DATA_VALUE

//消费者上传文件接口
@PostMapping(value = "/fileUpload")
public ResultModel<FileInfo> fileUpload(@RequestParam("access_token") String accessToken, @RequestPart("file") MultipartFile file) {
    return fileInfoFeignService.fileUpload(accessToken, file);
}

@PostMapping("/xxx/file")
public xx uploadOrderFilesToOSS(@ApiParam("附件") @RequestParam("file") MultipartFile[] file) {
   return xxxService.uploadOrderFilesToOSS(file);
}

@PostMapping(value = "/file", produces = {MediaType.APPLICATION_JSON_UTF8_VALUE}, consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
xxx uploadSigleFile(@RequestParam("path") String path, @RequestPart("file") MultipartFile file);

@PostMapping(value = "/file", produces = {MediaType.APPLICATION_JSON_UTF8_VALUE}, consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
public xxx uploadSigleFile(@RequestParam("path") String path, @RequestPart("file") MultipartFile file) {
  return fileService.uploadFileToOSS(path, file);
}

Collection<Part> parts = request.getParts();
logger.info(JSONObject.toJSONString(parts, true));