小编Aka*_*sh 的帖子

我是 Spring Boot 的新手，在编写文件上传 API 时出现以下错误：

Error:Description:
Field fileStorageService in com.primesolutions.fileupload.controller.FileController required a bean of type 'com.primesolutions.fileupload.service.FileStorageService' that could not be found.
The injection point has the following annotations:
    - @org.springframework.beans.factory.annotation.Autowired(required=true)
Action:
Consider defining a bean of type 'com.primesolutions.fileupload.service.FileStorageService' in your configuration.*

控制器类：

public class FileController 
{
    private static final Logger logger = LoggerFactory.getLogger(FileController.class);

    @Autowired
    private FileStorageService fileStorageService;

    @PostMapping("/uploadFile")
    public UploadFileResponse uploadFile(@RequestParam("file") MultipartFile file) {
        String fileName = fileStorageService.storeFile(file);

        String fileDownloadUri = ServletUriComponentsBuilder.fromCurrentContextPath()
                .path("/downloadFile/")
                .path(fileName)
                .toUriString();

        return new UploadFileResponse(fileName, fileDownloadUri, …