<dependency>

            <groupId>cn.xuyanwu</groupId>

            <artifactId>spring-file-storage</artifactId>

            <version>0.5.0</version>

        </dependency>

        <!-- 阿里云oss -->

        <dependency>

            <groupId>com.aliyun.oss</groupId>

            <artifactId>aliyun-sdk-oss</artifactId>

            <version>3.10.2</version>

        </dependency>

@RestController

public class testController {

    @Autowired

    private FileStorageService fileStorageService;

    /**

     *

     * 上传文件

     */

    @PostMapping(value = {"/upload"})

    public Object upload(MultipartFile file) {

        FileInfo upload  = fileStorageService.of(file).image(img -> img.size(1000,1000))  //将图片大小调整到 1000*1000

                .thumbnail(th -> th.size(200,200))  //再生成一张 200*200 的缩略图

        .upload();

        return upload;

    }

}

spring:

  #文件存储配置(本地、oss)

  file-storage:

    default-platform: aliyun-oss

    thumbnail-suffix: ".min.jpg" #缩略图后缀

    aliyun-oss:

      - platform: aliyun-oss

        enable-storage: true

        access-key: LTAI5t72QXnxxxxxx3dG

        secret-key: 2MwSVL9dStxxxxxxx5GgocWQ

        end-point: oss-cn-qingdao.aliyuncs.com

        bucket-name: taote

        domain: http://oss-cn-qingdao.aliyuncs.com

        base-path: #云平台文件路径

  servlet:

    multipart:

      max-file-size: 10MB

      max-request-size: 50MB

@EnableFileStorage

@SpringBootApplication

public class Demo5Application {

    public static void main(String[] args) {

        SpringApplication.run(Demo5Application.class, args);

    }

}