依赖

<!--阿里OSS-->
<dependency>
    <groupId>com.aliyun.oss</groupId>
    <artifactId>aliyun-sdk-oss</artifactId>
    <version>3.16.3</version>
</dependency>

上传示例

package com.fan.model.image;

import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.fan.entity.vo.ComResult;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Objects;

/**
 * 文件上传
 */
@Slf4j
@Controller
public class ImageController {

    /**
     * 图片上传
     */
    @RequestMapping("/image/upload")
    @ResponseBody
    public ComResult<String> uploadImg(@RequestParam("file") MultipartFile file) throws IOException {
        // 文件为空
        if (file.isEmpty()) {
            return ComResult.failMsg("文件不能为空");
        }
        // 文件后缀
        String suffix = Objects.requireNonNull(file.getOriginalFilename()).substring(file.getOriginalFilename().lastIndexOf("."));
        // 文件格式限制
        if (!suffix.contains("png") && !suffix.contains("jpg") && !suffix.contains("gif")) {
            return ComResult.failMsg("仅支持png/jpg/gif图片");
        }
        // 随机数字6位数字，多机模式
        String random = String.valueOf((int) (Math.random() * 1000000));
        // 新的文件名
        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
        String newFileName = sdf.format(new Date());
        // 最终文件名
        String name = newFileName + "_" + random;
        // 地区
        String endpoint = "https://oss-cn-chengdu.aliyuncs.com";
        // key
        String accessKeyId = "xxxxxxx";
        // 密钥
        String accessKeySecret = "xxxxxxx";
        OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
        // 存储空间名称
        String bucketName = "fanmross";
        // 文件夹名称
        String folderName = "house";
        String objectName = folderName + "/" + name + suffix;

        ossClient.putObject(bucketName, objectName, file.getInputStream());
        ossClient.shutdown();
        // 返回图片请求路径
        return ComResult.data("添加成功", endpoint.replace("//", "//" + bucketName + ".") + "/" + objectName);
    }

}

地址文档

地域和Endpoint

跨域配置

Etag
x-oss-request-id