上传文件至阿里云

发布时间 2023-03-22 22:33:04作者: 小贤看世界

UploadUtils(对象存储OSS /阿里云的代码 上传网络流)

package com.javasm.common.utils;

import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.model.PutObjectRequest;
import com.aliyun.oss.model.PutObjectResult;
import lombok.extern.slf4j.Slf4j;

import javax.servlet.http.Part;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;

/**
 * @Author:Zxb
 * @Version:1.0
 * @Date:2023/3/22-9:46
 * @Since:jdk1.8
 * @Description:
 */
@Slf4j
public class UploadUtils {

    public static String upload(Part part){
        //阿里云的代码   上传网络流
        // Endpoint以华东1(杭州)为例,其它Region请按实际情况填写。
        String endpoint = "https://oss-cn-nanjing.aliyuncs.com";
        // 阿里云账号AccessKey拥有所有API的访问权限,风险很高。强烈建议您创建并使用RAM用户进行API访问或日常运维,请登录RAM控制台创建RAM用户。
        String accessKeyId = "自己阿里云取LTAI5tAtKQTB9Fg63NWkQTdQ";
        String accessKeySecret = "自己阿里云取nzHvrDxnBepLaA109KGRfWWS1vm6Oj";
        // 填写Bucket名称,例如examplebucket。
        String bucketName = "wuhanjava17";
        // 填写Object完整路径,完整路径中不能包含Bucket名称,例如exampledir/exampleobject.txt。
        //获取文件名
        String fileName = part.getSubmittedFileName();

        OSS ossClient = null;
        try {
            // 填写文件流
            InputStream inputStream = part.getInputStream();
            // 创建OSSClient实例。
            ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
            // 创建PutObjectRequest对象。
            PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, fileName, inputStream);
            // 设置该属性可以返回response。如果不设置,则返回的response为空。
            putObjectRequest.setProcess("true");
            // 创建PutObject请求。
            PutObjectResult result = ossClient.putObject(putObjectRequest);
            // 如果上传成功,则返回200。
            log.info(result.getResponse().getStatusCode()+"");
        } catch (OSSException oe) {
            log.info("Caught an OSSException, which means your request made it to OSS, "
                    + "but was rejected with an error response for some reason.");
            log.info("Error Message:" + oe.getErrorMessage());
            log.info("Error Code:" + oe.getErrorCode());
            log.info("Request ID:" + oe.getRequestId());
            log.info("Host ID:" + oe.getHostId());
        } catch (ClientException ce) {
            log.info("Caught an ClientException, which means the client encountered "
                    + "a serious internal problem while trying to communicate with OSS, "
                    + "such as not being able to access the network.");
            log.info("Error Message:" + ce.getMessage());
        } catch (MalformedURLException e) {
            throw new RuntimeException(e);
        } catch (IOException e) {
            throw new RuntimeException(e);
        } finally {
            if (ossClient != null) {
                ossClient.shutdown();
            }
        }

        return "https://wuhanjava17.oss-cn-nanjing.aliyuncs.com/"+fileName;
    }
}

UploadController

@RestController
public class UploadController {
    @PostMapping("upload")
    public AxiosResult<String> upload(@RequestPart Part part){

        //进行文件上传  UploadUtil
        String upload = UploadUtils.upload(part);

        return AxiosResult.success(upload);
    }
}