新增pom.xml依賴

<dependency>
            <groupId>com.qiniu</groupId>
            <artifactId>qiniu-java-sdk</artifactId>
            <version>[7.2.0, 7.2.99]</version>
</dependency>    

QiniuCloudUtilTest.java

import com.qiniu.common.QiniuException;
import com.qiniu.common.Zone;
 
import com.qiniu.http.Response;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.UploadManager;
import com.qiniu.util.Auth;
import org.junit.Test;
import org.springframework.util.StringUtils;

import java.io.File;
import java.io.IOException;

public class QiniuCloudUtilTest {

    // 設定需要操作的賬號的AK和SK
 

    private static final String ACCESS_KEY = "yourKey";
    private static final String SECRET_KEY = "yourSecret";

    // 要上傳的空間名
    private static final String bucketname = "youBucketName";

    // 金鑰
    private static final Auth auth = Auth.create(ACCESS_KEY, SECRET_KEY);

    //上傳
    public static
 
 String upload(File file, String key) throws IOException {
        // 建立上傳物件，Zone*代表地區
        //設定華南的伺服器
        Configuration configuration = new Configuration(Zone.zone2());
        UploadManager uploadManager = new UploadManager(configuration);
        try {
            // 呼叫put方法上傳
            String token = auth.uploadToken(bucketname);
            if(StringUtils.isEmpty(token)) {
                System.out.println("未獲取到token，請重試！");
                return null;
            }
            Response res = uploadManager.put(file,key,token);
            // 列印返回的資訊
            if (res.isOK()){
                return key;
            }
        }catch (QiniuException e) {
            Response r = e.response;
            // 請求失敗時列印的異常的資訊
            e.printStackTrace();
            System.out.println("error "+r.toString());
            try {
                // 響應的文字資訊
                System.out.println(r.bodyString());
            } catch (QiniuException e1) {
                System.out.println("error "+e1.error());
            }
        }
        return null;
    }
    @Test
    public void upload() throws IOException {
        File file = new File("D:\\工作\\20200818\\TEST.png");
        String s = upload(file,"O12124K");
        System.out.println(s);
    }

  
}

上傳完在七牛雲後臺就可以看得見啦胖友們