我觉得要看cos提供的上传对象的方法参数,官方sdk里PutObjectRequest构造函数有两种:
▼java复制代码public PutObjectRequest(String bucketName, String key, File file) { super(bucketName, key, file);...
public PutObjectRequest(String bucketName, String key, File file) { super(bucketName, key, file);...