JackerKun/Jc.OSS

aliyun oss basic helper

Jc.OSS

阿里云oss存储桶操作模块

dotnet add package Jc.OSS

实例化

Jc.OSS.JcOSS oss = new Jc.OSS.JcOSS("bucketName","endPoint","accessKeyId","accessKeySecret");

创建存储桶

CreateBucket(string bucketName)

删除存储桶

DeleteBucket(string bucketName)

同步上传一个文件

/// <summary>
/// 同步_上传一个新文件
/// </summary>
/// <param name="key">存储桶key</param>
/// <param name="localFile">本地文件路径</param>
/// <returns></returns>
bool PutObject(string key, string localFile)

同步上传stream

/// <summary>
/// 同步_上传stream
/// </summary>
/// <param name="key"></param>
/// <param name="localFile"></param>
/// <returns></returns>
/// <exception cref="Exception"></exception>
public bool PutObject(string key, Stream localFile)

追加stream

/// <summary>
/// 追加上传stream
/// </summary>
/// <param name="key"></param>
/// <param name="stream"></param>
/// <returns></returns>
/// <exception cref="Exception"></exception>
public bool AppendObject(string key, Stream stream)

追加文件

/// <summary>
/// 追加上传文件
/// </summary>
/// <param name="key">存储桶key</param>
/// <param name="localFile">本地文件路径</param>
/// <returns></returns>
public bool AppendObject(string key, string localFile)

同步下载一个文件

/// <summary>
/// 同步_下载文件一个文件
/// </summary>
/// <param name="key">文件key</param>
/// <param name="localFilePath">本地保存文件的路径（全路径）</param>
/// <returns></returns>
bool GetObject(string key, string localFilePath)

同步获取文件内容

/// <summary>
/// 同步_获取文件信息
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
/// <exception cref="Exception"></exception>
public OssObject GetObject(string key)

删除一个文件夹

/// <summary>
/// 删除文件
/// </summary>
/// <param name="key">文件Key</param>
/// <returns></returns>
bool DeleteObject(string key)

判断文件是否存在

/// <summary>
/// 判断文件是否存在
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
bool IsObject(string key)

获取一个临时访问URL

/// <summary>
/// 获取临时访问Url
/// </summary>
/// <param name="key">文件Key</param>
/// <param name="Minutes">超时：分钟</param>
/// <returns></returns>
string GetObjectUrl(string key, int Minutes)

异步上传文件

/// <summary>
/// 异步上传文件
/// </summary>
/// <param name="key">key</param>
/// <param name="localFile">本地文件路径</param>
/// <param name="contentType"></param>
/// <param name="callback">void callback(IAsyncResult ar)</param>
public void PutObjectAsync(string key, string localFile, string contentType, PutCallBack callback)

//上传回调
void PutCallback(System.Net.HttpStatusCode code)
{
    Console.WriteLine("put:"+code.ToString());
}

异步下载文件

/// <summary>
/// 异步下载一个文件
/// </summary>
/// <param name="key"></param>
/// <param name="callback"></param>
/// <returns></returns>
public bool GetObjectAsync(string key, GetCallBack callback)

//下载回调
void GetCallBack(OssObject obj)
{
    if (obj.HttpStatusCode == HttpStatusCode.OK)
    {
        using (var fileStream = File.Create("local file path"))
        {
            obj.Content.CopyTo(fileStream);
        }
    }
}