对象标签

public class DataManageModel
{
    private CosXml cosXml; //将服务用户设置成数据成员
    // 初始化COS服务实例
    private void InitCosXml()
    {
        string region = Environment.GetEnvironmentVariable("COS_REGION");
        CosXmlConfig config = new CosXmlConfig.Builder()
            .SetRegion(region) // 设置默认的地域, COS 地域的简称请参照 https://cloud.tencent.com/document/product/436/6224
            .Build();
        string secretId = Environment.GetEnvironmentVariable("SECRET_ID"); // 云 API 密钥 SecretId, 获取 API 密钥请参照 https://console.cloud.tencent.com/cam/capi
        string secretKey = Environment.GetEnvironmentVariable("SECRET_KEY"); // 云 API 密钥 SecretKey, 获取 API 密钥请参照 https://console.cloud.tencent.com/cam/capi
        long durationSecond = 600; //每次请求签名有效时长，单位为秒
        QCloudCredentialProvider qCloudCredentialProvider = new DefaultQCloudCredentialProvider(secretId, secretKey, durationSecond);
        this.cosXml = new CosXmlServer(config, qCloudCredentialProvider);
    }
}

public void PutObjectTagging()
{
    try
    {
        // 存储桶名称，此处填入格式必须为 bucketname-APPID, 其中 APPID 获取参考 https://console.cloud.tencent.com/developer
        string bucket = "examplebucket-1250000000";
        string key = "exampleobject"; //对象键
        PutObjectTaggingRequest request = new PutObjectTaggingRequest(bucket, key);
        // 增加标签键值对 
        request.AddTag("tag1", "value1");
        //执行请求
        PutObjectTaggingResult result = cosXml.PutObjectTagging(request);
        //请求成功
        Console.WriteLine(result.GetResultInfo());
    }
    catch (COSXML.CosException.CosClientException clientEx)
    {
        Console.WriteLine("CosClientException: " + clientEx);
    }
    catch (COSXML.CosException.CosServerException serverEx)
    {
        Console.WriteLine("CosServerException: " + serverEx.GetInfo());
    }
}

public void GetObjectTagging()
{
    try
    {
        // 存储桶名称，此处填入格式必须为 bucketname-APPID, 其中 APPID 获取参考 https://console.cloud.tencent.com/developer
        string bucket = "examplebucket-1250000000";
        string key = "exampleobject"; //对象键
        GetObjectTaggingRequest request = new GetObjectTaggingRequest(bucket, key);
        // 执行请求
        GetObjectTaggingResult result = cosXml.GetObjectTagging(request);
        // 请求成功
        Console.WriteLine(result.GetResultInfo());
        // 遍历输出Tagging列表
        for (int i = 0; i < result.tagging.tagSet.tags.Count; i++)
        {
            Console.WriteLine(result.tagging.tagSet.tags[i].key);
            Console.WriteLine(result.tagging.tagSet.tags[i].value);
        }
    }
    catch (COSXML.CosException.CosClientException clientEx)
    {
        Console.WriteLine("CosClientException: " + clientEx);
    }
    catch (COSXML.CosException.CosServerException serverEx)
    {
        Console.WriteLine("CosServerException: " + serverEx.GetInfo());
    }
}

public void DeleteObjectTagging()
{
    try
    {
        // 存储桶名称，此处填入格式必须为 bucketname-APPID, 其中 APPID 获取参考 https://console.cloud.tencent.com/developer
        string bucket = "examplebucket-1250000000";
        string key = "exampleobject"; //对象键
        DeleteObjectTaggingRequest request = new DeleteObjectTaggingRequest(bucket, key);
        // 执行请求
        DeleteObjectTaggingResult result = cosXml.DeleteObjectTagging(request);
        // 请求成功
        Console.WriteLine(result.GetResultInfo());
    }
    catch (COSXML.CosException.CosClientException clientEx)
    {
        Console.WriteLine("CosClientException: " + clientEx);
    }
    catch (COSXML.CosException.CosServerException serverEx)
    {
        Console.WriteLine("CosServerException: " + serverEx.GetInfo());
    }
}