tencent cloud

using COSXML.Model.Object;
using COSXML.Auth;
using COSXML.Transfer;
using System;
using COSXML;
using System.Threading.Tasks;

namespace COSSnippet
{
    public class TransferUploadObjectModel {

      private CosXml cosXml;

      TransferUploadObjectModel() {
        CosXmlConfig config = new CosXmlConfig.Builder()
          .SetRegion("COS_REGION") // 设置默认的地域, COS 地域的简称请参照 https://www.tencentcloud.com/document/product/436/6224
          .Build();

        string secretId = "SECRET_ID";   // 云 API 密钥 SecretId, 获取 API 密钥请参照 https://console.tencentcloud.com/cam/capi
        string secretKey = "SECRET_KEY"; // 云 API 密钥 SecretKey, 获取 API 密钥请参照 https://console.tencentcloud.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);
      }

      /// 高级接口上传文件
      public async Task TransferUploadFile()
      {
        // 初始化 TransferConfig
        TransferConfig transferConfig = new TransferConfig();
        // 手动设置开始分块上传的大小阈值为10MB，默认值为5MB
        transferConfig.DivisionForUpload = 10 * 1024 * 1024;
        // 手动设置分块上传中每个分块的大小为2MB，默认值为1MB
        transferConfig.SliceSizeForUpload = 2 * 1024 * 1024;

        // 初始化 TransferManager
        TransferManager transferManager = new TransferManager(cosXml, transferConfig);
        // 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.tencentcloud.com/developer
        String bucket = "examplebucket-1250000000"; 
        String cosPath = "exampleobject"; //对象在存储桶中的位置标识符，即称对象键
        String srcPath = @"temp-source-file";//本地文件绝对路径

        // 上传对象
        COSXMLUploadTask uploadTask = new COSXMLUploadTask(bucket, cosPath);
        uploadTask.SetSrcPath(srcPath);

        uploadTask.progressCallback = delegate (long completed, long total)
        {
            Console.WriteLine(String.Format("progress = {0:##.##}%", completed * 100.0 / total));
        };

        try {
          COSXML.Transfer.COSXMLUploadTask.UploadTaskResult result = await 
            transferManager.UploadAsync(uploadTask);
          Console.WriteLine(result.GetResultInfo());
          string eTag = result.eTag;
        } catch (Exception e) {
            Console.WriteLine("CosException: " + e);
        }

      }

      static void Main(string[] args)
      {
        TransferUploadObjectModel m = new TransferUploadObjectModel();
        /// 高级接口上传对象
        m.TransferUploadFile().Wait();
        // .cssg-methods-pragma
      }
    }
}