/// 获取存储桶生命周期
        public void GetBucketLifecycle()
        {
            //.cssg-snippet-body-start:[get-bucket-lifecycle]
            try
            {
                string bucket = "examplebucket-1250000000"; //格式:BucketName-APPID
                GetBucketLifecycleRequest request = new GetBucketLifecycleRequest(bucket);
                //执行请求
                GetBucketLifecycleResult result = cosXml.GetBucketLifecycle(request);
                //存储桶的生命周期配置
                LifecycleConfiguration conf = result.lifecycleConfiguration;
            }
            catch (COSXML.CosException.CosClientException clientEx)
            {
                //请求失败
                Console.WriteLine("CosClientException: " + clientEx);
            }
            catch (COSXML.CosException.CosServerException serverEx)
            {
                //请求失败
                Console.WriteLine("CosServerException: " + serverEx.GetInfo());
            }

            //.cssg-snippet-body-end
        }