进度条
进度条用于指示上传或下载的进度。
下面的代码以PutObject方法为例,介绍如何使用进度条。
#include <alibabacloud/oss/OssClient.h>
using namespace AlibabaCloud::OSS;
void ProgressCallback(size_t increment, int64_t transfered, int64_t total, void* userData)
{
std::cout << "ProgressCallback[" << userData << "] => " <<
increment <<" ," << transfered << "," << total << std::endl;
}
int main(void)
{
/* 初始化OSS账号信息 */
std::string AccessKeyId = "yourAccessKeyId";
std::string AccessKeySecret = "yourAccessKeySecret";
std::string Endpoint = "yourEndpoint";
std::string BucketName = "yourBucketName";
std::string ObjectName = "yourObjectName";
/* 初始化网络等资源 */
InitializeSdk();
ClientConfiguration conf;
OssClient client(Endpoint, AccessKeyId, AccessKeySecret, conf);
std::shared_ptr<std::iostream> content = std::make_shared<std::fstream>("yourLocalFilename", std::ios::in|std::ios::binary);
PutObjectRequest request(BucketName, ObjectName, content);
TransferProgress progressCallback = { ProgressCallback , nullptr };
request.setTransferProgress(progressCallback);
/* 上传文件 */
auto outcome = client.PutObject(request);
if (!outcome.isSuccess()) {
/* 异常处理 */
std::cout << "PutObject fail" <<
",code:" << outcome.error().Code() <<
",message:" << outcome.error().Message() <<
",requestId:" << outcome.error().RequestId() << std::endl;
ShutdownSdk();
return -1;
}
/* 释放网络等资源 */
ShutdownSdk();
return 0;
}
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