/// <summary>
/// [异步async]上传数据流，根据流长度以及设置的阈值(用户初始化UploadManager时可指定该值)自动选择表单或者分片上传
/// </summary>
/// <param name="stream">待上传的数据流，要求：流长度(Stream.Length)是确定的</param>
/// <param name="saveKey">要保存的文件名称</param>
/// <param name="token">上传凭证</param>
/// <returns>上传数据后的返回结果</returns>
public async Task <HttpResult> UploadStreamAsync(Stream stream, string saveKey, string token)
{
HttpResult result = new HttpResult();
if (stream.Length > PUT_THRESHOLD)
{
ResumableUploader ru = new ResumableUploader(UPLOAD_FROM_CDN);
result = await ru.UploadStreamAsync(stream, saveKey, token, sph);
}
else
{
FormUploader fu = new FormUploader(UPLOAD_FROM_CDN);
result = await fu.UploadStreamAsync(stream, saveKey, token);
}
return(result);
}
public async Task UploadStreamTest()
{
Mac mac = new Mac(AccessKey, SecretKey);
string key = FileKey2;
StorageFile localFile = await StorageFile.GetFileFromPathAsync(LocalFile2);
Stream fs = await localFile.OpenStreamForReadAsync();
PutPolicy putPolicy = new PutPolicy();
putPolicy.Scope = Bucket1 + ":" + key;
putPolicy.SetExpires(3600);
putPolicy.DeleteAfterDays = 1;
string token = Auth.CreateUploadToken(mac, putPolicy.ToJsonString());
ResumableUploader target = new ResumableUploader();
HttpResult result = await target.UploadStreamAsync(fs, key, token, null);
Assert.AreEqual((int)HttpCode.OK, result.Code);
}