/// <summary>
/// Download blob to local file
/// </summary>
/// <param name="blob">Source blob object</param>
/// <param name="filePath">Destination file path</param>
internal virtual async Task DownloadBlob(long taskId, IStorageBlobManagement localChannel, ICloudBlob blob, string filePath)
{
string activity = String.Format(Resources.ReceiveAzureBlobActivity, blob.Name, filePath);
string status = Resources.PrepareDownloadingBlob;
ProgressRecord pr = new ProgressRecord(OutputStream.GetProgressId(taskId), activity, status);
DataMovementUserData data = new DataMovementUserData()
{
Data = blob,
TaskId = taskId,
Channel = localChannel,
Record = pr
};
BlobDownloadJob downloadJob = new BlobDownloadJob()
{
SourceBlob = blob,
DestPath = filePath,
};
BlobRequestOptions requestOptions = downloadJob.BlobRequestOptions;
requestOptions.DisableContentMD5Validation = !checkMd5;
downloadJob.BlobRequestOptions = requestOptions;
await this.RunTransferJob(downloadJob, data);
this.WriteICloudBlobObject(data.TaskId, data.Channel, blob);
}
/// <summary>
/// Download blob to local file
/// </summary>
/// <param name="blob">Source blob object</param>
/// <param name="filePath">Destination file path</param>
internal virtual async Task<bool> DownloadBlob(long taskId, IStorageBlobManagement localChannel, ICloudBlob blob, string filePath)
{
string activity = String.Format(Resources.ReceiveAzureBlobActivity, blob.Name, filePath);
string status = Resources.PrepareDownloadingBlob;
ProgressRecord pr = new ProgressRecord(OutputStream.GetProgressId(taskId), activity, status);
DataMovementUserData data = new DataMovementUserData()
{
Data = blob,
TaskId = taskId,
Channel = localChannel,
Record = pr
};
BlobDownloadJob downloadJob = new BlobDownloadJob()
{
SourceBlob = blob,
DestPath = filePath,
};
BlobRequestOptions requestOptions = downloadJob.BlobRequestOptions;
requestOptions.DisableContentMD5Validation = !checkMd5;
downloadJob.BlobRequestOptions = requestOptions;
this.EnqueueTransferJob(downloadJob, data);
return await data.taskSource.Task;
}
