public static bool UploadFile(this BosClient bosClient, BOSMultipartUploadRequest bosUploadRequest, IProgress <int> onProgressPercentChanged)
{
Debug.Assert(bosUploadRequest.RequestInfo.PartSize > 0);
var filePath = bosUploadRequest.RequestInfo.FilePath;
if (!File.Exists(filePath))
{
return(false);
}
var fileInfo = new FileInfo(filePath);
long partSize = bosUploadRequest.RequestInfo.PartSize;
int parts = (int)(fileInfo.Length / partSize);
if (fileInfo.Length % partSize != 0)
{
parts += 1;
}
if (bosUploadRequest.RequestInfo.PartETags == null)
{
bosUploadRequest.RequestInfo.PartETags = new List <PartETag>();
}
if (string.IsNullOrEmpty(bosUploadRequest.RequestInfo.UploadId))
{
var initiateMultipartUploadRequest = new InitiateMultipartUploadRequest()
{
BucketName = bosUploadRequest.RequestInfo.Bucket,
Key = bosUploadRequest.RequestInfo.ObjectKey
};
var initiateMultipartUploadResponse = bosClient.InitiateMultipartUpload(initiateMultipartUploadRequest);
bosUploadRequest.RequestInfo.UploadId = initiateMultipartUploadResponse.UploadId;
}
var uploadId = bosUploadRequest.RequestInfo.UploadId;
for (int i = bosUploadRequest.RequestInfo.LastPartNumber; i < parts; ++i)
{
if (bosUploadRequest.PauseCancellationToken.IsCancellationRequested)
{
return(false);
}
if (bosUploadRequest.AbortCancellationToken.IsCancellationRequested)
{
var abortMultipartUploadRequest = new AbortMultipartUploadRequest()
{
BucketName = bosUploadRequest.RequestInfo.Bucket,
Key = bosUploadRequest.RequestInfo.ObjectKey,
UploadId = uploadId,
};
bosClient.AbortMultipartUpload(abortMultipartUploadRequest);
return(false);
}
using (var stream = fileInfo.OpenRead())
{
var skipBytes = partSize * i;
stream.Seek(skipBytes, SeekOrigin.Begin);
onProgressPercentChanged?.Report((int)(((double)skipBytes / fileInfo.Length) * 100));
var actualPartSize = Math.Min(partSize, fileInfo.Length - skipBytes);
var uploadPartRequest = new UploadPartRequest();
uploadPartRequest.BucketName = bosUploadRequest.RequestInfo.Bucket;
uploadPartRequest.Key = bosUploadRequest.RequestInfo.ObjectKey;
uploadPartRequest.UploadId = uploadId;
uploadPartRequest.InputStream = stream;
uploadPartRequest.PartSize = actualPartSize;
uploadPartRequest.PartNumber = i + 1;
var uploadPartResponse = bosClient.UploadPart(uploadPartRequest);
bosUploadRequest.RequestInfo.PartETags.Add(
new PartETag()
{
ETag = uploadPartResponse.ETag,
PartNumber = uploadPartResponse.PartNumber
});
bosUploadRequest.RequestInfo.LastPartNumber = uploadPartResponse.PartNumber;
}
}
var completeMultipartUploadRequest =
new CompleteMultipartUploadRequest()
{
BucketName = bosUploadRequest.RequestInfo.Bucket,
Key = bosUploadRequest.RequestInfo.ObjectKey,
UploadId = uploadId,
PartETags = bosUploadRequest.RequestInfo.PartETags
};
var completeMultipartUploadResponse = bosClient.CompleteMultipartUpload(completeMultipartUploadRequest);
onProgressPercentChanged?.Report(100);
return(completeMultipartUploadResponse != null);
}
private async void uploadToolStripButton__Click(object sender, EventArgs e)
{
string filePath;
using (var openFileDialog = new OpenFileDialog())
{
var filters = new string[]
{
"All Files (*.*)|*.*",
};
openFileDialog.Filter = string.Join("|", filters);
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
filePath = openFileDialog.FileName;
}
else
{
return;
}
}
toolStripProgressBar_.Value = 0;
uploadToolStripButton_.Enabled = false;
downloadToolStripButton_.Enabled = false;
settingsToolStripButton_.Enabled = false;
toolStripProgressBar_.Visible = true;
pauseToolStripButton_.Visible = true;
abortToolStripButton_.Visible = true;
var objectKey = settings_.UseFileFullPathAsObjectKey ? filePath : Path.GetFileName(filePath);
pauseCancellationTokenSource_ = new CancellationTokenSource();
abortCancellationTokenSource_ = new CancellationTokenSource();
BOSMultipartUploadRequestInfo bosMultipartUploadRequestInfo;
var multipartUploadInfoFile = filePath + BOSMultipartUploadRequestInfo.UploadRequestInfoFileExtension;
if (File.Exists(multipartUploadInfoFile))
{
bosMultipartUploadRequestInfo = JsonHelper.Load <BOSMultipartUploadRequestInfo>(multipartUploadInfoFile);
}
else
{
bosMultipartUploadRequestInfo = new BOSMultipartUploadRequestInfo
{
FilePath = filePath,
Bucket = CurrentBucket_,
ObjectKey = objectKey,
PartSize = settings_.UploadPartSize > 0 ? settings_.UploadPartSize : 1024 * 1024 * 1,
};
}
var bosMultipartUploadRequest = new BOSMultipartUploadRequest
{
RequestInfo = bosMultipartUploadRequestInfo,
PauseCancellationToken = pauseCancellationTokenSource_.Token,
AbortCancellationToken = abortCancellationTokenSource_.Token,
};
bool ok = false;
try
{
ok = await bosClient_.UploadFileAsync(bosMultipartUploadRequest,
new ProgressBarReporter(toolStripProgressBar_.ProgressBar, SynchronizationContext.Current));
}
catch (Exception ex)
{
MessageBox.Show(
this,
"Failed to upload object:\n" + ex.Message,
"Error:",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
if (ok)
{
UpdateObjectList();
if (File.Exists(multipartUploadInfoFile))
{
File.Delete(multipartUploadInfoFile);
}
}
else if (pauseCancellationTokenSource_.IsCancellationRequested)
{
JsonHelper.Store(multipartUploadInfoFile, bosMultipartUploadRequestInfo);
}
uploadToolStripButton_.Enabled = true;
downloadToolStripButton_.Enabled = true;
settingsToolStripButton_.Enabled = true;
toolStripProgressBar_.Visible = false;
pauseToolStripButton_.Visible = false;
abortToolStripButton_.Visible = false;
pauseCancellationTokenSource_ = null;
abortCancellationTokenSource_ = null;
}
public static Task <bool> UploadFileAsync(this BosClient bosClient, BOSMultipartUploadRequest bosUploadRequest, IProgress <int> onProgressPercentChanged)
{
return(Task.Run(() => bosClient.UploadFile(bosUploadRequest, onProgressPercentChanged)));
}
