static void Main(string[] args)
{
//define file paths of your choice and size.
string file1 = @"C:\Kunal_Apps\Sample hours1.xlsx";
string file2 = @"C:\Kunal_Apps\Sample hours2.xlsx";
string file3 = @"C:\Kunal_Apps\Sample hours3.xlsx";
string file4 = @"C:\Kunal_Apps\Boot Camp.zip";
//map the file names to blob names
List <FileBlobNameMapper> blobFileMapperList = new List <FileBlobNameMapper>();
blobFileMapperList.Add(new FileBlobNameMapper("blob1", file1));
blobFileMapperList.Add(new FileBlobNameMapper("blob2", file2));
blobFileMapperList.Add(new FileBlobNameMapper("blob3", file3));
blobFileMapperList.Add(new FileBlobNameMapper("blob4", file4));
//specify the container name
string containerName = "mycontainer";
//start blob upload async operation
AsyncBlockBlobUpload blobUploadManager = new AsyncBlockBlobUpload();
AsyncBlockBlobUploadCaller caller = new AsyncBlockBlobUploadCaller(blobUploadManager.UploadBlockBlobsInParallel);
caller.BeginInvoke(blobFileMapperList, containerName, new AsyncCallback(OnUploadBlockBlobsInParallelCompleted), null);
Console.WriteLine("Async operation of blob storage upload started...");
//to keep main thread alive I am using While(true). Because Async operations here will be based on ThreadPool and if main thread is ended then async operation child threads will also end.
//Note: If you are using worker role here then it usually run's the operation in Run method in While(true) method keeping your main thread alive always.
while (true)
{
Console.WriteLine("continue the main thread work...");
Thread.Sleep(90000);
}
}
/// <summary>
/// Callback method for upload to azure blob operation
/// </summary>
/// <param name="result">async result</param>
public static void OnUploadBlockBlobsInParallelCompleted(IAsyncResult result)
{
// Retrieve the delegate.
AsyncResult asyncResult = (AsyncResult)result;
AsyncBlockBlobUploadCaller caller = (AsyncBlockBlobUploadCaller)asyncResult.AsyncDelegate;
//retrive the blob upload operation status list to take necessary action
List <BlobOperationStatus> operationStausList = caller.EndInvoke(asyncResult);
//print the status of upload operation for each blob
foreach (BlobOperationStatus blobStatus in operationStausList)
{
Console.WriteLine("Blob name:" + blobStatus.Name + Environment.NewLine);
Console.WriteLine("Blob operation status:" + blobStatus.OperationStatus + Environment.NewLine);
if (blobStatus.ExceptionDetails != null)
{
Console.WriteLine("Blob operation exception if any:" + blobStatus.ExceptionDetails.Message + Environment.NewLine);
}
//Note:This is where you can write the failed blob operation entry in table/ queue and again make worker role traverse th' to perform upload again.
}
}
