public override async Task <AsyncDisposableValue <Stream> > OpenWriteAsync(CancellationToken cancellationToken = new CancellationToken())
{
var stream = new MemoryStream(InitialCapacity);
return(new AsyncDisposableValue <Stream>(stream, async() =>
{
stream.Seek(0, SeekOrigin.Begin);
await BlockBlob.UploadFromStreamAsync(stream, cancellationToken);
}));
}
public void DeleteBlob(string fileName)
{
if (FileExists(fileName))
{
BlockBlob = BlobContainer.GetBlockBlobReference(fileName);
BlockBlob.Delete();
}
else
{
DeleteFailed = true;
}
}
public override async Task <AsyncDisposableValue <Stream> > OpenReadAsync(CancellationToken cancellationToken = new CancellationToken())
{
if (!await BlockBlob.ExistsAsync(cancellationToken))
{
throw new ResourceNotFoundException("Metadata not found for this store");
}
cancellationToken.ThrowIfCancellationRequested();
var stream = await BlockBlob.OpenReadAsync(cancellationToken);
return(new AsyncDisposableValue <Stream>(stream, async() => stream.Dispose()));
}
public override async Task <AsyncDisposableValue <Stream> > OpenReadAsync(CancellationToken cancellationToken = new CancellationToken())
{
if (!await BlockBlob.ExistsAsync(cancellationToken))
{
throw new ResourceNotFoundException("Metadata not found for this store");
}
cancellationToken.ThrowIfCancellationRequested();
var stream = new MemoryStream(InitialCapacity);
await BlockBlob.DownloadToStreamAsync(stream, cancellationToken);
cancellationToken.ThrowIfCancellationRequested();
stream.Seek(0, SeekOrigin.Begin);
return(new AsyncDisposableValue <Stream>(stream, async() => stream.Dispose()));
}
public static string GetSharedAccessSignature(this IBlob blob, SharedAccessBlobPolicy policy)
{
BlockBlob azureBlob = (BlockBlob)blob;
return(azureBlob.CloudBlockBlob.GetSharedAccessSignature(policy));
}
public static CloudBlockBlob CloudBlockBlob(this IBlob blob)
{
BlockBlob azureBlob = (BlockBlob)blob;
return(azureBlob.CloudBlockBlob);
}
