/// <summary>
/// Gets the children of the container (if the uri has segments)
/// or containers in the storage account (if the uri has no segments)
/// </summary>
public IEnumerable <Uri> GetChildren(Uri directoryUri)
{
string[] segments = directoryUri.Segments;
BlobContinuationToken blobContinuationToken = null;
// If at the root, return all containers
if (segments.Length <= 1)
{
do
{
ContainerResultSegment containerListing = _client.ListContainersSegmented(blobContinuationToken);
if (containerListing?.Results != null)
{
foreach (CloudBlobContainer containerItem in containerListing.Results)
{
yield return(containerItem.Uri);
}
}
blobContinuationToken = containerListing?.ContinuationToken;
}while (blobContinuationToken != null);
yield break;
}
// If not at the root folder, return all blobs within the container
string containerName = segments[1];
string relativeAddress = directoryUri.PathAndQuery.Substring(containerName.Length + 1);
do
{
BlobResultSegment listing = _client.ListBlobsSegmented(
containerName,
relativeAddress,
useFlatListing: false,
BlobListingDetails.None,
maxResults: null,
blobContinuationToken,
new BlobRequestOptions(),
new OperationContext());
if (listing == null || listing.Results.Count() == 0)
{
throw new ArgumentException(
"Call to ListBlobsSegmented returned no results. Uri is invalid or does not have children.",
nameof(directoryUri));
}
foreach (IListBlobItem listBlobItem in listing.Results)
{
yield return(listBlobItem.Uri);
}
blobContinuationToken = listing.ContinuationToken;
}while (blobContinuationToken != null);
}
/// <summary>
/// Gets the children of the blob "directory."
/// </summary>
public IEnumerable <Uri> GetChildren(Uri directoryUri)
{
BlobContinuationToken blobContinuationToken = null;
var path = directoryUri.AbsolutePath.Trim('/');
do
{
var listing = _client.ListBlobsSegmented(path, false,
BlobListingDetails.None, null,
blobContinuationToken, new BlobRequestOptions(), new OperationContext());
if (listing.Results != null)
{
foreach (var listBlobItem in listing.Results)
{
yield return(listBlobItem.Uri);
}
}
blobContinuationToken = listing.ContinuationToken;
}while (blobContinuationToken != null);
}
