/// <summary>
/// Attempts to retrieve a blob path out of log entry's RequestedObjectKey.
/// </summary>
/// <returns>
/// A valid instance of <see cref="BlobPath"/>, or null if log entry is not associated with a blob.
/// </returns>
/// <exception cref="FormatException">If fails to determine blob path components, i.e. account, container name,
/// and blob name.</exception>
public BlobPath ToBlobPath()
{
if (!ServiceType.HasValue || ServiceType != StorageServiceType.Blob)
{
return(null);
}
string path;
Uri keyAsUri = new Uri(RequestedObjectKey, UriKind.RelativeOrAbsolute);
if (keyAsUri.IsAbsoluteUri)
{
// assuming key is "https://storagesample.blob.core.windows.net/sample-container/sample-blob.txt"
path = keyAsUri.Segments.Length > 1 ? keyAsUri.LocalPath.Substring(1) : String.Empty;
}
else
{
// assuming key is "/account/container/blob"
int startPos = RequestedObjectKey.Length > 1 ? RequestedObjectKey.IndexOf('/', 1) : -1;
path = startPos != -1 ? RequestedObjectKey.Substring(startPos + 1) : String.Empty;
}
if (String.IsNullOrEmpty(path))
{
throw new FormatException("Failed to parse RequestedObjectKey property of the log entry. " +
"It should be in one of the supported formats: " +
@"""https://account.blob.core.windows.net/container/blob"", or" +
@"""/account/container/blob""");
}
BlobPath blobPath;
if (!BlobPath.TryParse(path, false, out blobPath))
{
throw new FormatException("Failed to parse RequestedObjectKey property of the log entry. " +
"Blob identifiers must be in the format container/blob.");
}
return(blobPath);
}
/// <summary>
/// Attempts to retrieve a blob path out of log entry's RequestedObjectKey.
/// </summary>
/// <returns>
/// A valid instance of <see cref="BlobPath"/>, or null if log entry is not associated with a blob.
/// </returns>
public BlobPath ToBlobPath()
{
if (!ServiceType.HasValue || ServiceType != StorageServiceType.Blob)
{
return(null);
}
string path;
Uri keyAsUri = new Uri(RequestedObjectKey, UriKind.RelativeOrAbsolute);
if (keyAsUri.IsAbsoluteUri)
{
// assuming key is "https://storagesample.blob.core.windows.net/sample-container/sample-blob.txt"
path = keyAsUri.Segments.Length > 1 ? keyAsUri.LocalPath.Substring(1) : String.Empty;
}
else
{
// assuming key is "/account/container/blob"
int startPos = RequestedObjectKey.Length > 1 ? RequestedObjectKey.IndexOf('/', 1) : -1;
path = startPos != -1 ? RequestedObjectKey.Substring(startPos + 1) : String.Empty;
}
if (String.IsNullOrEmpty(path))
{
return(null);
}
BlobPath blobPath;
if (!BlobPath.TryParse(path, false, out blobPath))
{
return(null);
}
return(blobPath);
}
