/// <summary>
/// Creates a commit from the provided definition
/// </summary>
/// <param name="streamId"></param>
/// <param name="commitDefinition"></param>
/// <returns></returns>
private ICommit CreateCommitFromDefinition(WrappedPageBlob blob, PageBlobCommitDefinition commitDefinition)
{
var startIndex = commitDefinition.StartPage * _blobPageSize;
var endIndex = startIndex + commitDefinition.DataSizeBytes;
var downloadedData = blob.DownloadBytes(startIndex, endIndex, true);
using (var ms = new MemoryStream(downloadedData, false))
{
AzureBlobCommit azureBlobCommit;
try
{ azureBlobCommit = _serializer.Deserialize <AzureBlobCommit>(ms); }
catch (Exception ex)
{
var message = string.Format("Blob with uri [{0}] is corrupt.", ((CloudPageBlob)blob).Uri);
Logger.Fatal(message);
throw new InvalidDataException(message, ex);
}
return(CreateCommitFromAzureBlobCommit(azureBlobCommit));
}
}
/// <summary>
/// Adds a PageBlobCommitDefinition to the end of the list.
/// </summary>
/// <param name="definition">The definition to be added</param>
public void AppendPageBlobCommitDefinition(PageBlobCommitDefinition definition)
{
_pageBlobCommitDefinitions.Add(definition);
}