public void Drop(TKey entityKey)
{
var folder = FilesystemLocator.FindSnapshotFolder(entityKey, options);
var entities = fileSystem.GetEntitiesRecursive(folder).ToList();
foreach (var entity in entities)
{
fileSystem.Delete(entity);
}
}
private IOrderedEnumerable <FileSystemPath> GetExistingFiles(TKey key)
{
var folder = FilesystemLocator.FindSnapshotFolder(key, options);
if (!fileSystem.Exists(folder))
{
fileSystem.CreateDirectoryRecursive(folder);
}
return(fileSystem.GetEntities(folder)
.Where(path => path.IsFile)
.Where(path => fileSystem.Exists(path))
.OrderBy(x => TimeFromFilename(x)));
}
private Stream CreateNewFile(TKey key, long time, int requiredEmptyBytes)
{
var fileName = ToFilename(time, zeroPaddingStep);
var filePath = FilesystemLocator.FindSnapshotFolder(key, options)
.AppendFile(fileName);
using (var fileStream = fileSystem.CreateFile(filePath))
{
var data = new byte[zeroPaddingStep];
data[zeroPaddingStep - 1] = 255;
fileStream.Write(data, 0, zeroPaddingStep);
}
var stream = fileSystem.OpenFile(filePath, FileAccess.ReadWrite);
return(SeekOrReopen(stream, filePath, zeroPaddingStep - 1, requiredEmptyBytes));
}
