void OpenWriter(FileInfo file)
{
Debug.WriteLine("MsgPackFileFingerprintStore.OpenWriter()");
if (null != _writer)
{
return;
}
var writer = new FileFingerprintWriter();
writer.Open(file);
_writer = writer;
}
async Task CloseWriterAsync()
{
Debug.WriteLine("MessagePackFileFingerprintStore.CloseWriter()");
if (null == _writer)
{
return;
}
var writer = _writer;
_writer = null;
await writer.CloseAsync(CancellationToken.None).ConfigureAwait(false);
writer.Dispose();
}
