/// <summary>
/// Commit log checkpoint (snapshot and fold-over)
/// </summary>
/// <param name="logToken"></param>
/// <param name="commitMetadata"></param>
public void CommitLogCheckpoint(Guid logToken, byte[] commitMetadata)
{
string filename = directoryConfiguration.GetHybridLogCheckpointMetaFileName(logToken);
using (BinaryWriter writer = new(new FileStream(filename, FileMode.Create)))
{
writer.Write(commitMetadata.Length);
writer.Write(commitMetadata);
writer.Flush();
}
string completed_filename = directoryConfiguration.GetHybridLogCheckpointFolder(logToken);
completed_filename += Path.DirectorySeparatorChar + "completed.dat";
using FileStream file = new(completed_filename, FileMode.Create);
file.Flush();
}
/// <inheritdoc />
public void Purge(Guid token)
{
// Try both because we don't know which one
try { new DirectoryInfo(directoryConfiguration.GetHybridLogCheckpointFolder(token)).Delete(true); } catch { }
try { new DirectoryInfo(directoryConfiguration.GetIndexCheckpointFolder(token)).Delete(true); } catch { }
}
