/// <summary>
/// Commit index checkpoint
/// </summary>
/// <param name="indexToken"></param>
/// <param name="commitMetadata"></param>
public void CommitIndexCheckpoint(Guid indexToken, byte[] commitMetadata)
{
string filename = directoryConfiguration.GetIndexCheckpointMetaFileName(indexToken);
using (BinaryWriter writer = new(new FileStream(filename, FileMode.Create)))
{
writer.Write(commitMetadata.Length);
writer.Write(commitMetadata);
writer.Flush();
}
string completed_filename = directoryConfiguration.GetIndexCheckpointFolder(indexToken);
completed_filename += Path.DirectorySeparatorChar + "completed.dat";
using FileStream file = new(completed_filename, FileMode.Create);
file.Flush();
}
public void Recover(Guid guid, DirectoryConfiguration directoryConfiguration)
{
string indexInfoFile = directoryConfiguration.GetIndexCheckpointMetaFileName(guid);
using (var reader = new StreamReader(indexInfoFile))
{
Initialize(reader);
}
}
protected void WriteIndexMetaFile()
{
string filename = DirectoryConfiguration.GetIndexCheckpointMetaFileName(_indexCheckpointToken);
using (var file = new StreamWriter(filename, false))
{
_indexCheckpoint.info.Write(file);
file.Flush();
}
}
