public void Save(Stream stream, DictionaryMode mode)
 {
     switch (mode)
     {
     case DictionaryMode.V2:
         SaveV2(stream);
         break;
     }
 }
 public void Save(string path, DictionaryMode mode)
 {
     using (FileStream fs = File.Open(path, FileMode.Create, FileAccess.Write))
         Save(fs, mode);
 }