static DataFramePartReader()
 {
     FixPartReader = new FixPartReader();
     ExtendedLenghtReader = new ExtendedLenghtReader();
     MaskKeyReader = new MaskKeyReader();
     PayloadDataReader = new PayloadDataReader();
 }
 static DataFramePartReader()
 {
     FixPartReader        = new FixPartReader();
     ExtendedLenghtReader = new ExtendedLenghtReader();
     MaskKeyReader        = new MaskKeyReader();
     PayloadDataReader    = new PayloadDataReader();
 }