private void readObject(final java.io.ObjectInputStream in) throws IOException, ClassNotFoundException {
  inequalitySymbol=(String)in.readObject();
  timeStamp=in.readLong();
}

private void readObject ( final java . io . ObjectInputStream in ) throws IOException , ClassNotFoundException { inequalitySymbol = ( String ) in . readObject ( ) ; timeStamp = in . readLong ( ) ; }
deserialize the state of the object .
