@WebMethod(operationName = "ReadCountry")
    public ArrayList<Country> ReadCountry(@WebParam(name = "cnt_id") String cnt_id) {
            Country cnt  = new Country();
            ArrayList<Country> cnts = new ArrayList<Country>();
            ArrayList<QueryCriteria> qc = new ArrayList<QueryCriteria>();
            if(!cnt_id.equals("-1")){
                qc.add(new QueryCriteria("cnt_id", cnt_id, Operand.EQUALS));
            }
            ArrayList<String> fields = new ArrayList<String>();
            ArrayList<QueryOrder> order = new ArrayList<QueryOrder>();
        try {
           cnts = cnt.Read(qc, fields, order);
        } catch (SQLException ex) {
            Logger.getLogger(JAX_WS.class.getName()).log(Level.SEVERE, null, ex);
        }
            if(cnts.isEmpty()){
                return null;
            }
        return cnts;
    }