//...
    DBTransactionImpl2 dbt=(DBTransactionImpl2)getDBTransaction(); 

    //...

 public  ArrayList returnArrCard(String user_isn){
     try  {
        String sql_AllCards = "SELECT CARD_NAME FROM USERCARD  "+
        "  WHERE ISN = ? ORDER by HOME_CARD desc";
        
        PreparedStatement ps_AllCards = dbt.createPreparedStatement
(sql_AllCards, DBTransactionImpl2. DEFAULT );
        ps_AllCards.setInt( 1 , Integer.parseInt(user_isn));
        ResultSet rs = ps_AllCards.executeQuery();   
        //...   
}

PreparedStatement ps_AllCards = dbt.createPreparedStatement(sql_AllCards,  1 );

PreparedStatement ps_AllCards = dbt.createCallableStatement(sql_AllCards, DBTransactionImpl2. DEFAULT );