public Connection connect() {
        try {
            Class.forName(jdbcDriver);
            System.out.print("jdbc:mysql://" + host  + "/" + database + "  " + user + "  " + password);
            connection = DriverManager.getConnection("jdbc:mysql://" + host  + "/" + database, user, password);
            connected = true;
            return connection;
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
            return null;
        } catch (SQLException e) {
            e.printStackTrace();
            return null;
        }
    }