Connection conn = new Database().getConn();
        String sqlStr = "insert into user (name,password,email,sex,tel) values (?,?,?,?,?)";
        try {
            PreparedStatement ps = conn.prepareStatement(sqlStr);
            int i=1;
            ps.setString(i++, user.getName());
            ps.setString(i++, user.getPassword());
            ps.setString(i++, user.getEmail());
            [color=#FF0000]ps.setInt(i++, user.getSex().intValue());[/color]            ps.setString(i++, user.getTel());
            [color=#FF0000]ps.executeQuery();[/color]        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }