jsp上传到mysql

<%@ page import="java.sql.*" %>
<%
    String name = request.getParameter("name");
    int age = Integer.parseInt(request.getParameter("age"));

    String url = "jdbc:mysql://localhost:3306/mydatabase";
    String username = "root";
    String password = "password";

    Connection conn = null;
    PreparedStatement pstmt = null;

    try {
        Class.forName("com.mysql.jdbc.Driver");
        conn = DriverManager.getConnection(url, username, password);

        String sql = "INSERT INTO users (name, age) VALUES (?, ?)";
        pstmt = conn.prepareStatement(sql);
        pstmt.setString(1, name);
        pstmt.setInt(2, age);

        pstmt.executeUpdate();
        out.println("数据上传成功！");
    } catch (Exception e) {
        out.println("数据上传失败：" + e.getMessage());
    } finally {
        if (pstmt != null) pstmt.close();
        if (conn != null) conn.close();
    }
%>