jsp向mysql传数据

<%@ page import="java.sql.*" %>
<%
    String url = "jdbc:mysql://localhost:3306/mydatabase";
    String username = "root";
    String password = "password";
    Connection conn = null;
    try {
        Class.forName("com.mysql.jdbc.Driver");
        conn = DriverManager.getConnection(url, username, password);
    } catch (ClassNotFoundException | SQLException e) {
        e.printStackTrace();
    }
%>

<%
    String name = request.getParameter("name");
    String email = request.getParameter("email");
    String sql = "INSERT INTO users (name, email) VALUES (?, ?)";
    PreparedStatement pstmt = null;
    try {
        pstmt = conn.prepareStatement(sql);
        pstmt.setString(1, name);
        pstmt.setString(2, email);
        pstmt.executeUpdate();
    } catch (SQLException e) {
        e.printStackTrace();
    } finally {
        if (pstmt != null) {
            try {
                pstmt.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
%>

<%
    if (conn != null) {
        try {
            conn.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
%>