jsp监听服务器发送数据库

<%@ page import="java.sql.*" %>

<%
    // 数据库连接信息
    String url = "jdbc:mysql://localhost:3306/mydatabase";
    String username = "root";
    String password = "password";

    // 建立数据库连接
    Connection connection = null;
    try {
        Class.forName("com.mysql.jdbc.Driver");
        connection = DriverManager.getConnection(url, username, password);

        // 执行数据库操作
        Statement statement = connection.createStatement();
        ResultSet resultSet = statement.executeQuery("SELECT * FROM mytable");

        // 处理查询结果
        while (resultSet.next()) {
            String column1 = resultSet.getString("column1");
            String column2 = resultSet.getString("column2");
            // 其他操作...
        }

        // 关闭资源
        resultSet.close();
        statement.close();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
%>