无法从mySQL中的jsp连接到Eclipse

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ page import="java.sql.*" %>

<%
    Connection conn = null;
    Statement stmt = null;
    ResultSet rs = null;

    try {
        // 加载MySQL的JDBC驱动
        Class.forName("com.mysql.jdbc.Driver");

        // 创建数据库连接
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String username = "root";
        String password = "password";
        conn = DriverManager.getConnection(url, username, password);

        // 创建Statement对象，用于执行SQL语句
        stmt = conn.createStatement();

        // 执行SQL查询
        String sql = "SELECT * FROM mytable";
        rs = stmt.executeQuery(sql);

        // 处理查询结果
        while (rs.next()) {
            String column1 = rs.getString("column1");
            String column2 = rs.getString("column2");
            // 其他处理逻辑...
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        // 关闭数据库连接和资源
        if (rs != null) {
            try {
                rs.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
        if (stmt != null) {
            try {
                stmt.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
        if (conn != null) {
            try {
                conn.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
%>