如何连接百度Mysql

package org.crashxun.controller;

import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class MySQLBasic extends HttpServlet {

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
Connection connection = null;
Statement stmt = null;
ResultSet rs = null;
String sql = null;
try {
/***** 1. 填写数据库相关信息(请查找数据库详情页) *****/
String databaseName = " eiZrxDYAgZRYcJuTRljT ";
String host = "sqld.duapp.com";
String port = "4050";
String username = " urtgxzMPVigNEtOQF7yzg7C9";// 用户名(api key);
String password = "1e0jDqkZ7fUwNgFD5LzwPY4YAQURFGYM";// 密码(secret
// key)
String driverName = "com.mysql.jdbc.Driver";
String dbUrl = "jdbc:mysql://";
String serverName = host + ":" + port + "/";
String connName = dbUrl + serverName + databaseName;

/****** 2. 接着连接并选择数据库名为databaseName的服务器 ******/
Class.forName(driverName);
connection = DriverManager.getConnection(connName, username,
password);
stmt = connection.createStatement();
/* 至此连接已完全建立，就可对当前数据库进行相应的操作了 */
/* 3. 接下来就可以使用其它标准mysql函数操作进行数据库操作 */
// 创建一个数据库表
sql = "create table if not exists test_mysql("
+ "id int primary key auto_increment," + "no int, "
+ "name varchar(1024)," + "key idx_no(no))";
stmt.execute(sql);
} catch (Exception e) {
e.printStackTrace(resp.getWriter());
}
}
}