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package com.uitl; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; public class DBHelper { static Connection conn; static PreparedStatement ps; static ResultSet rs; static String driver = "com.mysql.jdbc.Driver"; static String url = "jdbc:mysql://localhost:3306/newsmanagersystem?characterEncoding=UTF-8";// 连接字符串 static String uname = "root"; static String pwd = ""; // 获取数据库连接 public static Conne....