数据库封装Dbutil类

package com.util;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class Dbutil {

public static Connection getConnection(){

try {
Class.forName("com.mysql.jdbc.Driver");
return DriverManager.getConnection("jdbc:mysql://localhost:3306/jsd", "root", "123456");
} catch (Exception e) {
e.printStackTrace();
}
return null;
}

public static void close(Connection con){
if(con !=null){
try {
con.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
public static void main(String[] args) {
Connection con=Dbutil.getConnection();
System.out.println(con);
}
}