JDBC连接MySql数据库

import java.sql.Connection;import java.sql.DriverManager;import java.sql.SQLException;public class DBOperator {private final static String driver = "com.mysql.jdbc.Driver";private final static String url = "jdbc:mysql://localhost:3306/jdbc";private final static String user = "root";private final static String password = "113914" ;static {try {Class.forName(driver);} catch (ClassNotFoundException e) {e.printStackTrace();}}public static Connection getConnection(){Connection conn = null;try {conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/jdbc", "root", "113914");} catch (SQLException e) {// TODO Auto-generated catch blocke.printStackTrace();}return conn;}public static void  close(Connection conn){try {conn.close();} catch (SQLException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}