不废话上干货。
package com.yl.util;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;
public class JdbcUtil {
/**
* 加载驱动
* 连接数据库
* @return
*/
public static Connection getConn(){
Connection conn=null;
try {
Class.forName("com.mysql.jdbc.Driver");
try {
conn=DriverManager.getConnection("jdbc:mysql://localhost:3306/xt?characterEncoding=utf-8", "root", "123456");
//conn=DriverManager.getConnection("jdbc:mysql://localhost:3306/xt?characterEncoding=utf-8", "root", "root");
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return conn;
}
/**
* 关闭
* @param ps
* @param conn
*/
public static void close(PreparedStatement ps,Connection conn){
if(ps!=null){
try {
ps.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
if(conn!=null){
try {
conn.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}