<?php
/**
* @Description: 桥接模式
* @Author: luoxiaojin
* @Date: 2020-06-30 10:06:41
* @LastEditors: luoxiaojin
* @LastEditTime: 2020-06-30 11:00:04
* @FilePath: \design_patterns\l10.php
*/
// 论坛发送站内信
abstract class Msg{
// 发送方式
protected $send = null;
// 发送内容
protected $text = '';
public function content(){
//
}
public function send(){
//
}
}
// 发送方式
class EmailMsg extends Msg{
public function __construct($to,$text){
$this->text = $to.$text;
}
public function content(){
return 'Email:'.$this->text;
}
}
class SmsMsg extends Msg{
public function __construct($to,$text){
$this->text = $to.$text;
}
public function content(){
return '短信:'.$this->text;
}
}
// 紧急程度
class CommonSend extends Msg{
public function __construct(Msg $obj){
$this->text = $obj->content();
}
public function send(){
return "{$this->text},普通信息!";
}
}
class UrgentSend extends Msg{
public function __construct(Msg $obj){
$this->text = $obj->content();
}
public function send(){
return "{$this->text},紧急通知!";
}
}
// 耦合调用
$commonEmailMsg = new CommonSend(new EmailMsg('小明','吃饭了!'));
echo $commonEmailMsg->send();
$urgentSmsMsg = new UrgentSend(new SmsMsg('小红','家里失火了!'));
echo $urgentSmsMsg->send();点击 "运行实例" 按钮查看在线实例
——学习参考与 bilibili燕十八 面向对象与设计模式
Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号