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<?php /* * 桥接模式 * 使用发送器,将一个类对象传入另一个类作为属性,耦合M+N个类 * */ abstract class Info { protected $_send = NULL; public function __construct($send) { $this->_send = $send; } abstract function msg($content); public function send($to, $content) { $content = $this->msg($content); $this->_send->send($to, $content); } } class Email { public function send($to, $content) { echo "Email: From:$to Content:$content<br>"; } } class Sms { public function send($to, $content) { echo "Sms: From:$to Content:$content<br>"; } } class CommonBridge extends Info{ public function msg($content) { return 'CommonBridge>>'.$content; } } class DangerBridge extends Info{ public function msg($content) { return 'DangerBridge>>'.$content; } } //调用桥接 $email = new Email(); $CommonEmail = new CommonBridge($email); $CommonEmail->send('Tom','XXXXX'); $DangerSms = new DangerBridge(new Sms()); $DangerSms->send('Lucy','OOOOOOO');
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