package com.cheng.zenofdesignpatterns.patternpk.crosswarzone.strategy_vs_bridge.bridge; /** * 具体邮件服务器 */ public class SendMail extends MailServer { // 传递一份邮件 public SendMail(MailTemplate _m) { super(_m); } // 修正邮件发送程序 @Override public void sendMail(){ // 增加邮件服务器信息 super.m.add("Received: (sendmail); 7 Nov 2009 04:14:44 +0100"); super.sendMail(); } }