完整设计模式目录见:https://blog.csdn.net/u0/article/details/
package com.zhaowd.test.designPattern.facadePattern门面模式; public class Facade { private static ILetter letter = new LetterPost(); public static void postLetter(String context, String address) { letter.writeContext(context);//写信 letter.writeOut(address);//写信封 letter.sendLetter();//邮寄 } }
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