text: //
  //  CoolTarget.h
  //  DesignPatten
  //
  //  Created by yangyang38 on 2018/3/17.
  //  Copyright © 2018年 yangyang. All rights reserved.
  //
  
  #import "Target.h"
  
  // 适配对象
  @interface CoolTarget : NSObject
  
  // 被适配对象
  @property (nonatomic, strong) Target *target;
  
  // 对原有方法包装
  - (void)request;
  
  @end
  