package com.pattern.facade;
/*
 * Charge类为一个子系统，功能是根据广告内容的文字长度计算广告费。
 * 该类关联于CheckWord类
 */
public class Charge {
    public final int basicCharge=12;//单价
    CheckWord checkWord;
    Charge(CheckWord checkWord){
       this.checkWord=checkWord;
    }
    public void giveCharge(){
        int charge=checkWord.getAmount()*basicCharge;
        System.out.println("广告费用:"+charge+"元");
    } 

}