java實(shí)現(xiàn)肯德基收銀系統(tǒng)

參考肯德基官網(wǎng)的信息模擬肯德基快餐店的收銀系統(tǒng),合理使用C++或Java或Python結(jié)合設(shè)計(jì)模式(2種以上)至少實(shí)現(xiàn)系統(tǒng)的以下功能:

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1.正常餐品結(jié)算和找零。

2.基本套餐結(jié)算和找零。

3.使用優(yōu)惠券購(gòu)買餐品結(jié)算和找零。

4.可在一定時(shí)間段參與店內(nèi)活動(dòng)(自行設(shè)計(jì)或參考官網(wǎng)信息)。

5.模擬打印小票的功能(寫到文件中)。

小票信息保存

class print{ 
 String s=""; //存訂單信息
}

食物工廠

interface FoodFactory{
 public Hamburger createHamburger(print s,int kind,int num); //生產(chǎn)漢堡包
 public Drink createDrink(print s,int kind,int num);  //生產(chǎn)飲品
 public Chicken createChicken(print s,int kind,int num);  //生產(chǎn)雞肉類
 public Sweetmeats createSweetmeats(print s,int kind,int num); //生產(chǎn)甜品
 public Snack createSnack(print s,int kind,int num);  //生產(chǎn)小吃
 public FrenchFries createFrenchFries(print s,int kind,int num); //生產(chǎn)薯?xiàng)l
 public SetMeal createSetMeal(print s,int kind,int num);  //生產(chǎn)套餐
}

具體食物工廠

interface Hamburger{  
 public double price(int num);
}
interface Drink{
 public double price(int num);
 
}
interface Chicken{
 public double price(int num); 
}
interface Sweetmeats{
 public double price(int num);
}
interface Snack{
 public double price(int num); 
}
interface FrenchFries{
 public double price(int num); 
}
interface SetMeal{
 public double price(int num);
}

具體食物

//漢堡
//奧爾良烤堡
class Hamburger_1 implements Hamburger{
 public double price(int num)
 {
 System.out.println("奧爾良烤堡"+" "+" 數(shù)量:"+num+" "+"合計(jì):"+(num*8));
 return num*8; //返回價(jià)格
 }
}
//香辣雞腿堡
class Hamburger_2 implements Hamburger{ 
 public double price(int num)
 {
 System.out.println("香辣雞腿堡"+" "+" 數(shù)量:"+num+" "+"合計(jì):"+(num*9));
 return num*9;
 }
}
//勁脆雞腿堡
class Hamburger_3 implements Hamburger{ 
 public double price(int num)
 {
 System.out.println("勁脆雞腿堡"+" "+" 數(shù)量:"+num+" "+"合計(jì):"+(num*10));
 return num*10;
 }
}
//飲品
//橙汁
class Drink_1 implements Drink{
 public double price(int num)
 {
 System.out.println("橙汁"+" "+" 數(shù)量:"+num+" "+"合計(jì):"+(num*7));
 return num*7; //返回價(jià)格
 }
}
//百事可樂(lè)
class Drink_2 implements Drink{
 public double price(int num)
 {
 System.out.println("百事可樂(lè)"+" "+" 數(shù)量:"+num+" "+"合計(jì):"+(num*8));
 return num*8;
 } 
}
//百威啤酒
class Drink_3 implements Drink{
 public double price(int num)
 {
 System.out.println("百威啤酒"+" "+" 數(shù)量:"+num+" "+"合計(jì):"+(num*9));
 return num*9;
 }
}
//雞肉類
//老北京雞肉卷
class Chicken_1 implements Chicken{
 public double price(int num)
 {
 System.out.println("老北京雞肉卷"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*9));
 return num*9; //返回價(jià)格
 }
}
//香辣雞翅
class Chicken_2 implements Chicken{
 public double price(int num)
 {
 System.out.println("香辣雞翅"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*13));
 return num*13;
 }
}
//雞排
class Chicken_3 implements Chicken{
 public double price(int num)
 {
 System.out.println("雞排"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*10));
 return num*10;
 }
}
//甜品
//原味圣代
class Sweetmeats_1 implements Sweetmeats{
 public double price(int num)
 {
 System.out.println("原味圣代"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*9));
 return num*9; //返回價(jià)格
 }
}
//葡式蛋撻
class Sweetmeats_2 implements Sweetmeats{
 public double price(int num)
 {
 System.out.println("葡式蛋撻"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*12));
 return num*12;
 }
}
//巧克力味華夫
class Sweetmeats_3 implements Sweetmeats{
 public double price(int num)
 {
 System.out.println("巧克力味華夫"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*10));
 return num*10;
 }
}
//小吃
//蔬菜沙拉
class Snack_1 implements Snack{
 public double price(int num)
 {
 System.out.println("蔬菜沙拉"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*10));
 return num*10; //返回價(jià)格
 }
}
//醇香土豆泥
class Snack_2 implements Snack{
 public double price(int num)
 {
 System.out.println("醇香土豆泥"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*11));
 return num*11;
 } 
}
//香甜粟米棒
class Snack_3 implements Snack{
 public double price(int num)
 {
 System.out.println("香甜粟米棒"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*6));
 return num*6;
 }
}
//薯?xiàng)l
//波紋霸王薯?xiàng)l
class FrenchFries_1 implements FrenchFries{
 public double price(int num)
 {
 System.out.println("波紋霸王薯?xiàng)l"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*12));
 return num*12; //返回價(jià)格
 } 
}
//套餐
//套餐1
class SetMeal_1 implements SetMeal{
 public double price(int num) {
 System.out.println("香辣雞翅+百事可樂(lè)"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*17));
 return num*17;
 }
}
//套餐2
class SetMeal_2 implements SetMeal{
 public double price(int num) {
 System.out.println("勁脆雞腿堡+橙汁"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*15));
 return num*15;
 }
}
//套餐3
class SetMeal_3 implements SetMeal{
 public double price(int num) {
 System.out.println("香辣雞腿堡+百威啤酒+波紋霸王薯?xiàng)l"+" "+"數(shù)量:"+num+" "+"合計(jì):"+(num*25));
 return num*25;
 }
}

生產(chǎn)具體食物

//生產(chǎn)具體食物
class createFood implements FoodFactory{
 print p=new print();
 public Hamburger createHamburger(print s,int kind,int num) {
 if(kind==1){
  s.s=s.s+"\n"+"奧爾良漢堡 單價(jià):"+"8"+" 數(shù)量:"+num+" 合計(jì):"+(num*8); //將信息保存至s中
  return new Hamburger_1();}
 else if(kind==2) {
  s.s=s.s+"\n"+"香辣雞腿堡 單價(jià):"+"9"+" 數(shù)量:"+num+" 合計(jì):"+(num*9);
  return new Hamburger_2();}
 else if(kind==3) {
  s.s=s.s+"\n"+"勁脆雞腿堡 單價(jià):"+"10"+" 數(shù)量:"+num+" 合計(jì):"+(num*10);
  return new Hamburger_3();}
 else return null;
 }
 public Drink createDrink(print s,int kind,int num) {
 if(kind==1) {
  s.s=s.s+"\n"+"橙汁 單價(jià):"+"7"+" 數(shù)量:"+num+" 合計(jì):"+(num*7); //將信息保存至s中
  return new Drink_1();}
 else if(kind==2) {
  s.s=s.s+"\n"+"百事可樂(lè) 單價(jià):"+"8"+" 數(shù)量:"+num+" 合計(jì):"+(num*8);
  return new Drink_2();}
 else if(kind==3) {
  s.s=s.s+"\n"+"百威啤酒 單價(jià):"+"9"+" 數(shù)量:"+num+" 合計(jì):"+(num*9);
  return new Drink_3();}
 else return null;
 }
 public Chicken createChicken(print s,int kind,int num) {
 if(kind==1) {
  s.s=s.s+"\n"+"老北京雞肉卷 單價(jià):"+"9"+" 數(shù)量"+num+" 合計(jì):"+(num*9); //將信息保存至s中
  return new Chicken_1();}
 else if(kind==2) {
  s.s=s.s+"\n"+"香辣雞翅 單價(jià):"+"13"+" 數(shù)量"+num+" 合計(jì):"+(num*13);
  return new Chicken_2();}
 else if(kind==3) {
  s.s=s.s+"\n"+"雞排 單價(jià):"+"10"+" 數(shù)量"+num+" 合計(jì):"+(num*10);
  return new Chicken_3();}
 else return null;
 } 
 public Sweetmeats createSweetmeats(print s,int kind,int num) {
 if(kind==1) {
  s.s=s.s+"\n"+"原味圣代 單價(jià):"+"9"+" 數(shù)量"+num+" 合計(jì):"+(num*9); //將信息保存至s中
  return new Sweetmeats_1();}
 else if(kind==2) {
  s.s=s.s+"\n"+"葡式蛋撻 單價(jià):"+"12"+" 數(shù)量"+num+" 合計(jì):"+(num*12);
  return new Sweetmeats_2();}
 else if(kind==3) {
  s.s=s.s+"\n"+"巧克力味華夫 單價(jià):"+"10"+" 數(shù)量"+num+" 合計(jì):"+(num*10);
  return new Sweetmeats_3();}
 else return null;
 }
 public Snack createSnack(print s,int kind,int num) {
 if(kind==1) {
  s.s=s.s+"\n"+"蔬菜沙拉 單價(jià):"+"10"+" 數(shù)量"+num+" 合計(jì):"+(num*10); //將信息保存至s中
  return new Snack_1();}
 else if(kind==2) {
  s.s=s.s+"\n"+"醇香土豆泥 單價(jià):"+"11"+" 數(shù)量"+num+" 合計(jì):"+(num*11);
  return new Snack_2();}
 else if(kind==3) {
  s.s=s.s+"\n"+"香甜粟米棒 單價(jià):"+"6"+" 數(shù)量"+num+" 合計(jì):"+(num*6);
  return new Snack_3();}
 else return null;
 }
 public FrenchFries createFrenchFries(print s,int kind,int num){
 if(kind==1) {
  s.s=s.s+"\n"+"波紋霸王薯?xiàng)l 單價(jià):"+"12"+" 數(shù)量"+num+" 合計(jì):"+(num*12); //將信息保存至s中
  return new FrenchFries_1();}
 else return null;
 }
 public SetMeal createSetMeal(print s,int kind, int num) {
 if(kind==1) {
  s.s=s.s+"\n"+"套餐1 單價(jià):"+"17"+" 數(shù)量"+num+" 合計(jì):"+(num*17); //將信息保存至s中
  return new SetMeal_1();}
 else if(kind==2) {
  s.s=s.s+"\n"+"套餐2 單價(jià):"+"15"+" 數(shù)量"+num+" 合計(jì):"+(num*15);
  return new SetMeal_2();}
 else if(kind==3) {
  s.s=s.s+"\n"+"套餐3 單價(jià):"+"25"+" 數(shù)量"+num+" 合計(jì):"+(num*25);
  return new SetMeal_3();}
 else return null;
 }
}

訂購(gòu)食物,返回價(jià)格

class Price{
 public FoodFactory create;
 //構(gòu)造方法將抽象工廠傳入
 public Price(FoodFactory create) {
 this.create=create;
 }
 public double orderHamburger(print s,int kind,int num) {
 Hamburger hamburger=create.createHamburger(s,kind, num);
 return hamburger.price(num);
 }
 public double orderDrink(print s,int kind,int num) {
 Drink drink=create.createDrink(s,kind, num);
 return drink.price(num);
 }
 public double orderChicken(print s,int kind,int num) {
 Chicken chicken=create.createChicken(s,kind, num);
 return chicken.price(num);
 }
 public double orderSweetmeats(print s,int kind,int num) {
 Sweetmeats sweetmeats=create.createSweetmeats(s,kind, num);
 return sweetmeats.price(num);
 }
 public double orderSnack(print s,int kind,int num) {
 Snack snack=create.createSnack(s,kind, num);
 return snack.price(num);
 }
 public double orderFrenchFries(print s,int kind,int num) {
 FrenchFries frenchFries=create.createFrenchFries(s,kind, num);
 return frenchFries.price(num);
 }
 public double orderSetMeal(print s,int kind,int num) {
 SetMeal setMeal=create.createSetMeal(s,kind, num);
 return setMeal.price(num);
 }
}

以上就是本文的全部?jī)?nèi)容,希望對(duì)大家的學(xué)習(xí)有所幫助,也希望大家多多支持創(chuàng)新互聯(lián)。

本文題目:java實(shí)現(xiàn)肯德基收銀系統(tǒng)
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