自助售货机java代码 java自动售货机代码( 三 )


if (password == 123)
{
System.out.println("密码正确,目前的余额为:" + money + "元 。");
}
else
System.out.println("密码错误 。");
break;
case 3:
break;
default:
System.out.println("请输入正确的数字 。");
break;
}
}
}
public static Drink getDrink(int drinkIndex)
{
Drink drink = null;
switch(drinkIndex)
{
case 1:
drink = cola;
System.out.println("您选择了可乐 。");
break;
case 2:
drink = fanta;
System.out.println("您选择了芬达 。");
break;
case 3:
drink = blacktea;
System.out.println("您选择了红茶 。");
break;
case 4:
drink = greentea;
System.out.println("您选择了绿茶 。");
break;
default:
//drink = null;
System.out.println("输入错误 , 请输入1~4的数字!");
}
return drink;
}
}
//创建的Drink类文件Drink.java
package cn.zhouhan;
public class Drink {
private String name;
private int number;
private double price;
private double drinkMoney;
private int index;
public Drink(String name, int number, double price, int index)
{
this.name = name;
this.number = number;
this.price = price;
this.drinkMoney = number * price;
this.index = index;
}
public String getName()
{
return this.name;
}
public int getNumber()
{
return this.number;
}
public double getPrice()
{
return this.price;
}
public void sellDrink(int count)
{
this.number -= count;
this.drinkMoney += this.price * count;
}
public void UserPrintDrinkInfo()
{
System.out.println("品名:"+ this.name +" , 单价:" + this.price + "元,剩余数量:" + this.number + "瓶 。");
}
}
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