java 类视图_Java入门第二季答答租车系统类视图及源代码

水深无声 2022-11-02 13:13 180阅读 0赞

示例

![AAffA0nNPuCLAAAAAElFTkSuQmCC][]

类视图

![AAffA0nNPuCLAAAAAElFTkSuQmCC][]

源码

ITranHuman.java

public interface ITranHuman \{

void setSeatCount(int seatCount);

int getSeatCount();

ITranGood.java

public interface ITranGood \{

void setGoodWeight(int goodWeight);

int getGoodWeight();

Car.java

public abstract class Car \{

private String name;

private int price;

public Car(String name, int price) \{

this.name = name;

this.price = price;

public abstract String getCapacity();

public String getName() \{

return name;

public void setName(String name) \{

this.name = name;

public int getPrice() \{

return price;

public void setPrice(int price) \{

this.price = price;

HumanCar.java

public class HumanCar extends Car implements ITranHuman \{

private int seatCount;

public HumanCar(String name, int price, int seatCount) \{

super(name, price);

this.seatCount = seatCount;

@Override

public String getCapacity() \{

return "载人：" + seatCount + "人";

@Override

public int getSeatCount() \{

return seatCount;

@Override

public void setSeatCount(int seatCount) \{

this.seatCount = seatCount;

GoodCar.java

public class GoodCar extends Car implements ITranGood \{

private int goodWeight;

public GoodCar(String name, int price, int goodWeight) \{

super(name, price);

this.goodWeight = goodWeight;

@Override

public String getCapacity() \{

return "载重：" + goodWeight + "吨";

@Override

public int getGoodWeight() \{

return goodWeight;

@Override

public void setGoodWeight(int goodWeight) \{

this.goodWeight = goodWeight;

HumanGoodCar.java

public class HumanGoodCar extends Car implements ITranHuman, ITranGood \{

private int seatCount;

private int goodWeight;

public HumanGoodCar(String name, int price, int seatCount, int goodWeight) \{

super(name, price);

this.seatCount = seatCount;

this.goodWeight = goodWeight;

@Override

public String getCapacity() \{

return "载人：" + seatCount + "人，载重：" + goodWeight + "吨";

@Override

public int getSeatCount() \{

return seatCount;

@Override

public void setSeatCount(int seatCount) \{

this.seatCount = seatCount;

@Override

public int getGoodWeight() \{

return goodWeight;

@Override

public void setGoodWeight(int goodWeight) \{

this.goodWeight = goodWeight;

Main.java

import java.util.Scanner;

public class Main \{

public static final Car\[\] CARS = \{

new HumanCar("奥迪A4", 500, 4),

new HumanCar("马自达6", 400, 4),

new HumanGoodCar("皮卡雪6", 450, 4, 2),

new HumanCar("金龙", 800, 20),

new GoodCar("松花江", 400, 4),

new GoodCar("依维柯", 1000, 20)

\};

public static void main(String\[\] args) \{

Scanner scanner = new Scanner(System.in);

System.out.printf("欢迎使用答答租车系统：%n您是否要租车：1是；0否%n");

int yesOrNo = scanner.nextInt();

if (yesOrNo == 1) \{

System.out.printf("%n您可租车的类型及其价目表：%n");

System.out.println("序号\\t汽车名称\\t租金\\t\\t容量");

for (int i = 0; i < CARS.length; i++) \{

System.out.printf("%d. \\t%s\\t\\t%d元/天\\t%s%n", i + 1, CARS\[i\].getName(), CARS\[i\].getPrice(), CARS\[i\].getCapacity());

System.out.printf("%n请输入您要租车的数量：%n");

int count = scanner.nextInt();

int\[\] choices = new int\[CARS.length\];

for (int i = 0; i < count; i++) \{

System.out.printf("请输入第%d辆车的序号：%n", i + 1);

int no = scanner.nextInt() - 1;

choices\[no\]++;

System.out.printf("%n请输入租车天数：%n");

int days = scanner.nextInt();

System.out.printf("%n您的帐单：%n");

System.out.println("\*\*\*可裁人的车有：");

int seatCountTotal = 0;

for (int i = 0; i < choices.length; i++) \{

if (choices\[i\] != 0 && CARS\[i\] instanceof ITranHuman) \{

System.out.printf("%s\*%d ", CARS\[i\].getName(), choices\[i\]);

seatCountTotal += ((ITranHuman) CARS\[i\]).getSeatCount() \* choices\[i\];

System.out.printf("共载人：%d人%n", seatCountTotal);

System.out.println("\*\*\*可裁货的车有：");

int goodWeightTotal = 0;

for (int i = 0; i < choices.length; i++) \{

if (choices\[i\] != 0 && CARS\[i\] instanceof ITranGood) \{

System.out.printf("%s\*%d ", CARS\[i\].getName(), choices\[i\]);

goodWeightTotal += ((ITranGood) CARS\[i\]).getGoodWeight() \* choices\[i\];

System.out.printf("共载货：%d吨%n", goodWeightTotal);

int priceTotal = 0;

for (int i = 0; i < choices.length; i++) \{

if (choices\[i\] != 0) \{

priceTotal += CARS\[i\].getPrice() \* choices\[i\];

System.out.printf("\*\*\*租车总价格：%d元%n", priceTotal \* days);

scanner.close();

[AAffA0nNPuCLAAAAAElFTkSuQmCC]:

java 类视图_Java入门第二季答答租车系统类视图及源代码

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