Java第二季：答答租车系统（项目作业）

> 汽车类
package com.Dada;

public class Car {
  private int num;
  private String name;
  private int rental;
  private int manned;
  private int load;
  public int getManned() {
    return manned;
}

public void setManned(int manned) {
    this.manned = manned;
}

public int getLoad() {
    return load;
}

public void setLoad(int load) {
    this.load = load;
}

public int getNum() {
    return num;
}

public void setNum(int num) {
    this.num = num;
}

public String getName() {
    return name;
}

public void setName(String name) {
    this.name = name;
}

public int getRental() {
    return rental;
}

public void setRental(int rental) {
    this.rental = rental;
}

}

> 小汽车类继承汽车（只载人）
package com.Dada;

public class Smallcar extends Car{

 public Smallcar(int newNum, String newName, int newRental, int newManned) {
        this.setNum(newNum);
        this.setName(newName);
        this.setRental(newRental);
        this.setManned(newManned);
        // TODO Auto-generated constructor stub
    }

}

大车类（只载货）
package com.Dada;

public class BigCar extends Car{

    public  BigCar(int newNum, String newName, int newRental,int newLoad) {
        this.setNum(newNum);
        this.setName(newName);
        this.setRental(newRental);
        this.setLoad(newLoad);
        // TODO Auto-generated constructor stub
    }

}

皮卡类（载货载人）
package com.Dada;

public class PickCar extends Car {
    public PickCar(int newNum, String newName, int newRental, int newManned,
            int newLoad) {
        this.setNum(newNum);
        this.setName(newName);
        this.setRental(newRental);
        this.setManned(newManned);
        this.setLoad(newLoad);
    }
}

> 主函数

package com.Dada;

import java.util.Scanner;

import com.day07.smallcar;

public class Main {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Car car[] = { new Smallcar(1, "奥迪A4"+"\t", 500, 4),
                new Smallcar(2, "马自达6"+"\t", 400, 4),
                new PickCar(3, "皮卡雪6"+"\t", 450, 4, 2),
                new Smallcar(4, "金龙"+"\t", 80, 20), new BigCar(5, "松花江"+"\t", 400, 4),
                new BigCar(6, "依维柯"+"\t", 1000, 20) };
        System.out.println("欢迎使用答答出租车系统：");
        System.out.println("你是否要租车：1是  0否");
        Scanner input = new Scanner(System.in);
        int r = input.nextInt();
        if (r == 1) {
            String name1=" ";
            String name2=" ";
            String name3=" ";
            String name4=" ";
            String name5=" ";
            String name6=" ";
            int AllPeople=0;
            int people=0;
            int rental=0;
            int Allrental=0;
            int load=0;
            int Allload=0;
                        System.out.println("您可租车的类型及其价目表：");
            System.out
                    .println("序号" + "\t" + "汽车名称" + "\t" + "租金" + "\t" + "容量");
            for (int x = 0; x < 6; x++) {
                if (x == 0  x == 1  x == 3) {
                    System.out.println(car[x].getNum() + "." + "\t"
                            + car[x].getName()  + car[x].getRental()
                            + "元/天" + "\t" + "载人" + car[x].getManned());
                } else if (x == 2) {
                    System.out.println(car[x].getNum() + "." + "\t"
                            + car[x].getName() + car[x].getRental()
                            + "元/天" + "\t" + "载人" + car[x].getManned() + "载货"
                            + car[x].getLoad()+"吨");
                } else if(x == 4) {
                    System.out.println(car[x].getNum() + "." + "\t"
                            + car[x].getName() + car[x].getRental()
                            + "元/天"  + "\t"+"载货" + car[x].getLoad()+"吨");
                }
                else if(x==5) {
                    System.out.println(car[x].getNum() + "." + "\t"
                            + car[x].getName() + car[x].getRental()
                            + "元/天" +"载货" + car[x].getLoad()+"吨");
                }
            }
            System.out.println("请输入你要租车的数量");
            Scanner intp = new Scanner(System.in);
            int n = intp.nextInt();
            for (int i = 1; i <= n; i++) {              
                System.out.println("请输入第" + i + "辆车的序号");
                Scanner intput = new Scanner(System.in);
                int choose = intput.nextInt();
                if (choose == 1) {
                    name1=car[0].getName();
                    rental=car[0].getRental();
                    people=car[0].getManned();
                } else if (choose == 2) {
                    name2=car[1].getName();
                    rental=car[1].getRental();
                    people=car[1].getManned();
                } else if (choose == 3) {
                    name3=car[2].getName();
                    rental=car[2].getRental();
                    people=car[2].getManned();
                    load=car[2].getLoad();
                } else if (choose == 4) {
                    name4=car[3].getName();
                    rental=car[3].getRental();
                    people=car[3].getManned();
                } else if (choose == 5) {
                    name5=car[4].getName();
                    rental=car[4].getRental();
                    load=car[4].getLoad();
                } else {
                    name6=car[5].getName();
                    rental=car[5].getRental();
                    load=car[5].getLoad();
                }
                AllPeople=AllPeople+people;
                    people=0;
                Allload=Alload+load;
                load=0;
                Allrental=Allrental+rental;              
                rental=0;
            }
            System.out.println("请输入你要租车的天数：");
            Scanner intp3 = new Scanner(System.in);
            int day = intp3.nextInt();
            System.out.println("您的账单：");
            System.out.println("***可载人的车有：");
            System.out.println(name1 + name2 + name3 + name4 + "共载人:" + AllPeople+ "人");
            System.out.println("***载货的车有：");
            System.out.println(name3 + name5 + name6 + "共载货:" + Allload + "吨");
            System.out.println("租车总价格：" + Allrental*day);

        }
        else{
            System.out.println("感谢使用嗒嗒租车系统");
        }
    }