public class Car {
private int carNumber;
private String carName;
private int carRentMoney;
public int getCarNumber() {
return carNumber;
}
public void setCarNumber(int carNumber) {
this.carNumber = carNumber;
}
public String getCarName() {
return carName;
}
public void setCarName(String carName) {
this.carName = carName;
}
public int getCarRentMoney() {
return carRentMoney;
}
public void setCarRentMoney(int carRentMoney) {
this.carRentMoney = carRentMoney;
}
}
public class passengerCar extends Car {
private int CarCapacity;
public passengerCar(int carNumber,String carName,int carRentMoney,int carCapacity){
this.setCarNumber(carNumber);
this.setCarName(carName);
this.setCarRentMoney(carRentMoney);
CarCapacity = carCapacity;
}
public int getCarCapacity() {
return CarCapacity;
}
public void setCarCapacity(int carCapacity) {
CarCapacity = carCapacity;
}
}
public class pickUp extends Car {
private int CarCapacity;
private int CarCarry;
public pickUp(int carNumber,String carName,int carRentMoney,int CarCapacity,int CarCarry){
this.setCarNumber(carNumber);
this.setCarName(carName);
this.setCarRentMoney(carRentMoney);
this.CarCapacity = CarCapacity;
this.CarCarry = CarCarry;
}
public int getCarCapacity() {
return CarCapacity;
}
public void setCarCapacity(int carCapacity) {
CarCapacity = carCapacity;
}
public int getCarCarry() {
return CarCarry;
}
public void setCarCarry(int carCarry) {
CarCarry = carCarry;
}
}
public class trunkCar extends Car {
private int CarCarry;
public trunkCar(int carNumber,String carName,int carRentMoney,int CarCarry){
this.setCarNumber(carNumber);
this.setCarName(carName);
this.setCarRentMoney(carRentMoney);
this.CarCarry = CarCarry;
}
public int getCarCarry() {
return CarCarry;
}
public void setCarCarry(int carCarry) {
CarCarry = carCarry;
}
}
import java.util.Scanner;
public class Test {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
System.out.println("欢迎使用答答租车系统:");
System.out.println("你是否要租车? 1是 2否");
Scanner s = new Scanner(System.in);
int k = s.nextInt();
if(k == 1){
System.out.println("您可租车的类型及其价格表:");
Car RentCar[] = {new passengerCar(1,"奥迪A4",500,4),new passengerCar(2,"马自达6",400,4),new pickUp(3,"皮卡雪6",450,4,2),new passengerCar(4,"金龙",800,20),new trunkCar(5,"松花江",400,4),new trunkCar(6,"依维柯",1000,20)};
System.out.println("序号"+"\t"+"汽车名称"+"\t"+"\t"+"租金"+"\t"+"容量");
for(int i = 0; i < 6; i++){
////若RentCar[i]它是客车类型的实例,则打印出客车应该有的属性值,这里注意强转,否则不会出现
if(RentCar[i] instanceof passengerCar){
System.out.println(RentCar[i].getCarNumber()+"\t"+RentCar[i].getCarName()+"\t"+"\t"+RentCar[i].getCarRentMoney()+"/天"+"\t"+"载人:"+((passengerCar)RentCar[i]).getCarCapacity()+"人");//将Car类型强制转换成passengerCar类,得到passegerCard的属性
}
if(RentCar[i] instanceof pickUp){
System.out.println(RentCar[i].getCarNumber()+"\t"+RentCar[i].getCarName()+"\t"+"\t"+RentCar[i].getCarRentMoney()+"/天"+"\t"+"载人:"+((pickUp)RentCar[i]).getCarCapacity()+"人 载货:"+((pickUp)RentCar[i]).getCarCarry()+"吨");
}
if(RentCar[i] instanceof trunkCar){
System.out.println(RentCar[i].getCarNumber()+"\t"+RentCar[i].getCarName()+"\t"+"\t"+RentCar[i].getCarRentMoney()+"/天"+"\t"+"载人:"+((trunkCar)RentCar[i]).getCarCarry()+"吨");
}
}
System.out.println("请输入您要租汽车的数量:");
//已经有Scanner对象,直接调用
int totalNum = s.nextInt();
int sum = 0;
for(int j = 1; j <= totalNum; j++){
System.out.println("请输入第"+j+"辆车的序号");
int q = s.nextInt();
switch(q){
case 1:
RentCar[0].getCarRentMoney();
case 2:
RentCar[1].getCarRentMoney();
case 3:
RentCar[2].getCarRentMoney();
case 4:
RentCar[3].getCarRentMoney();
case 5:
RentCar[4].getCarRentMoney();
case 6:
RentCar[5].getCarRentMoney();
}
sum = sum + RentCar[q-1].getCarRentMoney();
}
System.out.println("请输入租车的天数:");
int day = s.nextInt();
System.out.println("您的账单:");
System.out.println(sum * day);
}
}
}