//Auto.java, 所有车型的父类
package com.imooc.dadacarrental;
public class Auto {
private String autoType;
private String autoName;
private int autoRent;
protected int passengerCount;
protected int cargoWeight;
public void setAuto(String autoType, String autoName, int autoRent){
this.autoType = autoType;
this.autoName = autoName;
this.autoRent = autoRent;
}
public void printCar(){
System.out.println("车型："+autoType);
System.out.println("名称："+autoName);
}
public String getAutoType(){
return autoType;
}
public String getAutoName(){
return autoName;
}
public int getAutoRent(){
return autoRent;
}
public int getPassengerCount(){
return passengerCount;
}
public int getCargoWeight(){
return cargoWeight;
}
}//IPassengerAuto.java, 载客车型接口
package com.imooc.dadacarrental;
public interface IPassengerAuto {
void setPassengerCount(int passengerCount);
void printPassengerCount();
}//ICargoAuto.java, 载货车型接口
package com.imooc.dadacarrental;
public interface ICargoAuto {
void setCargoWeight(int cargoWeight);
void printCargoWeight();
}//Car.java, 小客车类
package com.imooc.dadacarrental;
public class Car extends Auto implements IPassengerAuto {
Car(String carName, int carRent, int passengerCount){
setPassengerCount(passengerCount);
setAuto("小客车", carName, carRent);
}
@Override
public void setPassengerCount(int passengerCount) {
if(passengerCount > 5){
System.out.println("小客车载人数应为5人以下！");
}
else{
this.passengerCount = passengerCount;
}
}
@Override
public void printPassengerCount() {
System.out.println("载客人数："+passengerCount);
}
}//Bus.java, 大客车类
package com.imooc.dadacarrental;
public class Bus extends Auto implements IPassengerAuto {
Bus(String busName, int busRent, int passengerCount){
setPassengerCount(passengerCount);
setAuto("大客车", busName, busRent);
}
@Override
public void setPassengerCount(int passengerCount) {
if (passengerCount < 10){
System.out.println("大客车载客数应为10人以上！");
}
else{
this.passengerCount = passengerCount;
}
}
@Override
public void printPassengerCount() {
System.out.println("载客人数："+passengerCount);
}
}//SmallVan.java, 小货车类
package com.imooc.dadacarrental;
public class SmallVan extends Auto implements ICargoAuto {
SmallVan(String vanName, int vanRent, int cargoWeight){
setCargoWeight(cargoWeight);
setAuto("小货车", vanName, vanRent);
}
@Override
public void setCargoWeight(int cargoWeight) {
if (cargoWeight > 5){
System.out.println("小货车的载货量应为5吨以下！");
}
else{
this.cargoWeight = cargoWeight;
}
}
@Override
public void printCargoWeight() {
System.out.println("载货量："+cargoWeight);
}
}//BigVan.java, 大客车类
package com.imooc.dadacarrental;
public class BigVan extends Auto implements ICargoAuto {
BigVan(String vanName, int vanRent, int cargoWeight){
setCargoWeight(cargoWeight);
setAuto("大货车", vanName, vanRent);
}
@Override
public void setCargoWeight(int cargoWeight) {
if (cargoWeight < 5 || cargoWeight > 20){
System.out.println("大货车的载货量应在5吨和20吨之间！");
}
else{
this.cargoWeight = cargoWeight;
}
}
@Override
public void printCargoWeight() {
// TODO Auto-generated method stub
}
}//Pickup.java, 皮卡车类
package com.imooc.dadacarrental;
public class Pickup extends Auto implements ICargoAuto, IPassengerAuto {
Pickup(String pickupName, int pickupRent, int passengerCount, int cargoWeight){
setPassengerCount(passengerCount);
setCargoWeight(cargoWeight);
setAuto("皮卡", pickupName, pickupRent);
}
@Override
public void setPassengerCount(int passengerCount) {
this.passengerCount = passengerCount;
}
@Override
public void printPassengerCount() {
// TODO Auto-generated method stub
}
@Override
public void setCargoWeight(int cargoWeight) {
this.cargoWeight = cargoWeight;
}
@Override
public void printCargoWeight() {
// TODO Auto-generated method stub
}
}//DisplayProcess.java, 显示和处理类
package com.imooc.dadacarrental;
import java.io.*;
public class DisplayProcess {
private int[] autoNoArray;
private int rentalDays = 0;
private int totalPassengerCount = 0;
private int totalCargoWeight = 0;
private int totalRent = 0;
private boolean welcome() throws IOException{
int result;
System.out.println("欢迎使用答答租车系统！");
System.out.println("您是否要租车：1是 0否");
BufferedReader br1 = new BufferedReader(new InputStreamReader(System.in));
result = Integer.parseInt(br1.readLine());
if (result != 1){
// System.out.println(result);
return false;
}
return true;
}
private void listAuto(Auto[] autoModel){
System.out.println("您可租车的类型及价目表：");
System.out.println("序号\t" + "汽车名称\t" + "租金(元/天)\t" + "容量");
for (int i = 0; i < autoModel.length; i++){
if (autoModel[i] instanceof Car || autoModel[i] instanceof Bus){
System.out.println((i+1) + ".\t" + autoModel[i].getAutoName() + "\t" + autoModel[i].getAutoRent() + "元/天\t\t载人：" + autoModel[i].getPassengerCount() + "人");
}
else if (autoModel[i] instanceof SmallVan || autoModel[i] instanceof BigVan){
System.out.println((i+1) + ".\t" + autoModel[i].getAutoName() + "\t" + autoModel[i].getAutoRent() + "元/天\t\t载货：" + autoModel[i].getCargoWeight() + "吨");
}
else if (autoModel[i] instanceof Pickup){
System.out.println((i+1) + ".\t" + autoModel[i].getAutoName() + "\t" + autoModel[i].getAutoRent() + "元/天\t\t载人：" + autoModel[i].getPassengerCount() + "人 载货：" + autoModel[i].getCargoWeight() + "吨");
}
}
}
private void rentAuto() throws IOException{
System.out.println("请选择租车数量：");
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int i = Integer.parseInt(br.readLine());
autoNoArray = new int[i];
for (int j = 0; j < i; j++){
System.out.println("请输入第" + (j+1) + "辆车的序号：");
autoNoArray[j] = Integer.parseInt(br.readLine()) - 1;
}
System.out.println("请输入租车天数：");
rentalDays = Integer.parseInt(br.readLine());
}
private void generateOrder(Auto[] autoModel){
System.out.println("您的账单：");
System.out.println("***可载人的车有：");
for (int i = 0; i < autoNoArray.length; i++){
if(autoModel[autoNoArray[i]] instanceof Car || autoModel[autoNoArray[i]] instanceof Bus || autoModel[autoNoArray[i]] instanceof Pickup){
totalPassengerCount += autoModel[autoNoArray[i]].getPassengerCount();
totalRent += autoModel[autoNoArray[i]].getAutoRent()*rentalDays;
System.out.print(autoModel[autoNoArray[i]].getAutoName() + "\t");
}
else{
continue;
}
}
System.out.println("共载人：" + totalPassengerCount + "人");
System.out.println("***可载货的车有：");
for (int i = 0; i < autoNoArray.length; i++){
if(autoModel[autoNoArray[i]] instanceof SmallVan || autoModel[autoNoArray[i]] instanceof BigVan){
totalCargoWeight += autoModel[autoNoArray[i]].getCargoWeight();
totalRent += autoModel[autoNoArray[i]].getAutoRent()*rentalDays;
System.out.print(autoModel[autoNoArray[i]].getAutoName() + "\t");
}
else if(autoModel[autoNoArray[i]] instanceof Pickup){
totalCargoWeight += autoModel[autoNoArray[i]].getCargoWeight();
System.out.print(autoModel[autoNoArray[i]].getAutoName() + "\t");
}
else{
continue;
}
}
System.out.println("共载货："+ totalCargoWeight + "吨");
System.out.println("***租车总价格：" + totalRent + "元");
}
public void processing(Auto[] autoModel) throws IOException{
if (welcome()){
listAuto(autoModel);
rentAuto();
generateOrder(autoModel);
}
else
return;
}
}//CreateAutoModel.java, 创建车型类
package com.imooc.dadacarrental;
public class CreateAutoModel {
private Auto[] autoModel = new Auto[6];
private void createModel(){
autoModel[0] = new Car("奥迪A4", 500, 4);
autoModel[1] = new Car("马自达6", 400, 4);
autoModel[2] = new Pickup("皮卡雪6", 450, 4, 2);
autoModel[3] = new Bus("金龙", 800, 20);
autoModel[4] = new SmallVan("松花江", 400, 4);
autoModel[5] = new BigVan("依维柯", 1000, 20);
}
public Auto[] getModel(){
createModel();
return autoModel;
}
}//DadaCarRental.java, 主类
package com.imooc.dadacarrental;
import java.io.IOException;
public class DadaCarRental {
public static void main(String[] args) throws IOException{
Auto[] models = new CreateAutoModel().getModel();
new DisplayProcess().processing(models);
}
}
