载客接口A-载客量
package car.rental;
public interface IPassengerCapacity {
public int PassengerCapacity(int i);
}
载货接口B-载货量
package car.rental;
public interface ICargoCapacity {
public int CargoCapacity(int i);
}
载客和货接口C extend 载客接口A,载货接口B(载客量、载货量)
package car.rental;
public interface IBoth extends IPassengerCapacity, ICargoCapacity {
public int PassengerCapacity(int i);
public int CargoCapacity(int i);
}
一个抽象父类Car
package car.rental;
public abstract class Car {
String type=null;
int pC=0;
int cC=0;
int price=0;
public abstract String VehicleType(int i);
public abstract int Price(int i);
}
实现-客车类 extend 父类Car implement 载客接口A
package car.rental;
public class Bus extends Car implements IPassengerCapacity {
@Override
public int PassengerCapacity(int i) {
// TODO Auto-generated method stub
int audiA4pC=4;
int mazda6pC=4;
int kingLongpC=20;
switch(i){
case 1:pC=audiA4pC;break;
case 2:pC=mazda6pC;break;
case 4:pC=kingLongpC;break;
}
return pC;
}
@Override
public String VehicleType(int i) {
// TODO Auto-generated method stub
String audiA4="奥迪A4";
String mazda6="马自达6";
String kingLong="金龙";
switch(i){
case 1:type=audiA4;break;
case 2:type=mazda6;break;
case 4:type=kingLong;break;
}
return type;
}
@Override
public int Price(int i3) {
// TODO Auto-generated method stub
int audiA4Price=500;
int mazda6Price=400;
int kingLongPrice=800;
switch(i3){
case 1:price=audiA4Price;break;
case 2:price=mazda6Price;break;
case 4:price=kingLongPrice;break;
}
return price;
}
}
实现-皮卡类 extend 父类Car implement 载客和货接口C
package car.rental;
public class Pickup extends Car implements IPassengerCapacity, ICargoCapacity {
@Override
public int CargoCapacity(int i) {
// TODO Auto-generated method stub
int pickupSnow6=2;
if(i==3){
cC=pickupSnow6;
}
return cC;
}
@Override
public int PassengerCapacity(int i) {
// TODO Auto-generated method stub
int pickupSnow6pC=4;
if(i==3){
pC=pickupSnow6pC;
}
return pC;
}
@Override
public String VehicleType(int i) {
// TODO Auto-generated method stub
String pickupSnow6="皮卡雪6";
if(i==3){
type=pickupSnow6;
}
return type;
}
@Override
public int Price(int i) {
// TODO Auto-generated method stub
int pickupSnow6Price=450;
if(i==3){
price=pickupSnow6Price;
}
return price;
}
}
实现-卡车类 extend 父类Car implement 载货接口B
package car.rental;
public class Truck extends Car implements ICargoCapacity{
@Override
public int CargoCapacity(int i) {
// TODO Auto-generated method stub
int songHuaJiangcC=4;
int iveco=20;
if(i==5)cC=songHuaJiangcC;
if(i==6)cC=iveco;
return cC;
}
@Override
public String VehicleType(int i) {
// TODO Auto-generated method stub
String songHuaJiang="松花江";
String iveco="依维柯";
if(i==5)type=songHuaJiang;
if(i==6)type=iveco;
return type;
}
@Override
public int Price(int i) {
// TODO Auto-generated method stub
int songHuaJiangPrice=400;
int iveco=1000;
if(i==5)price=songHuaJiangPrice;
if(i==6)price=iveco;
return price;
}
}
租车系统:客户选车、分类汇总车辆后,输出租车明细与总价
package car.rental;
import java.util.Scanner;
public class RentSystem {
public static void main(String[] args) {
// TODO Auto-generated method stub
System.out.println("欢迎使用嗒嗒租车系统:");
System.out.println("您是否要租车(请输入序号):1.是 2.否");
String[] car={"序号 租车名称 租金 容量",
"1. 奥迪A4 500/天 载人:4人",
"2. 马自达6 400/天 载人:4人",
"3. 皮卡雪6 450/天 载人4人载货2吨",
"4. 金龙 800/天 载人:20人",
"5. 松花江 400/天 载货:4吨",
"6. 依维柯 1000/天 载货:20吨"};
String type="";
int sumP=0;
double sumC=0;
double sumPrice=0;
String[] typeP={"","","","","","","","","","","",""};
String[] typeC={"","","","","","","","","","","",""};
Scanner input=new Scanner(System.in);
Bus busRent=new Bus();
Pickup pickupRent=new Pickup();
Truck truckRent=new Truck();
int i1=input.nextInt();
try{for(int i=1;;i++){
if(i1!=1&&i1!=2){
System.out.println("您的输入有误,请重新输入:");
System.out.println("您是否要租车(请输入序号):1.是 2.否");
i1=input.nextInt();
}else
break;
}
if(i1==1){
System.out.println("您可租车的类型及其价目表:");
for(String cars:car){
System.out.println(cars);
}
System.out.println("请输入您要租汽车的数量:");
int i2=input.nextInt();
for(int j=1;j<=i2;j++){
System.out.println("请输入您要租的第"+j+"辆车的序号:");
int i3=input.nextInt();
int pC=0;
int cC=0;
int price=0;
switch(i3){
case 1 :
case 2 :
case 4 :{
type=busRent.VehicleType(i3);
price=busRent.Price(i3);
pC=busRent.PassengerCapacity(i3);
}break;
case 3 :{
type=pickupRent.VehicleType(i3);
price=pickupRent.Price(i3);
pC=pickupRent.PassengerCapacity(i3);
cC=pickupRent.CargoCapacity(i3);
}break;
case 5:
case 6:{
type=truckRent.VehicleType(i3);
price=truckRent.Price(i3);
cC=truckRent.CargoCapacity(i3);
}break;
}
switch(i3){
case 1:typeP[0]=type;break;
case 2:typeP[1]=type;break;
case 3:typeP[2]=type;typeC[0]=type;break;
case 4:typeP[3]=type;break;
case 5:typeC[1]=type;break;
case 6:typeC[2]=type;break;
}
sumP=pC+sumP;
sumC=cC+sumC;
sumPrice=price+sumPrice;
}
System.out.println("请输入租车天数:");
int rentDays=input.nextInt();
System.out.println("您的账单:");
System.out.println("***可载人的车有:");
for(String types:typeP){
System.out.print(types+" ");
}
System.out.println(" 共载人:"+sumP+"人");
System.out.println("***可载货的车有:");
for(String types:typeC){
System.out.print(types+" ");
}
System.out.println(" 共载货:"+sumC+"吨");
System.out.println("租车总价格:"+rentDays*sumPrice+"元");
System.out.print("感谢使用!");
}else{System.out.println("感谢使用!欢迎再来使用!");
}
}catch(Exception e){
e.printStackTrace();
System.out.println("程序运行异常!请检查输入是否有误!");
}
}
}
运行结果:
欢迎使用嗒嗒租车系统:
您是否要租车(请输入序号):1.是 2.否
1
您可租车的类型及其价目表:
序号 租车名称 租金 容量
- 奥迪A4 500/天 载人:4人
- 马自达6 400/天 载人:4人
- 皮卡雪6 450/天 载人4人载货2吨
- 金龙 800/天 载人:20人
- 松花江 400/天 载货:4吨
- 依维柯 1000/天 载货:20吨
请输入您要租汽车的数量:
4
请输入您要租的第1辆车的序号:
1
请输入您要租的第2辆车的序号:
2
请输入您要租的第3辆车的序号:
3
请输入您要租的第4辆车的序号:
4
请输入租车天数:
3
您的账单:
可载人的车有:
奥迪A4 马自达6 皮卡雪6 金龙 共载人:32人
可载货的车有:
皮卡雪6 共载货:2.0吨
租车总价格:6450.0元
感谢使用!
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