package com.DiDi;
import java.util.Scanner;
public class Test {
public void Test() {
System.out.println("欢迎使用滴滴租车系统：");
System.out.println("您是否要租车：1 是 2否");
Scanner sc1=new Scanner(System.in);
int sc1a=sc1.nextInt();
switch (sc1a) {
case 1:{
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");
Vehicle[] vehicles= {new Car(1, "奥迪A4", 400, 4),
new Car(2, "马自达6", 400, 4),
new Pickup(3,"皮卡雪",450,4,2),
new Car(4, "金龙", 800, 20),
new Cargo(5,"松花江", 400,4),
new Cargo(6, "依维柯", 1000, 20)};
for(int i=0;i<vehicles.length;i++) {
//通过for遍历数组下标的方式输出所能租用的所有车辆的信息
System.out.println(vehicles[i]);
}
break;
}
case 2:{
System.out.println("*****感谢使用滴滴租车系统*****");
break;
}
default:{
System.out.println("*****您输入的信息有误*****");
break;
}
}
}
public static void main(String[] args) {
// TODO Auto-generated method stub
Test aTest=new Test();
aTest.Test();
}
}
package com.DiDi;
public abstract class Vehicle {
public static int id;
public static String name;
public static int price;
}
package com.DiDi;
public class Car extends Vehicle {
static int sumManned;
public Car(int id,String name,int price,int manned) {
Vehicle.id=id;
Vehicle.name=name;
Vehicle.price=price;
Car.sumManned=manned;
}
@Override
public String toString() {
return Vehicle.id+"\t"+name+"\t"+price+"\t"+sumManned;
}
}
package com.DiDi;
public class Pickup extends Vehicle {
static int sumCargo;
static int sumManned;
public Pickup(int id, String name, int price, int manned, int cargo) {
// TODO Auto-generated constructor stub
this.id=id;
this.name=name;
this.price=price;
this.sumManned=manned;
this.sumCargo=cargo;
}
@Override
public String toString() {
return Vehicle.id+"\t"+name+"\t"+price+"\t"+sumManned+"\t"+sumCargo;
}
}
package com.DiDi;
public class Cargo extends Vehicle {
static int sumCargo;
public Cargo(int id, String name, int price, int cargo) {
// TODO Auto-generated constructor stub
this.id=id;
this.name=name;
this.price=price;
this.sumCargo=cargo;
}
@Override
public String toString() {
return Vehicle.id+"\t"+name+"\t"+price+"\t"+sumCargo;
}
}如果输出内存的名称值是不同的，加上重写的toString之后遍历的时候输出值都是相同的，请问各位老哥为什么？
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