大神幫忙看看還有什么需要改進，thanks
package?com.dadazuche2;
public?class?Car?{
int?id;
String?carName;
float?pay;
????int?setNum;
????int?loadNum;
????static?String?lieXing;
public?Car(int?id,String?carName,String?lieXing,int?setNum,int?loadNum,float?pay){
this.id=id;
this.carName=carName;
this.pay=pay;
this.setNum=setNum;
this.loadNum=loadNum;
}
public?Car(int?id2,?String?carName2,?int?setNum2,?int?loadNum2,?float?pay2)?{
//?TODO?Auto-generated?constructor?stub
}
public?int?getId()?{
return?id;
}
public?void?setId(int?id)?{
this.id?=?id;
}
public?String?getCarName()?{
return?carName;
}
public?void?setCarName(String?carName)?{
this.carName?=?carName;
}
public?float?getPay()?{
return?pay;
}
public?void?setPay(float?pay)?{
this.pay?=?pay;
}
public?int?getSetNum()?{
return?setNum;
}
public?void?setSetNum(int?setNum)?{
this.setNum?=?setNum;
}
public?int?getLoadNum()?{
return?loadNum;
}
public?void?setLoadNum(int?loadNum)?{
this.loadNum?=?loadNum;
}
public?void?infoshow()?{
}
}package com.dadazuche2;
public class KeChe extends Car {
public final String leiXing="客車";
public KeChe(int id, String carName, String lieXing,int setNum,int loadNum, float pay) {
super(id, carName, lieXing,setNum,loadNum, pay);
}
public void infoshow() {
System.out.println(id+"\t\t"+carName+"\t\t"+leiXing+"\t\t"+setNum+"人"+"\t\t\t\t"+pay+"元/天");
}
}
package com.dadazuche2;
public class HuoChe extends Car {
public final String leiXing="貨車";
public HuoChe(int id, String carName, String lieXing,int setNum, int loadNum, float pay) {
super(id, carName,lieXing,setNum, loadNum, pay);
}
public void infoshow() {
System.out.println(id+"\t\t"+carName+"\t\t"+leiXing+"\t\t"+loadNum+"噸"+"\t\t\t\t"+pay+"元/天");
}
}
package com.dadazuche2;
public class PkChe extends Car {
public final String leiXing="皮卡";
public PkChe(int id, String carName, String lieXing, int setNum, int loadNum, float pay) {
super(id, carName,lieXing, setNum, loadNum, pay);
}
public void infoshow() {
System.out.println(id+"\t\t"+carName+"\t\t"+leiXing+"\t\t"+loadNum+"噸"+"\t\t"+setNum+"人"+"\t\t"+pay+"元/天");
}
}
package com.dadazuche2;
import java.util.Scanner;
public class Inner {
private static Scanner input;
public static void main(String[] args) {
float sum=0;
Car[] car={new KeChe(1,"奧迪A6","客車",5,0,200),new KeChe(2,"保時捷A6L","客車",5,0,200),
new HuoChe(3,"依維柯","貨車",0,10,400),new PkChe(4,"金龍","皮卡",8,3,400)};
input = new Scanner(System.in);
System.out.println("***************歡迎來到dada租車系統(tǒng)***************");
System.out.println("是否真的租車？是1否0 請輸入：");
int userIn=input.nextInt();
if(userIn==1){
System.out.println("租車信息列表如下：");
System.out.println("車牌號："+"\t\t"+"車名字："+"\t\t"+"車型："+"\t\t"+"載貨量(座位數(shù))："+"\t\t\t"+"價錢：");
for(int i=0;i<car.length;i++){
car[i].infoshow();
}
System.out.println("請輸入車輛數(shù)");
? ? ? ? int carNum=input.nextInt();
int[] carId=new int[100];
? ? ? ? System.out.println("請輸入車號");
? ? ? ? for(int i=0;i<car.length;i++){
? ? ? ? carId[i]=input.nextInt();
? ? ? ? }
? ? ? ? System.out.println("請輸入使用天數(shù)");
? ? ? ? int day=input.nextInt();
? ? ? ? System.out.println("您的訂單信息如下：");
? ? ? ? System.out.println("車牌號："+"\t\t"+"車名字："+"\t\t"+"車型："+"\t\t"+"載貨量(座位數(shù))："+"\t\t\t"+"價錢：");
? ? ? ? for(int i=0;i<car.length;i++){
? ? ? ? for(int j=0;j<car.length;j++){
? ? ? ? if(car[j].getId()==carId[i]){
? ? ? ? car[j].infoshow();
? ? ? ? sum= sum+car[j].getPay();
? ? ? ? }
? ? ? ?
? ? ? ?
? ? ? ? }
? ? ? ? }
? ? ? ? System.out.println(sum);
? ? ? ? System.out.println("用車輛數(shù)"+carNum+"用車天數(shù)"+day);
? ? ? ? System.out.println("總費用："+sum*day);
? }else{
? ? System.out.println("歡迎下次光臨dada租車系統(tǒng)！");
?
}
}
}
2015-12-13
System.out.println("請輸入車號");
? ? ? ? for(int i=0;i<car.length;i++)
這里的i<car.length，是不是應(yīng)該改為i<carNum更好些呢？
用戶輸入車輛數(shù)之后，選擇車號的數(shù)量應(yīng)該和車輛數(shù)一致吧