简易租车系统

[java]代码库

package 达达租车系统;
//主函数
import java.util.Scanner;
public class zc {
	/**
	 * @2016.11.8
	 * @Ziv
	 * @ 主函数，用于测试
	 */
	public static void main(String[] args) {
		//初始化各车型属性,多态，父类对象指向子类
		Car Aodi = new Aodi();
		Car Mazd = new Mazd();
		Car Pikax = new Pikax6();
		Car Jinlong = new Jinlong();
		Car Songhj = new Songhj();
		Car Yiwk = new Yiwk();
		
		System.out.println("======= 欢迎进入达达租车系统 =======");
		System.out.println("是否进行租车：0.是  1.否");
		Scanner sc1 = new Scanner(System.in);
		int flag = sc1.nextInt();
		if(flag == 1)
		{
			System.out.println("欢迎下次再来！");
			return;
		}
		else
		{
			System.out.println("请根据需要选择以下车型：");
			System.out.println("序号\t汽车名称\t\t租金\t\t容量");
			System.out.println("1.\t"+Aodi.getName()+"\t\t"+Aodi.getPrice()
					+"元/每天\t载人："+Aodi.getHum()+"人");//\t跳至下一制表符
			System.out.println("2.\t"+Mazd.getName()+"\t\t"+Mazd.getPrice()
					+"元/每天\t载人："+Mazd.getHum()+"人");
			System.out.println("3.\t"+Jinlong.getName()+"\t\t"+Jinlong.getPrice()
					+"元/每天\t载人："+Jinlong.getHum()+"人");
			System.out.println("4.\t"+Songhj.getName()+"\t\t"+Songhj.getPrice()
					+"元/每天\t载货："+Songhj.getCapa()+"吨");
			System.out.println("5.\t"+Yiwk.getName()+"\t\t"+Yiwk.getPrice()
					+"元/每天\t载货："+Yiwk.getCapa()+"吨");
			System.out.println("6.\t"+Pikax.getName()+"\t\t"+Pikax.getPrice()
					+"元/每天\t载货："+Pikax.getHum()+"人"+Pikax.getCapa()+"吨");
			
			System.out.println("=======请输入您要租的数量=======");
			Scanner sc2 = new Scanner(System.in);
			int num = sc2.nextInt();
			double TotalPrice = 0;//总价格
			int Totalcapa = 0;//总载货量
			double Totalhum = 0;//总载人量
			String[] a = new String[6];
			for(int i = 1;i <= num;i ++)
			{
				Scanner sc3 = new Scanner(System.in);
				int order = sc3.nextInt();
				switch(order)
				{
					case 1:
						TotalPrice += Aodi.getPrice();
						Totalhum +=Aodi.getHum();
						a[0] = Aodi.getName();
						break;
					case 2:
						TotalPrice += Mazd.getPrice();
						Totalhum +=Mazd.getHum();
						a[1] = Mazd.getName();
						break;
					case 3:
						TotalPrice += Jinlong.getPrice();
						Totalhum += Jinlong.getHum();
						a[2] = Jinlong.getName();
						break;
					case 4:
						TotalPrice += Songhj.getPrice();
						Totalcapa +=Songhj.getCapa();
						a[3] = Songhj.getName();
						break;
					case 5:
						TotalPrice += Yiwk.getPrice();
						Totalcapa +=Yiwk.getCapa();
						a[4] = Yiwk.getName();
						break;
					case 6:
						TotalPrice += Pikax.getPrice();
						Totalhum +=Pikax.getHum();
						Totalcapa += Pikax.getCapa();
						a[5] = Pikax.getName();
						break;
				}
	
			}
			
			System.out.println("=======输入你要租的天数=======");
			Scanner sc4 = new Scanner(System.in);
			int n = sc4.nextInt();
			TotalPrice *= n;
			
			System.out.println("**********您的账单***********");
			StringBuilder builder = new StringBuilder();
			for(int i = 0; i < a.length;i++){
				if(a[i] != null && (i < 3||i == 5)){ //编号为0,1,2,6的车可以载人
					builder.append(a[i]+"\t");
				}
			}
			if(builder.length()!=0)
			{
				System.out.println("可载人的车有：");
				System.out.println(builder+"\n共载人："+Totalhum+"人\n");
			}
			StringBuilder builder2 = new StringBuilder();
			for(int i = 0;i<a.length;i++){
				if(a[i] != null && i>3){//编号为3,4,5的车可以载货
					builder2.append(a[i]+"\t");
				}
			}
			if(builder2.length()!=0){
				System.out.println("可载货的车有：");
				System.out.println(builder2+"\n共载货："+Totalcapa+"吨\n");
				
			}
			System.out.println("租车的总价格为："+TotalPrice+"元");
		}
		
		
		
	}

}

[代码运行效果截图]

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