这篇文章主要为大家展示了“java如何实现简单的汽车租赁系统”，内容简而易懂，条理清晰，希望能够帮助大家解决疑惑，下面让小编带领大家一起研究并学习一下“java如何实现简单的汽车租赁系统”这篇文章吧。
具体内容如下
欢迎进入xx汽车租赁公司
请输入用户名
请输入密码
（用户名默认是名字缩写，密码是123，将登陆模块封装到方法中去调用方法）
请输入您的操作
1）查看现在车库中的所有车辆信息
2）租赁汽车
3）往车库中添加汽车
4）修改汽车租赁价格信息
用switch去判断操作
类分析
代码：
package com.youjiuye.bms;public class CRMS { public static void main(String[] args) { Wellcome(); } public static void Wellcome(){ System.out.println("***********************************"); System.out.println("\t欢迎来到何老板图书馆 "); System.out.println("***********************************"); // 获取用户信息 Tool.inputInfo(); }}package com.youjiuye.bms;public class CRMSService { // 1、管理员添加车库中的车辆信息 public boolean addVehicel(MotoVehicel mo){ boolean bo = false; MotoVehicel[] ms = MotoVehicel.getMs(); if(ms.length > 0){ for (int i = 0; i < ms.length; i++) { if(ms[i] == null){ ms[i] = mo; bo = true; System.out.println("添加成功！"); break; } } } return bo; } // 2、用户租赁车辆 public void rent(Users u,MotoVehicel mo){ MotoVehicel[] ms = u.getUms(); for (int i = 0; i < ms.length; i++) { if(ms[i] == null){ ms[i] = mo; break; } } } // 4、用户查看自己租赁的车辆 public boolean browse(Users u){ boolean bo = false; MotoVehicel[] mo = u.getUms(); if(mo.length > 0){ for (int i = 0; i < mo.length; i++) { if(mo[i] != null){ System.out.println(mo[i].toString()); bo = true; } } } return bo; } // 5、管理员修改车辆的价格 public boolean update(String no,double price){ boolean bo = false; if(MotoVehicel.arrayExit()){ MotoVehicel[] ms = MotoVehicel.getMs(); for (int i = 0; i < ms.length; i++) { if(ms[i] != null && ms[i].getNo().equals(no)){ ms[i].setRentPrice(price); System.out.println("修改成功！"); System.out.println(ms[i]); bo = true; } } }else{ System.out.println("当前车库中还没有车辆"); } return bo; } // 6、用户结算租金 public double settleAccount(Users u,int days){ double price = 0; MotoVehicel[] mo = u.getUms(); if(mo.length > 0){ for (int i = 0; i < mo.length; i++) { if(mo[i] != null){ price += mo[i].getRentPrice() * days; } } } return price; } // 删除车库中的车辆 public void delete(MotoVehicel moo){ MotoVehicel[] mo = MotoVehicel.getMs(); if(mo.length > 0){ for (int i = 0; i < mo.length; i++) { if(mo[i] != null && mo[i].equals(moo)){ mo[i] = null; } } } } // 根据车牌号来判断车库中是否含有该车辆 public boolean judgeExitMotoVehicel(String no){ boolean bo = false; MotoVehicel[] ms = MotoVehicel.getMs(); if(ms.length >0){ for (int i = 0; i < ms.length; i++) { if(ms[i].getNo().equals(no)){ bo = true; break; } } } return bo; }}package com.youjiuye.bms;public class CRMSService { // 1、管理员添加车库中的车辆信息 public boolean addVehicel(MotoVehicel mo){ boolean bo = false; MotoVehicel[] ms = MotoVehicel.getMs(); if(ms.length > 0){ for (int i = 0; i < ms.length; i++) { if(ms[i] == null){ ms[i] = mo; bo = true; System.out.println("添加成功！"); break; } } } return bo; } // 2、用户租赁车辆 public void rent(Users u,MotoVehicel mo){ MotoVehicel[] ms = u.getUms(); for (int i = 0; i < ms.length; i++) { if(ms[i] == null){ ms[i] = mo; break; } } } // 4、用户查看自己租赁的车辆 public boolean browse(Users u){ boolean bo = false; MotoVehicel[] mo = u.getUms(); if(mo.length > 0){ for (int i = 0; i < mo.length; i++) { if(mo[i] != null){ System.out.println(mo[i].toString()); bo = true; } } } return bo; } // 5、管理员修改车辆的价格 public boolean update(String no,double price){ boolean bo = false; if(MotoVehicel.arrayExit()){ MotoVehicel[] ms = MotoVehicel.getMs(); for (int i = 0; i < ms.length; i++) { if(ms[i] != null && ms[i].getNo().equals(no)){ ms[i].setRentPrice(price); System.out.println("修改成功！"); System.out.println(ms[i]); bo = true; } } }else{ System.out.println("当前车库中还没有车辆"); } return bo; } // 6、用户结算租金 public double settleAccount(Users u,int days){ double price = 0; MotoVehicel[] mo = u.getUms(); if(mo.length > 0){ for (int i = 0; i < mo.length; i++) { if(mo[i] != null){ price += mo[i].getRentPrice() * days; } } } return price; } // 删除车库中的车辆 public void delete(MotoVehicel moo){ MotoVehicel[] mo = MotoVehicel.getMs(); if(mo.length > 0){ for (int i = 0; i < mo.length; i++) { if(mo[i] != null && mo[i].equals(moo)){ mo[i] = null; } } } } // 根据车牌号来判断车库中是否含有该车辆 public boolean judgeExitMotoVehicel(String no){ boolean bo = false; MotoVehicel[] ms = MotoVehicel.getMs(); if(ms.length >0){ for (int i = 0; i < ms.length; i++) { if(ms[i].getNo().equals(no)){ bo = true; break; } } } return bo; }}package com.youjiuye.bms;public class Users { private String identity; private String password; // 存放租赁的车辆信息 private MotoVehicel[] ums = new MotoVehicel[10]; public MotoVehicel[] getUms() { return ums; } public void setUms(MotoVehicel[] ums) { this.ums = ums; } public Users(){} public Users(String identity, String password) { super(); this.identity = identity; this.password = password; } public String getIdentity() { return identity; } public void setIdentity(String identity) { this.identity = identity; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } @Override public String toString() { return "Users [identity=" + identity + ", password=" + password + "]"; }}package com.youjiuye.bms;public abstract class MotoVehicel { private String no; private String brand; private String Color; private int mileage; private double rentPrice; private static MotoVehicel[] ms= new MotoVehicel[10]; public MotoVehicel(){} public MotoVehicel(String no, String brand, String color, int mileage, double rentPrice) { super(); this.no = no; this.brand = brand; Color = color; this.mileage = mileage; this.rentPrice = rentPrice; } public String getNo() { return no; } public void setNo(String no) { this.no = no; } public String getBrand() { return brand; } public void setBrand(String brand) { this.brand = brand; } public String getColor() { return Color; } public void setColor(String color) { Color = color; } public int getMileage() { return mileage; } public void setMileage(int mileage) { this.mileage = mileage; } public double getRentPrice() { return rentPrice; } public void setRentPrice(double rentPrice) { this.rentPrice = rentPrice; } // 获取车库数组 public static MotoVehicel[] getMs() { return ms; } // 租赁功能 public abstract double rent(int days); // 初始化车库数组 public static final void init(){ Car c1 = new Car("001", "bwm","蓝色",10000, 500,"x5"); ms[0] = c1; Bus b1 = new Bus("8567", "景龙", "绿色",2000, 800,16); ms[1] = b1; } // 判断当前车库是否有车存在 public static boolean arrayExit(){ boolean bo = false; if(ms.length > 0){ for (int i = 0; i < ms.length; i++) { if(ms[i] != null){ bo = true; } } }else{ bo = false; } return bo; } // 显示车库中现有的车辆 public static void show(){ System.out.println("当前车库的车："); if(arrayExit()){ for (int i = 0; i < ms.length; i++) { if(ms[i] != null){ System.out.println(ms[i]); } } }else{ System.out.println("当前车库中没有车辆"); } } }```javapackage com.youjiuye.bms;public class Bus extends MotoVehicel{ private int seatCount; public Bus(){} public Bus(String no, String brand, String color, int mileage, double rentPrice,int seatCount) { super(no, brand, color, mileage, rentPrice); this.seatCount = seatCount; } public int getSeatCount() { return seatCount; } public void setSeatCount(int seatCount) { this.seatCount = seatCount; } @Override public String toString() { return "Bus [ 车牌号："+ getNo()+"\t品牌："+getBrand()+"\t座位数："+getSeatCount()+"\t颜色："+ getColor()+"\t里程："+getMileage()+"\t日租价："+getRentPrice()+ "]"; } @Override public double rent(int days) { return days * getRentPrice(); } }package com.youjiuye.bms;public class Car extends MotoVehicel{ private String type; public Car(){} public Car(String no, String brand, String color, int mileage, double rentPrice,String type) { super(no, brand, color, mileage, rentPrice); this.type = type; } public String getType() { return type; } public void setType(String type) { this.type = type; } @Override public String toString() { return "Car [ 车牌号： "+ getNo()+"\t品牌："+getBrand()+"\t型号："+getType()+"\t颜色："+ getColor()+"\t里程："+getMileage()+"\t日租价："+getRentPrice()+ "]"; } @Override public double rent(int days) { return days * getRentPrice(); }}以上是“java如何实现简单的汽车租赁系统”这篇文章的所有内容，感谢各位的阅读！相信大家都有了一定的了解，希望分享的内容对大家有所帮助，如果还想学习更多知识，欢迎关注编程网行业资讯频道！
