Java模拟物流快递系统程序设计（此题仅仅实现类的继承与多态，后续增加接口部分）

/*** * @author * 交通工具抽象类*/publicabstractclassVehicle {
privateStringnumber;
privateStringmodel;
privateStringadmin;
//构造方法publicVehicle() {
    }
publicVehicle(Stringnumber, Stringmodel, Stringadmin) {
super();
this.number=number;
this.model=model;
this.admin=admin;
    }
//送货方法publicabstractvoidvehicle();
//生成getter和setter方法publicStringgetNumber() {
returnnumber;
    }
publicvoidsetNumber(Stringnumber) {
this.number=number;
    }
publicStringgetModel() {
returnmodel;
    }
publicvoidsetModel(Stringmodel) {
this.model=model;
    }
publicStringgetAdmin() {
returnadmin;
    }
publicvoidsetAdmin(Stringadmin) {
this.admin=admin;
    }
}

/*** * @author * 专用交通工具子类*/publicclassAVehicleextendsVehicle{
//构造方法publicAVehicle() {
super();
    }
publicAVehicle(Stringnumber, Stringmodel, Stringadmin) {
super(number, model, admin);
    }
//重写送货方法@Overridepublicvoidvehicle(){
System.out.println("货物正在运送中......");
    }
}

/*** * @author * 快递任务类*/publicclassExpressTask {
doubleweight; //货物重量Stringnumber;//快递单号//生成构造方法publicExpressTask() {  
    }
publicExpressTask(doubleweight, Stringnumber) {
super();
this.weight=weight;
this.number=number;
    }
//运送前方法publicvoidbefore() {
System.out.println("订单开始处理...");
System.out.println("仓库验货中...");
System.out.println("货物重量："+this.weight+"kg");
System.out.println("货物检验完毕...");
System.out.println("货物填装完毕...");
System.out.println("正在随机分配运货人...");
System.out.println("运货人已通知...");
System.out.println("快递单号："+this.number);
    }
//实例化交通工具AVehicletool=newAVehicle("001","宾利","老马");
//运送中方法publicvoidsending() {
System.out.println("运货人："+tool.getAdmin()+"\n"+"车辆型号："+tool.getModel()+"\n"+"车辆编号："+tool.getNumber());
tool.vehicle();
    }
//运送后方法publicvoidlater() {
System.out.println("货物运送结束...");
System.out.println("运货人"+tool.getAdmin()
+"所驾驶的编号为"+tool.getNumber()
+"的型号为"+tool.getModel()
+"的车已归还");
    }
}

/*** * @author * 快递测试类*/publicclasstest {
publicstaticvoidmain(String[] args) {
Scannerscanner=newScanner(System.in);
//创建快递任务ExpressTaskexpress=newExpressTask();
System.out.println("正在创建快递任务...");
System.out.println("请输入快递重量(kg):");
express.weight=scanner.nextDouble();
System.out.println("请输入快递单号:");
express.number=scanner.next();
System.out.println("订单创建成功...");
//调用送货前express.before();
System.out.println("=============================");
//调用送货中express.sending();
System.out.println("=============================");
//调用送货后express.later();
    }
}