package com.hanqi;public class Car{//品牌private String pinP;// 读public String getPinP() {return pinP;}//写public void setPinP(String pinP) {System.out.println("车的品牌设置为" + pinP);this.pinP = pinP;}//状态private String ZhuangT = "静止";public String getZhuangT() {return ZhuangT;}//油量private double youL = 0;public double getYouL() {return youL;}//油箱private double youX;public double getYouX() {return youX;}public void setYouX(double youX) {this.youX = youX;}//一次加满   方法的重载public void jiaYou(){System.out.println("一次加满");double yjyl = this.youX - this.youL;jiaYou(yjyl);}//加油public void jiaYou(double youl){//油箱容量大于0if (youX <= 0){System.out.println("忘装油箱了");return;}//加油量大于0else if (youl < 0){System.out.println("不要偷我的油");return;}//只有静止状态下才能加else if (!ZhuangT.equals("静止")){System.out.println("车熄火了再加油");return;}//不能超过油箱容量else if (this.youL + youl > this.youX){System.out.println("油箱已经加满了，不要再加了");double syyl = this.youL;this.youL = this.youX;System.out.println("这次加了" + (this.youX - syyl) + "升油");}//剩余油量不能小于0else{this.youL += youl;System.out.println("这次加了" + youl + "升油");}}public void faDong()//无参数也无返回值的方法
    {if (this.youL<=0){System.out.println("没油了，请先加油");}else if(!this.ZhuangT.equals("静止")){System.out.println("车已经发动了");}else{this.ZhuangT = "发动";System.out.println("车发动了");}}private double zongLC;public double getZongLC() {return zongLC;}//行驶public void xingS(double lic,double youh)//lic里程youh油耗
    {//车的状态是发动if(!this.ZhuangT.equals("发动")){System.out.println("请发动汽车");    }else{//行驶//double zyh = lic * youh / 100;double lc = this.youL * 100 / youh;if(lc<lic){System.out.println("最多行驶"+lc+"公里");this.zongLC +=lc;this.youL = 0;}else{System.out.println("行驶了"+ lic +"公里");this.zongLC += lic;this.youL -= lic * youh / 100;}this.ZhuangT = "静止";}//计算总油耗，判断是否没有油了
    }/*public Car(){System.out.println("调用了构造方法");}*///重载public Car(String pinP){System.out.println("实例化车的品牌为"+pinP);this.pinP=pinP;}public static void main(String[] args) {Car mycar = new Car("宝马");//默认构造方法//mycar.setPinP("宝马");mycar.xingS(100, 10);mycar.setYouX(40);mycar.jiaYou(20);System.out.println("车的品牌是"+mycar.pinP+",车的油量是" + mycar.getYouL() + "升，车的状态是" + mycar.getZhuangT());mycar.faDong();mycar.xingS(300, 10);mycar.jiaYou(10);System.out.println("车的油量是" + mycar.getYouL() + "升，车的状态是" + mycar.getZhuangT());mycar.jiaYou();System.out.println("车的油量是" + mycar.getYouL() + "升，车的状态是" + mycar.getZhuangT());}
}