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  1. class Protected {
  2.     public static void main(String[] args) throws CloneNotSupportedException {
  3.  
  4.         Car myCar1 = new Car(12,125);
  5.         System.out.println(myCar1);
  6.  
  7.         // int i = myCar1.speedMax;
  8.     }
  9. }
  10.  
  11. class Car implements Cloneable{
  12.     protected int speedMax = 100;
  13.     private long id;
  14.  
  15.  
  16.     public Car(long id, int speedMax) {
  17.         this.id = id;
  18.         this.speedMax = speedMax;
  19.     }
  20.  
  21.     public Car() {
  22.  
  23.     }
  24.  
  25.     @Override
  26.     public int hashCode() {
  27.         int result = (int) (id ^ (id >>> 32));
  28.         result = 31 * result + speedMax;
  29.         return result;
  30.     }
  31.  
  32.     @Override
  33.     public boolean equals(Object o)  {
  34.         if(this == o) return true;
  35.         if(o == null || getClass() != o.getClass()) return false;
  36.         Car car = (Car) o;
  37.         if(id != car.id) return false;
  38.         return true;
  39.     }
  40.     public int getSpeedMax() {
  41.         return speedMax;
  42.     }
  43.  
  44.     @Override
  45.     public String toString() {
  46.         return "My name is car." + "speedMax = " + speedMax + "id = " + id;
  47.     }
  48.  
  49.     public Car getNewCar() {
  50.         return new Car();
  51.     }
  52.  
  53.     protected void move() {
  54.         System.out.println("Car move.");
  55.     }
  56.  
  57.     @Override
  58.     public Object clone() throws CloneNotSupportedException {
  59.         return super.clone();
  60.     }
  61. }
  62.  
  63. class Truck extends Car {
  64.     @Override
  65.      protected void move() {
  66.         System.out.println("Truck move.");
  67.     }
  68. }
  69.  
  70. class SportCar extends Car {
  71.     protected int speedMax = 300;
  72.  
  73.     public SportCar(long id, int speedMax) {
  74.         super(id, speedMax);
  75.     }
  76.  
  77.     public SportCar() {
  78.  
  79.     }
  80.  
  81.     public int getSpeedMax() {
  82.         return speedMax;
  83.     }
  84.  
  85.     @Override
  86.     public String toString() {
  87.         return super.toString() + "Sport car.";
  88.     }
  89.  
  90.     public void testSuper() {
  91.         System.out.println(super.speedMax);
  92.         System.out.println(this.speedMax);
  93.     }
  94.  
  95.     @Override
  96.     public SportCar getNewCar() {
  97.         return new SportCar();
  98.     }
  99.  
  100.     @Override
  101.     public void move() {
  102.         System.out.println("Sport car move.");
  103.     }
  104. }
Success #stdin #stdout 0.04s 711168KB
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truck
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My name is car.speedMax = 125id = 12
https://ideone.com/XVDx1B
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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