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package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public class Wolf extends Canine{
    @Override
    public void makeNoise() {
        System.out.println("The wolf howls");
    }

    @Override
    public void eat() {
        System.out.println("The wolf is eating " + Food.MEAT);
    }

    //We can override a method from a superclass and at the same time call it like this
    public void roam()
    {
        super.roam();
        System.out.println(", and now that it is a wolf it is very dangerous for its prey");
    }

}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public class Vet {

    public void giveShot(Animal a)
    {
        System.out.println("The vet is giving a shot to " + a.getClass().getSimpleName());

        //The animal reacts to the shot
        a.makeNoise();
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public class Tiger extends Feline{

    @Override
    public void makeNoise() {
        System.out.println("The tiger is growling");
    }

    @Override
    public void eat() {
        System.out.println("The tiger is eating" + Food.MEAT);
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 09/10/2016.
 */
public class Lion extends Feline{

    //Lion methods
    @Override
    public void makeNoise() {
        System.out.println("The lion is growling");
    }

    @Override
    public void eat() {
        System.out.println("The lion is eating " + Food.MEAT);
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public class Hippo extends Animal{

    @Override
    public void makeNoise() {
        System.out.println("The hippo snarls");
    }

    @Override
    public void eat() {
        System.out.println("The hippo is eating " + Food.GRASS);
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 09/10/2016.
 */
public enum Food {
    MEAT,
    GRASS
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 09/10/2016.
 */
public abstract class Feline extends Animal{

    //common Feline methods
    public void roam() {
        System.out.println("The Felines avoid each other");
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public class Dog extends Canine{

    @Override
    public void makeNoise() {
        System.out.println("The dog barks");
    }

    @Override
    public void eat() {
        System.out.println("The dog is eating " + Food.GRASS);
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public class Cat extends Feline{
    @Override
    public void makeNoise() {
        System.out.println("The cat meows");
    }

    @Override
    public void eat() {
        System.out.println("The cat eats " + Food.GRASS);
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public abstract class Canine extends Animal{

    public void roam()
    {
        System.out.println("The Canines move in packs");
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 10/10/2016.
 */
public class App2 {

    public static void main(String[] args) {

        //Separator
        System.out.println("Inheritance in action");
        System.out.println("------------------------------------------------------");
        Animal w = new Wolf();
        w.makeNoise();  //method is called from Wolf class
        w.roam();       //method is called from Canine class
        w.eat();        //method is called from Wolf class
        w.sleep();      //method is called from Animal class

        System.out.println();

        //Separator
        System.out.println("Polymorphism in action");
        System.out.println("------------------------------------------------------");

        //Now let's create an array of animals to see polymorphism in action
        Animal[] animals = new Animal[5];
        animals[0] = new Dog();
        animals[1] = new Cat();
        animals[2] = new Wolf();    //remember that Wolf has its own roam method
        animals[3] = new Hippo();
        animals[4] = new Lion();

        for (int i = 0; i < animals.length; i++)
        {
            animals[i].eat();
            animals[i].roam();
        }

        System.out.println();

        //Separator
        System.out.println("Polymorphic arguments");
        System.out.println("------------------------------------------------------");

        //We can have polymorphic arguments
        Vet newVet = new Vet();
        newVet.giveShot(w);
    }
}

package com.skiabox.java_apps2;

/**
 * Created by administrator on 09/10/2016.
 */
public abstract class Animal {

    private String picture;
    private Food food;
    private int hunger;

    private int[][] boundaries;
    private int locationX;
    private int locationY;

    //getters and setters
    public String getPicture() {
        return picture;
    }

    public void setPicture(String picture) {
        this.picture = picture;
    }

    public Food getFood() {
        return food;
    }

    public void setFood(Food food) {
        this.food = food;
    }

    public int getHunger() {
        return hunger;
    }

    public void setHunger(int hunger) {
        this.hunger = hunger;
    }

    public int[][] getBoundaries() {
        return boundaries;
    }

    public void setBoundaries(int[][] boundaries) {
        this.boundaries = boundaries;
    }

    public int getLocationX() {
        return locationX;
    }

    public void setLocationX(int locationX) {
        this.locationX = locationX;
    }

    public int getLocationY() {
        return locationY;
    }

    public void setLocationY(int locationY) {
        this.locationY = locationY;
    }

    //common methods
    public void sleep()
    {
        System.out.println("The animal sleeps");
    }

    //methods that must be implemented below the hierarchy
    public void roam()
    {
        System.out.println("The animal is roaming");
    }

    public abstract void makeNoise();
    public abstract void eat();
}