.gitignore

@@ -0,0 +1,40 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+.kotlin
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+/.idea
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

README.md

@@ -1 +0,0 @@
-Примеры выполнения заданий 

pom.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.example</groupId>
+    <artifactId>PW2</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+</project>

src/main/java/Zoo.java

@@ -0,0 +1,96 @@
+import animals.Animal;
+import animals.Swim;
+import animals.Bear;
+import animals.Fish;
+import animals.Kotik;
+import animals.Deer;
+import animals.Duck;
+import animals.Sheep;
+import employee.Worker;
+import food.Grass;
+import food.Meat;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Zoo {
+
+    private static final List<Animal> allAnimals = new ArrayList<>();
+
+    public static void main(String[] args) {
+
+        System.out.println("Зоопарк: ");
+
+        Bear bear1 = new Bear("Миша");
+        Kotik kotik1 = new Kotik("Мурка");
+        Fish fish1 = new Fish("Олег");
+        Deer deer1 = new Deer("Бемби");
+        Duck duck1 = new Duck("Кряква");
+        Sheep sheep1 = new Sheep("Долли");
+
+        allAnimals.add(bear1);
+        allAnimals.add(kotik1);
+        allAnimals.add(fish1);
+        allAnimals.add(deer1);
+        allAnimals.add(duck1);
+        allAnimals.add(sheep1);
+
+        Worker worker1 = new Worker("Алина");
+        Worker worker2 = new Worker("Сергей");
+
+        Grass grass = new Grass();
+        Meat meat = new Meat();
+
+        kotik1.run();
+        bear1.run();
+        duck1.fly();
+        fish1.swim();
+
+        worker1.feed(bear1, grass);
+        worker1.feed(kotik1, meat);
+        worker1.feed(fish1, meat);
+        worker2.feed(deer1, grass);
+        worker2.feed(duck1, grass);
+        worker2.feed(sheep1, meat);
+
+        Duck duck2 = new Duck();
+        Worker worker3 = new Worker();
+        System.out.println("Кормим уток. Начальная сытость = " + duck2.getSatiety() + ".");
+        worker3.feed(duck2, grass);
+        System.out.println("Конечная сытость = " + duck2.getSatiety() + ".");
+
+        worker1.getVoice(bear1);
+        worker1.getVoice(kotik1);
+
+        Swim[] pond = createPond();
+
+        if (pond.length > 0){
+
+            System.out.println("Пруд: ");
+
+            for (Swim swimmer : pond) {
+                if (swimmer instanceof Animal) {
+                    Animal animal = (Animal) swimmer;
+                    if (animal.getName() != null) {
+                        swimmer.swim();
+                    }
+                }
+            }
+        }
+        else {
+            System.out.println("В пруду никого нет.");
+        }
+    }
+
+    public static Swim[] createPond(){
+        List<Animal> pondList = new ArrayList<>();
+
+        for (Animal animal : allAnimals) {
+            if (animal instanceof Swim) {
+                pondList.add(animal);
+            }
+        }
+
+        return pondList.toArray(new Swim[0]);
+    }
+}

src/main/java/animals/Animal.java

@@ -0,0 +1,34 @@
+package animals;
+
+import food.Food;
+
+public abstract class Animal {
+    private String name;
+    int satiety;
+
+    public String getName(){
+        return this.name;
+    }
+
+    public void setName(String name){
+        this.name = name;
+    }
+
+    public int getSatiety(){
+        return this.satiety;
+    }
+
+    public void setSatiety(int satiety){
+        this.satiety = satiety;
+    }
+
+    public abstract void eat(Food food);
+
+    public Animal() {
+    }
+
+    public Animal(String name) {
+        this.name = name;
+        this.satiety = 2;
+    }
+}

src/main/java/animals/Bear.java

@@ -0,0 +1,28 @@
+package animals;
+
+public class Bear extends Carnivorous implements Run, Voice {
+
+    public Bear(String name) {
+        super(name);
+        this.setSatiety(2);
+    }
+
+    public Bear(){
+        this.setSatiety(2);
+    }
+
+    @Override
+    public void run() {
+        if (this.getName() != null){
+            System.out.println("Медведь " + this.getName() + " бегает.");
+        }
+        else {
+            System.out.println("Медведь + бегает.");
+        }
+    }
+
+    @Override
+    public String getVoice() {
+        return "гррр";
+    }
+}

src/main/java/animals/Carnivorous.java

@@ -0,0 +1,25 @@
+package animals;
+import food.Food;
+import food.Meat;
+
+public abstract class Carnivorous extends Animal{
+
+    public Carnivorous() {}
+
+    public Carnivorous(String name) {
+        super(name);
+    }
+
+    @Override
+    public void eat(Food food) {
+        int satiety = this.getSatiety();
+        if (food instanceof Meat) {
+            satiety += food.getEnergy();
+            this.setSatiety(satiety);
+            System.out.println("Животное ест.");
+        }
+        else {
+            System.out.println("Не получилось. Это животное ест только мясо.");
+        }
+    }
+}

src/main/java/animals/Deer.java

@@ -0,0 +1,23 @@
+package animals;
+
+public class Deer extends Herbivore implements Run {
+
+    public Deer(String name) {
+        super(name);
+        this.setSatiety(2);
+    }
+
+    public Deer(){
+        this.setSatiety(2);}
+
+    @Override
+    public void run() {
+        if (this.getName() != null){
+            System.out.println("Олень " + this.getName() + " бегает.");
+        }
+        else {
+            System.out.println("Олень бегает.");
+        }
+    }
+
+}

src/main/java/animals/Duck.java

@@ -0,0 +1,47 @@
+package animals;
+
+public class Duck extends Herbivore implements Run, Swim, Fly, Voice {
+
+    public Duck(String name) {
+        super(name);
+        this.setSatiety(2);
+    }
+
+    public Duck(){
+        this.setSatiety(2);}
+
+    @Override
+    public void run() {
+        if (this.getName() != null){
+            System.out.println("Утка " + this.getName() + " бегает.");
+        }
+        else {
+            System.out.println("Утка бегает.");
+        }
+    }
+
+    @Override
+    public void swim() {
+        if (this.getName() != null){
+            System.out.println("Утка " + this.getName() + " плавает.");
+        }
+        else {
+            System.out.println("Утка плаваеет.");
+        }
+    }
+
+    @Override
+    public void fly() {
+        if (this.getName() != null){
+            System.out.println("Утка " + this.getName() + " летает.");
+        }
+        else {
+            System.out.println("Утка летает.");
+        }
+    }
+
+    @Override
+    public String getVoice(){
+        return "кря";
+    }
+}

src/main/java/animals/Fish.java

@@ -0,0 +1,22 @@
+package animals;
+
+public class Fish extends Carnivorous implements Swim {
+
+    public Fish(String name) {
+        super(name);
+        this.setSatiety(2);
+    }
+
+    public Fish (){
+        this.setSatiety(2);}
+
+    @Override
+    public void swim() {
+        if (this.getName() != null){
+            System.out.println("Рыба " + this.getName() + " плавает.");
+        }
+        else {
+            System.out.println("Рыба плавает.");
+        }
+    }
+}

src/main/java/animals/Fly.java

@@ -0,0 +1,5 @@
+package animals;
+
+public interface Fly {
+    void fly();
+}

src/main/java/animals/Herbivore.java

@@ -0,0 +1,25 @@
+package animals;
+import food.Food;
+import food.Grass;
+
+public abstract class Herbivore extends Animal{
+
+    public Herbivore() {}
+
+    public Herbivore(String name) {
+        super(name);
+    }
+
+    @Override
+    public void eat(Food food) {
+        int satiety = this.getSatiety();
+        if (food instanceof Grass) {
+            satiety += food.getEnergy();
+            this.setSatiety(satiety);
+            System.out.println("Животное ест.");
+        }
+        else {
+            System.out.println("Не получилось. Это животное ест только траву.");
+        }
+    }
+}

src/main/java/animals/Kotik.java

@@ -0,0 +1,27 @@
+package animals;
+
+public class Kotik extends Carnivorous implements Run, Voice {
+
+    public Kotik(String name) {
+        super(name);
+        this.setSatiety(2);
+    }
+
+    public Kotik(){
+        this.setSatiety(2);}
+
+    @Override
+    public void run() {
+        if (this.getName() != null){
+            System.out.println("Котик " + this.getName() + " бегает.");
+        }
+        else {
+            System.out.println("Котик бегает.");
+        }
+    }
+
+    @Override
+    public String getVoice(){
+        return "мяу";
+    }
+}

src/main/java/animals/Run.java

@@ -0,0 +1,5 @@
+package animals;
+
+public interface Run {
+    void run();
+}

src/main/java/animals/Sheep.java

@@ -0,0 +1,27 @@
+package animals;
+
+public class Sheep extends Herbivore implements Run, Voice {
+
+    public Sheep(String name) {
+        super(name);
+        this.setSatiety(2);
+    }
+
+    public Sheep (){
+        this.setSatiety(2);}
+
+    @Override
+    public void run() {
+        if (this.getName() != null){
+            System.out.println("Овечка " + this.getName() + " бегает.");
+        }
+        else {
+            System.out.println("Овечка бегает.");
+        }
+    }
+
+    @Override
+    public String getVoice(){
+        return "бее";
+    }
+}

src/main/java/animals/Swim.java

@@ -0,0 +1,5 @@
+package animals;
+
+public interface Swim {
+    void swim();
+}

src/main/java/animals/Voice.java

@@ -0,0 +1,5 @@
+package animals;
+
+public interface Voice {
+    String getVoice();
+}

src/main/java/employee/Worker.java

@@ -0,0 +1,56 @@
+package employee;
+
+import animals.Animal;
+import animals.Voice;
+import food.Food;
+import food.Grass;
+import food.Meat;
+
+public class Worker {
+    private String Name;
+
+    public void setName(String name) {
+        Name = name;
+    }
+
+    public String getName() {
+        return Name;
+    }
+
+    public void feed(Animal animal, Food food){
+        String type = "";
+
+        if (food instanceof Grass) type = " травой. ";
+        if (food instanceof Meat) type = " мясом. ";
+
+        if (this.Name != null && animal.getName() != null) {
+            System.out.println(this.getName() + " кормит животное " + animal.getName() + type);
+            animal.eat(food);
+        }
+        else{
+            animal.eat(food);
+        }
+    }
+
+
+    public void getVoice(Voice voiceAnimal) {
+        if (voiceAnimal instanceof Animal) {
+            Animal animal = (Animal) voiceAnimal;
+            if (animal.getName() != null && this.Name != null) {
+                System.out.println(this.getName() + " говорит с животным: " + animal.getName()
+                        + ". Животное отвечает - " + voiceAnimal.getVoice() + ".");
+            }
+            else {
+                System.out.println(this.getName() + " пытается говорить с животным: " + animal.getName() + ". Это животное не умеет издавать звук.");
+            }
+        }
+    }
+
+
+
+    public Worker(){}
+
+    public Worker(String name){
+        setName(name);
+    }
+}

src/main/java/food/Food.java

@@ -0,0 +1,5 @@
+package food;
+
+public abstract class Food {
+    public abstract int getEnergy();
+}

src/main/java/food/Grass.java

@@ -0,0 +1,9 @@
+package food;
+
+public class Grass extends Food{
+
+    @Override
+    public int getEnergy() {
+        return 1;
+    }
+}

src/main/java/food/Meat.java

@@ -0,0 +1,9 @@
+package food;
+
+public class Meat extends Food{
+
+    @Override
+    public int getEnergy() {
+        return 2;
+    }
+}