Дополнительное задание

src/main/java/FormGenericArmoredCar.form

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+<?xml version="1.0" encoding="UTF-8"?>
+<form xmlns="http://www.intellij.com/uidesigner/form/" version="1" bind-to-class="FormGenericArmoredCar">
+  <grid id="27dc6" binding="mainPanel" custom-create="true" layout-manager="GridLayoutManager" row-count="2" column-count="2" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
+    <margin top="0" left="0" bottom="0" right="0"/>
+    <constraints>
+      <xy x="20" y="20" width="833" height="459"/>
+    </constraints>
+    <properties/>
+    <border type="none"/>
+    <children>
+      <component id="6837" class="javax.swing.JButton" binding="createButton">
+        <constraints>
+          <grid row="1" column="1" row-span="1" col-span="1" vsize-policy="0" hsize-policy="3" anchor="0" fill="1" indent="0" use-parent-layout="false"/>
+        </constraints>
+        <properties>
+          <text value="Создать объекты"/>
+        </properties>
+      </component>
+      <hspacer id="8e062">
+        <constraints>
+          <grid row="1" column="0" row-span="1" col-span="1" vsize-policy="1" hsize-policy="6" anchor="0" fill="1" indent="0" use-parent-layout="false"/>
+        </constraints>
+      </hspacer>
+      <vspacer id="31893">
+        <constraints>
+          <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="6" hsize-policy="1" anchor="0" fill="2" indent="0" use-parent-layout="false"/>
+        </constraints>
+      </vspacer>
+    </children>
+  </grid>
+</form>

src/main/java/FormGenericArmoredCar.java

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+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.util.Random;
+
+public class FormGenericArmoredCar extends JFrame{
+    private JButton createButton;
+    private JPanel mainPanel;
+    GenericEntityArmoredCar<EntityArmoredCar, IDrawingCaterpillar> genericEntityArmoredCar;
+    DrawingArmoredCar[] cars = new DrawingArmoredCar[3];
+
+    public FormGenericArmoredCar() {
+        super("Форма с новым объектом");
+
+        setBounds(100, 100, 1000, 700);
+        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+
+        fill();
+        createButton.addActionListener(new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                for (int i = 0; i < 3; i++) {
+                    cars[i] = genericEntityArmoredCar.getDrawingObject();
+                }
+                setData();
+
+
+            }
+        });
+        setContentPane(mainPanel);
+        setVisible(true);
+    }
+    private void fill() {
+        genericEntityArmoredCar = new GenericEntityArmoredCar<>(10);
+        for (int i = 0; i < 10; i++) {
+            Random r = new Random();
+            EntityArmoredCar armoredCar = new EntityArmoredCar(
+                    r.nextInt(1000, 2000),
+                    r.nextInt(1000, 2000),
+                    new Color(r.nextInt(256), r.nextInt(256), r.nextInt(256)));
+            IDrawingCaterpillar[] realisations = new IDrawingCaterpillar[]{
+                    new DrawingCaterpillar(armoredCar.getBodyColor()),
+                    new DrawingCrossCaterpillar(armoredCar.getBodyColor()),
+                    new DrawingDoubleCaterpillar(armoredCar.getBodyColor())};
+            IDrawingCaterpillar drawingCaterpillar = realisations[r.nextInt(3)];
+            genericEntityArmoredCar.Insert(armoredCar);
+            genericEntityArmoredCar.Insert(drawingCaterpillar);
+        }
+    }
+    private void setData()
+    {
+        int x = mainPanel.getWidth() / 4;
+        int y = mainPanel.getHeight() / 2;
+        for (DrawingArmoredCar armoredCar :
+                cars) {
+            armoredCar.SetPosition(x, y, mainPanel.getWidth(), mainPanel.getHeight());
+            x += 150;
+        }
+    }
+
+    private void DrawCars(Graphics2D g) {
+        for (DrawingArmoredCar armoredCar : cars) {
+            if (armoredCar == null)
+                return;
+            armoredCar.DrawTransport(g);
+        }
+    }
+    public static void main(String[] args) {
+        new FormGenericArmoredCar();
+    }
+
+    private void createUIComponents() {
+        mainPanel = new JPanel() {
+            @Override
+            public void paintComponent(Graphics g) {
+                super.paintComponent(g);
+                DrawCars((Graphics2D) g);
+                super.repaint();
+            }
+        };
+    }
+}

src/main/java/GenericEntityArmoredCar.java

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+import java.util.Random;
+
+public class GenericEntityArmoredCar<T extends EntityArmoredCar, U extends IDrawingCaterpillar> {
+    private T[] armoredCars;
+    private int carsCount = 0;
+    private U[] caterpillars;
+    private int caterpillarsCount = 0;
+
+    public GenericEntityArmoredCar(int numberObjects) {
+        this.armoredCars = (T[]) new EntityArmoredCar[numberObjects];
+        this.caterpillars = (U[]) new IDrawingCaterpillar[numberObjects];
+    }
+
+    public void Insert(T armoredCar)
+    {
+        if (carsCount >= armoredCars.length)
+            return;
+        armoredCars[carsCount++] = armoredCar;
+    }
+
+    public void Insert(U caterpillar)
+    {
+        if (caterpillarsCount >= caterpillars.length)
+            return;
+        caterpillars[caterpillarsCount++] = caterpillar;
+    }
+
+    public DrawingArmoredCar getDrawingObject() {
+        Random r = new Random();
+        EntityArmoredCar armoredCar = armoredCars[r.nextInt(carsCount)];
+        IDrawingCaterpillar caterpillar = caterpillars[r.nextInt(caterpillarsCount)];
+        DrawingArmoredCar o = new DrawingArmoredCar(armoredCar.getSpeed(), armoredCar.getWeight(), armoredCar.getBodyColor());
+        o.SetCaterpillar(caterpillar);
+        return o;
+    }
+}