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Enterprise-Java-Development-1.08_Ivan_Hernandez/Enterprise-Java-Development-1.08_Ivan_Hernandez.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/Car.java

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+abstract class Car {
+    public String vinNumber;
+
+    public String make;
+    public String model;
+    public int mileage;
+
+    public String getInfo() {
+        return vinNumber + ", " + make + ", " + model + ", " + mileage + "\n";
+    }
+}

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/IntArrayList.java

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+public class IntArrayList implements IntList {
+    private int[] array;
+    private int size;
+
+    public IntArrayList() {
+        this.array = new int[10];
+        this.size = 0;
+    }
+
+    public void add(int number) {
+        if (size == array.length) {
+            int[] newArray = new int[array.length + array.length / 2];
+            System.arraycopy(array, 0, newArray, 0, size);
+            array = newArray;
+        }
+        array[size++] = number;
+    }
+
+    public int get(int id) {
+        if (id < 0 || id >= size) {
+            throw new IndexOutOfBoundsException("Index out of bounds: " + id);
+        }
+        return array[id];
+    }
+}

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/IntList.java

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+public interface IntList {
+    void add(int number);
+    int get(int id);
+}
+

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/Main.java

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+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+public class Main {
+    public static void main(String[] args) {
+        BigDecimal number = new BigDecimal(1.57268278278672647627647267);
+        System.out.println(roundToNearestHundredth(number));
+        System.out.println(invertAndRound(number));
+    }
+
+    public static double roundToNearestHundredth(BigDecimal number) {
+        return (number.setScale(2, RoundingMode.HALF_UP)).doubleValue();
+    }
+
+    public static BigDecimal invertAndRound(BigDecimal number) {
+        return (number.setScale(1, RoundingMode.HALF_UP)).negate();
+    }
+}
+
+
+

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/Movie.java

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+public class Movie extends Video{
+    private double rating;
+}
+

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/Sedan.java

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+public class Sedan extends Car {
+}

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/Truck.java

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+public class Truck extends Car{
+    private double towingCapacity;
+}

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/TvSeries.java

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+public class TvSeries extends Video{
+    private int episodes;
+}

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/UtilityVehicle.java

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+public class UtilityVehicle extends Car{
+    private boolean fourWheelDrive;
+
+}

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/Video.java

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+abstract class Video {
+    public String title;
+    public int duration;
+    public String getInfo(){
+        return title+", "+duration;
+    };
+
+}

Enterprise-Java-Development-1.08_Ivan_Hernandez/src/intVector.java

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+public class intVector implements IntList {
+    private int[] array;
+    private int size;
+
+    public intVector() {
+        this.array = new int[20];
+        this.size = 0;
+    }
+
+    public void add(int number) {
+        if (size == array.length) {
+            int[] newArray = new int[array.length * 2];
+            System.arraycopy(array, 0, newArray, 0, size);
+            array = newArray;
+        }
+        array[size++] = number;
+    }
+
+    public int get(int id) {
+        if (id < 0 || id >= size) {
+            throw new IndexOutOfBoundsException("Index out of bounds: " + id);
+        }
+        return array[id];
+    }
+}