Lab

BigDecimals/pom.xml

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+<?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>BigDecimals</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>23</maven.compiler.source>
+        <maven.compiler.target>23</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+</project>

BigDecimals/src/main/java/org/example/Bigdecima.java

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+package org.example;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+public class Bigdecima {
+    public static double rounToHundred(BigDecimal value) {
+
+        BigDecimal rounder = value.setScale(2, RoundingMode.HALF_UP);
+        return rounder.doubleValue();
+    }
+    public static BigDecimal reverseSignAndRoundToTenth(BigDecimal number){
+        BigDecimal opp=number.negate();
+        BigDecimal result = opp.setScale(1, RoundingMode.HALF_UP);
+
+        return result;
+    }
+}

BigDecimals/src/main/java/org/example/Car.java

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+package org.example;
+
+public abstract class Car {
+    private String vinNumber;
+    private String make;
+    private String model;
+    private int mileage;
+
+    public Car(String vinNumber, String make, String model, int mileage) {
+        this.vinNumber=vinNumber;
+        this.make=make;
+        this.model=model;
+        this.mileage=mileage;
+
+
+
+    }
+
+
+      public String getInfo(){
+         return         vinNumber+" "+make+" "+" "+model+" "+mileage;
+
+    }
+
+    public String getVinNumber() {
+        return vinNumber;
+    }
+
+    public void setVinNumber(String vinNumber) {
+        this.vinNumber = vinNumber;
+    }
+
+    public String getMake() {
+        return make;
+    }
+
+    public void setMake(String make) {
+        this.make = make;
+    }
+
+    public String getModel() {
+        return model;
+    }
+
+    public void setModel(String model) {
+        this.model = model;
+    }
+
+    public int getMileage() {
+        return mileage;
+    }
+
+    public void setMileage(int mileage) {
+        this.mileage = mileage;
+    }
+}

BigDecimals/src/main/java/org/example/IntArrayList.java

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+package org.example;
+
+public class IntArrayList implements IntList {
+
+private int [] array=new int[10];
+private int size=0;
+
+    @Override
+    public void add(int number) {
+if (size==array.length){
+int sizeNew =array.length+ (array.length/2);
+int [] newArray=new int[sizeNew];
+for (int i=0;i< array.length;i++){
+    newArray[i]=array[i];
+}
+array=newArray;
+}
+        array[size++]=number;
+    }
+
+    @Override
+    public int get(int id) {
+        return array[id];
+    }
+}

BigDecimals/src/main/java/org/example/IntList.java

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+package org.example;
+
+public interface IntList {
+     void add(int number);
+     int get(int id);
+
+
+}

BigDecimals/src/main/java/org/example/IntVector.java

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+package org.example;
+
+public class IntVector implements IntList {
+private int [] array=new int[20];
+private int size=0;
+
+
+    @Override
+    public void add(int number) {
+        if (size==array.length){
+            int newSize= array.length*2;
+            int [] newArray=new int[newSize];
+for (int i=0;i<array.length;i++){
+    newArray[i]=array[i];
+
+}
+array=newArray;
+        }
+array[size++]=number;
+
+    }
+
+    @Override
+    public int get(int id) {
+        return array[id];
+    }
+}

BigDecimals/src/main/java/org/example/Main.java

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+package org.example;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
+// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
+public class Main {
+    public static void main(String[] args) {
+//        System.out.println(Bigdecima.rounToHundred(BigDecimal.valueOf(123.343546)));
+////        System.out.println(Bigdecima.reverseSignAndRoundToTenth(BigDecimal.valueOf(1.2345)));
+//Sedan sedan=new Sedan("dasasfdsf","wdwdawd","anannan",12332);
+//        System.out.println(sedan.getInfo());
+
+
+
+            }
+        }
+
+
+
+
+
+
+
+

BigDecimals/src/main/java/org/example/Movie.java

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+package org.example;
+
+public class Movie extends Video {
+    double rating;
+
+    public Movie(String tittle, int duration,double rating) {
+        super(tittle, duration);
+        this.rating = rating;
+    }
+
+    public String getinfo(){
+        return getTittle()+" "+getDuration()+" "+rating;
+    }
+
+
+}

BigDecimals/src/main/java/org/example/Sedan.java

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+package org.example;
+
+public class Sedan extends Car {
+    public Sedan(String vinNumber, String make, String model, int mileage) {
+        super(vinNumber, make, model, mileage);
+    }
+    public String getInfo(){
+        return getVinNumber()+","+getMake()+","+getModel()+","+getMileage();
+
+    }
+
+}

BigDecimals/src/main/java/org/example/Truck.java

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+package org.example;
+
+public class Truck extends Car {
+    double towingCapacity;
+
+    public Truck(String vinNumber, String make, String model, int mileage,double towingCapacity) {
+        super(vinNumber, make, model, mileage);
+        this.towingCapacity=towingCapacity;
+    }
+    public String getInfo(){
+        return getVinNumber()+","+getMake()+","+getModel()+","+getMileage()+","+towingCapacity;
+
+    }
+
+}

BigDecimals/src/main/java/org/example/TvSeries.java

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+package org.example;
+
+public class TvSeries extends Video {
+    int episodes;
+
+
+    public TvSeries(String tittle, int duration,int episodes) {
+        super(tittle, duration);
+        this.episodes=episodes;
+    }
+
+    public String getinfo(){
+        return getTittle()+" "+getDuration()+" ,"+episodes;
+    }
+}

BigDecimals/src/main/java/org/example/UtilityVehicle.java

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+package org.example;
+
+public class UtilityVehicle extends Car{
+   boolean fourWheelDrive;
+    public UtilityVehicle(String vinNumber,String make,String model,int mileage,boolean fourWheelDrive) {
+        super(vinNumber, make, model, mileage);
+       this.fourWheelDrive=fourWheelDrive;
+    }
+    public String getInfo(){
+        return  getVinNumber()+","+getMake()+","+getModel()+","+getMileage()+","+fourWheelDrive;
+
+    }
+
+
+
+}

BigDecimals/src/main/java/org/example/Video.java

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+package org.example;
+
+public abstract class Video {
+private String tittle;
+int duration;
+
+
+public Video(String tittle,int duration){
+    this.tittle=tittle;
+    this.duration=duration;
+}
+public String getinfo(){
+    return tittle+" "+duration;
+}
+
+    public String getTittle() {
+        return tittle;
+    }
+
+    public void setTittle(String tittle) {
+        this.tittle = tittle;
+    }
+
+    public int getDuration() {
+        return duration;
+    }
+
+    public void setDuration(int duration) {
+        this.duration = duration;
+    }
+}