Lab-java

lab3/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>lab3</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>25</maven.compiler.source>
+        <maven.compiler.target>25</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+</project>

lab3/src/main/java/org/example/Car.java

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+package org.example;
+
+public abstract class Car {
+    String vinNumber;
+    String make;
+    String model;
+    int milage;
+   public String getInfo(){
+       return vinNumber+" "+make+" "+model+" "+ milage;
+   }
+
+}

lab3/src/main/java/org/example/IntArrayList.java

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+package org.example;
+
+
+public class IntArrayList implements IntList {
+    int size=0;
+    public int[] numbers = new int[10];
+
+    @Override
+    public void add(int number) {
+        if (size >= numbers.length) {
+            int newLength = numbers.length + numbers.length / 2;
+            int[] newArr = new int[newLength];
+            System.arraycopy(numbers, 0, newArr, 0, numbers.length);
+            numbers = newArr;
+
+        }
+        numbers[size] = number;
+        size++;
+    }
+
+    @Override
+    public int get(int id) {
+        return numbers[i];
+    }
+}
+

lab3/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);
+}

lab3/src/main/java/org/example/IntVector.java

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+package org.example;
+
+public class IntVector implements IntList{
+ int size=0;
+    public int[] numbers = new int[20];
+
+    @Override
+    public void add(int number) {
+        if (size >= numbers.length) {
+            int newLength = numbers.length*2;
+            int[] newArr = new int[newLength];
+            System.arraycopy(numbers, 0, newArr, 0, numbers.length);
+            numbers = newArr;
+
+        }
+        numbers[size] = number;
+        size++;
+    }
+
+    @Override
+    public int get(int id) {
+        return numbers[i];
+    }
+}

lab3/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 {
+    static void main() {
+        System.out.println("Salam");
+    }
+    public static double convertDoubleAndRound(BigDecimal number){
+        BigDecimal numberRounded=number.setScale(2, RoundingMode.HALF_UP);
+        return numberRounded.doubleValue();
+    }
+    public static BigDecimal reserveSignAndRound(BigDecimal number){
+        BigDecimal reserved=number.negate();
+        return  reserved.setScale(1,RoundingMode.HALF_UP);
+    }
+}

lab3/src/main/java/org/example/Movie.java

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+package org.example;
+
+public class Movie extends Video{
+    public double rating;
+}

lab3/src/main/java/org/example/Sedan.java

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+package org.example;
+
+public class Sedan extends Car{
+
+}

lab3/src/main/java/org/example/Truck.java

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+package org.example;
+
+public class Truck extends Car{
+    public double towingCapacity;
+}

lab3/src/main/java/org/example/TvSeries.java

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+package org.example;
+
+public class TvSeries extends Video{
+    public int episodes;
+}

lab3/src/main/java/org/example/UtilityVehicle.java

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+package org.example;
+
+public class UtilityVehicle extends Car{
+public boolean fourWheelDrive;
+}

lab3/src/main/java/org/example/Video.java

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+package org.example;
+
+public abstract class Video {
+    String title;
+    int duration;
+    String getInfo(){
+        return "Title: "+title+" Duration"+ duration;
+    }
+}