Create PrimeNumbersService Class

.gitignore

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+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
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+!**/src/test/**/build/
+
+### VS Code ###
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.idea/encodings.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
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+</project>
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.idea/misc.xml

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+  <component name="MavenProjectsManager">
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+  </component>
+</project>
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.idea/vcs.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
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.idea/workspace.xml

+<?xml version="1.0" encoding="UTF-8"?>
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+    <option name="autoReloadType" value="SELECTIVE" />
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+  <component name="ChangeListManager">
+    <list default="true" id="b4d948cc-57e4-454c-8341-c678ef0590f0" name="Changes" comment="" />
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+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
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+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent"><![CDATA[{
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+    "RunOnceActivity.ShowReadmeOnStart": "true"
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pom.xml

+<?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>Multithreading_Homework</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>
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src/main/java/org/example/Main.java

+package org.example;public class Main {
+    public static void main(String[] args) {
+        System.out.println("Hello world!");
+    }
+}
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src/main/java/org/example/PrimeNumbersService.java

+package org.example;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class PrimeNumbersService implements Runnable{
+    private int Start;
+    private int End;
+    private List<Integer> PrimeNumbers;
+
+    public PrimeNumbersService(int start, int end) {
+        this.Start = start;
+        this.End = end;
+        this.PrimeNumbers = new ArrayList<>();
+    }
+    public  PrimeNumbersService(){
+        Start = 0;
+        End = 0;
+        this.PrimeNumbers = new ArrayList<>();
+    }
+    public List<Integer> findPrimeNumbers(){
+        for (int i = this.Start ; i<this.End ; i++ ){
+            if(isPrimeNumber(i)){
+                this.PrimeNumbers.add(i);
+            }
+        }
+        return this.PrimeNumbers;
+    }
+    public List<Integer> getPrimeNumbers() {
+        return PrimeNumbers;
+    }
+    public boolean isPrimeNumber(int number){
+        if (number <= 1) {
+            return false;
+        }
+        for (int i = 2; i <= Math.sqrt(number); i++) {
+            if (number % i == 0) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+    @Override
+    public void run() {
+        findPrimeNumbers();
+    }
+}