Adding Normal Fibonacci

.idea/workspace.xml

@@ -30,9 +30,32 @@
   "keyToString": {
     "RunOnceActivity.OpenProjectViewOnStart": "true",
     "RunOnceActivity.ShowReadmeOnStart": "true"
+  },
+  "keyToStringList": {
+    "com.intellij.ide.scratch.ScratchImplUtil$2/New Scratch File": [
+      "PLAIN_TEXT"
+    ]
   }
 }]]></component>
-  <component name="RunManager">
+  <component name="RecentsManager">
+    <key name="CopyClassDialog.RECENTS_KEY">
+      <recent name="FibonacciSeries.implementation" />
+    </key>
+  </component>
+  <component name="RunManager" selected="Application.FibonacciSeries.runners.Main">
+    <configuration name="FibonacciSeries.runners.Main" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
+      <option name="MAIN_CLASS_NAME" value="FibonacciSeries.runners.Main" />
+      <module name="Lab1" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="FibonacciSeries.runners.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
     <configuration name="Main" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
       <option name="MAIN_CLASS_NAME" value="threading.runners.Main" />
       <module name="Lab1" />
@@ -48,6 +71,7 @@
     </configuration>
     <recent_temporary>
       <list>
+        <item itemvalue="Application.FibonacciSeries.runners.Main" />
         <item itemvalue="Application.Main" />
       </list>
     </recent_temporary>

DockerFile

 FROM openjdk:17
-COPY ./target/ /tmp
-WORKDIR /tmp
-ENTRYPOINT ["java","classes/runners/Main.class"]
\ No newline at end of file
+
+RUN mkdir /app
+
+COPY . /app
+
+WORKDIR /app
+
+CMD java src/main/java/threading/runners/Main.java
\ No newline at end of file

src/main/java/FibonacciSeries/abstractions/IFibonacciCalculator.java

+package FibonacciSeries.abstractions;
+
+public interface IFibonacciCalculator {
+    long calculate(long number);
+}

src/main/java/FibonacciSeries/implementation/NormalFibonacciCalculator.java

+package FibonacciSeries.implementation;
+
+import FibonacciSeries.abstractions.IFibonacciCalculator;
+
+public class NormalFibonacciCalculator implements IFibonacciCalculator {
+    @Override
+    public long calculate(long number) {
+        long firstItem = 0;
+        long secondItem = 1;
+
+        if (number == 0) {
+            return firstItem;
+        }
+        if (number == 1) {
+            return secondItem;
+        }
+        long ans = 0;
+        for (int i = 2; i <= number; i++){
+            ans = secondItem + firstItem;
+            firstItem = secondItem;
+            secondItem = ans;
+        }
+        return ans;
+    }
+}

src/main/java/FibonacciSeries/implementation/ParallelFibonacciCalculator.java

+package FibonacciSeries.implementation;
+
+import FibonacciSeries.abstractions.IFibonacciCalculator;
+
+public class ParallelFibonacciCalculator implements IFibonacciCalculator {
+    @Override
+    public long calculate(long number) {
+        return 0;
+    }
+}

src/main/java/FibonacciSeries/runners/Main.java

+package FibonacciSeries.runners;
+
+import FibonacciSeries.abstractions.IFibonacciCalculator;
+import FibonacciSeries.implementation.NormalFibonacciCalculator;
+
+public class Main {
+    public static void main(String[] args) {
+        IFibonacciCalculator calculator = new NormalFibonacciCalculator();
+        for (int i = 0; i < 10; i++) {
+            System.out.println("F("+i+") = "+calculator.calculate(i));
+        }
+    }
+}

src/main/java/threading/implementation/ParallelPrimeNumbersExtractor.java

@@ -8,6 +8,7 @@ import java.util.Collection;
 public class ParallelPrimeNumbersExtractor implements IPrimeNumbersExtractor {
     private final int _numberOfThreads;
 
+    // https://www.primesfordays.com/api/primes/nth/555/ for testing purposes
     public ParallelPrimeNumbersExtractor(int numberOfThreads) {
         _numberOfThreads = numberOfThreads;
     }