Merge branch '100-test_issue3_baris' into 'dev_cpp_code_conversion'

Vektorklasse zur Übungszwecken in Java hinzugefügt

See merge request !22

VectorDemo/.classpath

+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
+		<attributes>
+			<attribute name="module" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

VectorDemo/.gitignore

+/bin/

VectorDemo/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>VectorDemo</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

VectorDemo/.settings/org.eclipse.core.resources.prefs

+eclipse.preferences.version=1
+encoding/<project>=UTF-8

VectorDemo/.settings/org.eclipse.jdt.core.prefs

+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

VectorDemo/src/vectorDemo/Main.java

+package vectorDemo;
+
+public class Main {
+    public static void main(String[] args) {
+        Vector2D v1 = new Vector2D(3, 4);
+        Vector2D v2 = new Vector2D(1, 2);
+
+        System.out.println("v1: " + v1);
+        System.out.println("v2: " + v2);
+
+        System.out.println("Länge von v1: " + v1.magnitude());
+        System.out.println("v1 normalisiert: " + v1.normalize());
+
+        Vector2D v3 = v1.add(v2);
+        System.out.println("v1 + v2: " + v3);
+
+        Vector2D v4 = v1.subtract(v2);
+        System.out.println("v1 - v2: " + v4);
+
+        System.out.println("Skalarprodukt von v1 und v2: " + v1.dot(v2));
+    }
+}

VectorDemo/src/vectorDemo/Vector2D.java

+package vectorDemo;
+
+// Dummy Vektor.Klasse zur Übungzwecken elementarer Grammatik und  merge_request
+
+public class Vector2D {
+    private double x;
+    private double y;
+
+    // Konstruktor
+    public Vector2D(double x, double y) {
+        this.x = x;
+        this.y = y;
+    }
+
+    // Getter und Setter
+    public double getX() {
+        return x;
+    }
+
+    public void setX(double x) {
+        this.x = x;
+    }
+
+    public double getY() {
+        return y;
+    }
+
+    public void setY(double y) {
+        this.y = y;
+    }
+
+    // Länge des Vektors (Norm)
+    public double magnitude() {
+        return Math.sqrt(x * x + y * y);
+    }
+
+    // Normalisierung des Vektors
+    public Vector2D normalize() {
+        double mag = magnitude();
+        if (mag == 0) {
+            throw new ArithmeticException("Cannot normalize a zero vector");
+        }
+        return new Vector2D(x / mag, y / mag);
+    }
+
+    // Vektoraddition
+    public Vector2D add(Vector2D other) {
+        return new Vector2D(this.x + other.x, this.y + other.y);
+    }
+
+    // Vektorsubtraktion
+    public Vector2D subtract(Vector2D other) {
+        return new Vector2D(this.x - other.x, this.y - other.y);
+    }
+
+    // Skalar-Multiplikation
+    public Vector2D multiply(double scalar) {
+        return new Vector2D(this.x * scalar, this.y * scalar);
+    }
+
+    // Skalarprodukt (Dot-Produkt)
+    public double dot(Vector2D other) {
+        return this.x * other.x + this.y * other.y;
+    }
+
+    // String-Repräsentation
+    @Override
+    public String toString() {
+        return "Vector2D(" + x + ", " + y + ")";
+    }
+}