Create PizzaFactory.java

src/PizzaFactory.java

@@ -0,0 +1,30 @@
+public abstract class Pizza {
+    public abstract void prepare();
+}
+
+public class MargheritaPizza extends Pizza {
+    @Override
+    public void prepare() {
+        System.out.println("Preparing Margherita Pizza");
+    }
+}
+
+public class PepperoniPizza extends Pizza {
+    @Override
+    public void prepare() {
+        System.out.println("Preparing Pepperoni Pizza");
+    }
+}
+
+public class PizzaFactory {
+    public static Pizza createPizza(String type) {
+        switch (type) {
+            case "Margherita":
+                return new MargheritaPizza();
+            case "Pepperoni":
+                return new PepperoniPizza();
+            default:
+                throw new IllegalArgumentException("Unknown pizza type");
+        }
+    }
+}