update

Creational_Pattern/Factory_Method/Java_Factory_Method/Client.java

@@ -0,0 +1,8 @@
+package Creational_Pattern.Factory_Method.Java_Factory_Method;
+
+public class Client {
+    public static void main(String[] args) {
+        Transport transport = TransportFactory.getTransport(TransportType.SHIP);
+        transport.deliver(); //SeaTransport
+    }
+}

Creational_Pattern/Factory_Method/Java_Factory_Method/Ship.java

@@ -0,0 +1,8 @@
+package Creational_Pattern.Factory_Method.Java_Factory_Method;
+
+class Ship implements Transport {
+    @Override
+    public void deliver() {
+        System.out.println("SeaTransport");
+    }
+}

Creational_Pattern/Factory_Method/Java_Factory_Method/Transport.java

@@ -0,0 +1,5 @@
+package Creational_Pattern.Factory_Method.Java_Factory_Method;
+
+interface Transport{
+    void deliver();
+}

Creational_Pattern/Factory_Method/Java_Factory_Method/TransportFactory.java

@@ -0,0 +1,16 @@
+package Creational_Pattern.Factory_Method.Java_Factory_Method;
+
+class TransportFactory{
+    private TransportFactory() { }
+
+    public static final Transport getTransport(TransportType transportType) {
+        switch (transportType) {
+            case TRUCK:
+                return new Truck();
+            case SHIP:
+                return new Ship();
+            default:
+                throw new IllegalArgumentException("This Transport type is unsupported");
+        }
+    }
+}

Creational_Pattern/Factory_Method/Java_Factory_Method/TransportType.java

@@ -0,0 +1,5 @@
+package Creational_Pattern.Factory_Method.Java_Factory_Method;
+
+public enum TransportType{
+    TRUCK, SHIP
+}

Creational_Pattern/Factory_Method/Java_Factory_Method/Truck.java

@@ -0,0 +1,8 @@
+package Creational_Pattern.Factory_Method.Java_Factory_Method;
+
+class Truck implements Transport {
+    @Override
+    public void deliver() {
+            System.out.println("RoadTransport");
+    }
+}

Creational_Pattern/Factory_Method/Kotlin_Factory_Method/Ship.kt

@@ -0,0 +1,7 @@
+package Creational_Pattern.Factory_Method.Kotlin_Factory_Method
+
+class Ship : Transport {
+    override fun deliver() {
+        println("SeaTransport")
+    }
+}

Creational_Pattern/Factory_Method/Kotlin_Factory_Method/Transport.kt

@@ -0,0 +1,5 @@
+package Creational_Pattern.Factory_Method.Kotlin_Factory_Method
+
+interface Transport {
+    fun deliver()
+}

Creational_Pattern/Factory_Method/Kotlin_Factory_Method/TransportFactory.kt

@@ -0,0 +1,10 @@
+package Creational_Pattern.Factory_Method.Kotlin_Factory_Method
+
+class TransportFactory {
+    companion object {
+        fun getTransport(type: TransportType) : Transport = when(type) {
+            TransportType.TRUCK -> Truck()
+            TransportType.SHIP -> Ship()
+        }
+    }
+}

Creational_Pattern/Factory_Method/Kotlin_Factory_Method/TransportType.kt

@@ -0,0 +1,5 @@
+package Creational_Pattern.Factory_Method.Kotlin_Factory_Method
+
+enum class TransportType {
+    TRUCK, SHIP
+}

Creational_Pattern/Factory_Method/Kotlin_Factory_Method/Truck.kt

@@ -0,0 +1,7 @@
+package Creational_Pattern.Factory_Method.Kotlin_Factory_Method
+
+class Truck : Transport {
+    override fun deliver() {
+        println("RoadTransport")
+    }
+}

Creational_Pattern/Factory_Method/Kotlin_Factory_Method/main.kt

@@ -0,0 +1,6 @@
+package Creational_Pattern.Factory_Method.Kotlin_Factory_Method
+
+fun main() {
+    val transport = TransportFactory.getTransport(TransportType.TRUCK)
+    transport.deliver() // RoadTransport
+}