Merge pull request #421 from HoussemNasri/bridge-pattern-in-kotlin

Add the bridge design pattern in Kotlin

Structural/Bridge/kotlin/BridgePattern.kt

@@ -0,0 +1,45 @@
+interface Color {
+    fun getColor()
+}
+
+class Yellow: Color {
+    override fun getColor() {
+        println("Yellow")
+    }
+}
+
+class Red: Color {
+    override fun getColor() {
+        println("Red")
+    }
+}
+
+interface House {
+    val color: Color
+    fun show()
+}
+
+class WoodHouse(override val color: Color): House {
+    override fun show() {
+        print("The wood house color is ")
+        color.getColor()
+    }
+}
+
+class RockHouse(override val color: Color): House {
+    override fun show() {
+        print("The rock house color is ")
+        color.getColor()
+    }
+}
+
+fun main() {
+    val yellowWoodHouse = WoodHouse(color = Yellow())
+    yellowWoodHouse.show()
+    val yellowRockHouse = RockHouse(color = Yellow())
+    yellowRockHouse.show()
+    val redWoodHouse = WoodHouse(color = Red())
+    redWoodHouse.show()
+    val redRockHouse = RockHouse(color = Red())
+    redRockHouse.show()
+}