2016 Update

Task/Inheritance-Multiple/Kotlin/inheritance-multiple.kotlin

@@ -0,0 +1,28 @@
+interface Camera {
+    val numberOfLenses : Int
+}
+
+interface MobilePhone {
+    fun charge(n : Int) {
+        if (n >= 0)
+            battery_level = (battery_level + n).coerceAtMost(100)
+    }
+
+    var battery_level : Int
+}
+
+data class CameraPhone(override val numberOfLenses : Int = 1, override var battery_level: Int) : Camera, MobilePhone
+data class TwinLensCamera(override val numberOfLenses : Int = 2) : Camera
+
+fun main(args: Array<String>) {
+    val c = CameraPhone(1, 50)
+    println(c)
+    c.charge(35)
+    println(c)
+    c.charge(78)
+    println(c)
+    println(listOf(c.javaClass.superclass) + c.javaClass.interfaces)
+    val c2 = TwinLensCamera()
+    println(c2)
+    println(listOf(c2.javaClass.superclass) + c2.javaClass.interfaces)
+}