Scala example source code file (sabin2.scala)

This example Scala source code file (sabin2.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Scala tags/keywords

app, base, base, error, hello, inner, inner, int, intbase, ok, ok, t, t, test

The Scala sabin2.scala source code

object Test extends App
 {
   abstract class Base {
     type T
     var x: T = _
     class Inner {
       def set(y: T) = x = y
       def get() = x
       def print() = println("Hello world")
     }
   }

   object IntBase extends Base { type T = Int }
   object StringBase extends Base { type T = String }

   val a : Base#Inner = new IntBase.Inner
   val b : Base#Inner = new StringBase.Inner

   a.print() // OK
   b.print() // OK

   a.set(b.get()) // Error
 }