Removing Channel(s), tryTell etc, everything compiles but all tests are semibroken

akka-tutorials/akka-tutorial-first/src/main/java/akka/tutorial/first/java/Pi.java

@@ -83,7 +83,7 @@ public class Pi {
         double result = calculatePiFor(work.getStart(), work.getNrOfElements());
 
         // reply with the result
-        getChannel().tell(new Result(result));
+        getSender().tell(new Result(result));
 
       } else throw new IllegalArgumentException("Unknown message [" + message + "]");
     }

akka-tutorials/akka-tutorial-first/src/main/scala/Pi.scala

@@ -42,8 +42,7 @@ object Pi extends App {
     }
 
     def receive = {
-      case Work(start, nrOfElements) ⇒
-        channel ! Result(calculatePiFor(start, nrOfElements)) // perform the work
+      case Work(start, nrOfElements) ⇒ sender ! Result(calculatePiFor(start, nrOfElements)) // perform the work
     }
   }