gistfile1.scala

val supervisor = Supervisor(SupervisorConfig(
  AllForOneStrategy(List(classOf[IllegalStateException]), Some(3), Some(1000)),
  Supervise(actorOf[BrokenActor], Permanent) :: Nil
))
supervisor.start
val brokenActor = supervisor.children.head
printlnRequestResult(brokenActor, 1)
printlnRequestResult(brokenActor, 5)
try {
  printlnRequestResult(brokenActor, 20)
} catch {
  case _=> println("Expected exception thrown.")
}
printlnRequestResult(brokenActor, 5)

// Output is: 
// Request = 1, Result = Some(1)
// Request = 5, Result = Some(6)
// Expected exception thrown.
// Creating new BrokenLibrary.
// Request = 5, Result = Some(5)