File: future-termination.scala

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import scala.actors.Futures 
 
/* Test that unevaluated futures do not prevent program termination */ 
 
object Test { 
  def main(args: Array[String]) { 
    try {
    val meaningOfLife = Futures.future { 
      Thread.sleep(5000) // pretend this is a harder problem than it is 
      println("I have the answer!") 
      42 
    } 
    println("I can't wait that long, bye.") 
    } catch {
      case e: Throwable if !e.isInstanceOf[scala.util.control.ControlThrowable] =>
        e.printStackTrace()
    }
  } 
}