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@deprecated("Suppress warnings", since="2.11")
object Test {
import scala.actors.{Actor, Exit}
class MyException(msg: String) extends Exception(msg) {
override def fillInStackTrace() = this
}
case object StartError extends Actor {
def act() {
try {
throw new MyException("I don't want to run!")
} catch {
case e: Throwable if (!e.isInstanceOf[scala.util.control.ControlThrowable] &&
!e.isInstanceOf[MyException]) =>
e.printStackTrace()
}
}
}
case object MessageError extends Actor {
def act() {
try {
react {
case _ => throw new MyException("No message for me!")
}
} catch {
case e: Throwable if !e.isInstanceOf[scala.util.control.ControlThrowable] =>
e.printStackTrace()
}
}
}
case object Supervisor extends Actor {
def act() {
try {
trapExit = true
link(StartError)
link(MessageError)
StartError.start()
MessageError.start()
Actor.loop {
react {
case Exit(actor, reason) =>
println("OK")
if (actor == StartError)
MessageError ! 'ping
else
exit()
}
}
} catch {
case e: Throwable if !e.isInstanceOf[scala.util.control.ControlThrowable] =>
e.printStackTrace()
}
}
}
def main(args: Array[String]) {
Supervisor.start()
}
}
|
