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import scala.actors.{Actor, Exit}
import scala.actors.Actor._
case class MyException(text: String) extends Exception(text) {
override def fillInStackTrace() = this
}
object Slave extends Actor {
def act() {
try {
loop {
react {
case 'doWork =>
Console.err.println("Done")
reply('done)
}
}
} catch {
case e: Throwable if !e.isInstanceOf[scala.util.control.ControlThrowable] =>
e.printStackTrace()
}
}
}
object Master extends Actor {
override def toString = "Master"
def act() {
try {
link(Slave)
Slave ! 'doWork
react {
case 'done =>
throw new MyException("Master crashed")
}
} catch {
case e: Throwable if !e.isInstanceOf[scala.util.control.ControlThrowable] =>
e.printStackTrace()
}
}
}
object Test {
def main(args: Array[String]) {
actor {
try {
self.trapExit = true
link(Slave)
Slave.start()
Master.start()
react {
case Exit(from, reason) if (from == Slave) =>
Console.err.println(Slave.getState)
}
} catch {
case e: Throwable if !e.isInstanceOf[scala.util.control.ControlThrowable] =>
e.printStackTrace()
}
}
}
}
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