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Add Critical Actor trait and use in ZPM #2312

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Jan 18, 2020
Merged

Add Critical Actor trait and use in ZPM #2312

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Add Critical Actor trait and use in ZPM
JustinPihony Dec 19, 2019
d6d714d
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JustinPihony Dec 19, 2019
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2 changes: 1 addition & 1 deletion src/main/scala/beam/agentsim/infrastructure/ZonalParkingManager.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ class ZonalParkingManager(
maxSearchRadius: Double,
boundingBox: Envelope,
mnlMultiplierParameters: ParkingMNL.ParkingMNLConfig
) extends Actor
) extends beam.utils.CriticalActor
with ActorLogging {

if (maxSearchRadius < minSearchRadius) {
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21 changes: 21 additions & 0 deletions src/main/scala/beam/utils/CriticalActor.scala
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
package beam.utils

import akka.actor.{Actor, ActorLogging}
import akka.actor.Actor.Receive

trait CriticalActor extends Actor with ActorLogging {
val isCriticalExceptionHandler: PartialFunction[Throwable, Boolean] = { case _: Throwable => true }

override def aroundReceive(r: Receive, msg: Any): Unit = {
try {
super.aroundReceive(r, msg)
} catch {
case ex: Throwable =>
if (isCriticalExceptionHandler(ex)) {
log.error(ex, "Critical actor encountered an unrecoverable exception, so killing the entire application.")
Thread.sleep(1000) //This makes sure the log is written before crashing out
sys.exit(123)
}
}
}
}