This is an automated email from the ASF dual-hosted git repository. fanningpj pushed a commit to branch graal in repository https://gitbox.apache.org/repos/asf/incubator-pekko-samples.git
commit bbac48cbbf9036817a3f38d391c15e0d84456d5c Author: Arnout Engelen <[email protected]> AuthorDate: Fri Jun 21 09:35:33 2019 +0200 Demo graal-akka-actor --- akka-sample-main-scala/build.sbt | 16 ++++++++++++- akka-sample-main-scala/graal/reflect-config.json | 10 ++++++++ akka-sample-main-scala/project/plugins.sbt | 2 ++ .../src/main/java/AkkaSubstitutions.java | 23 ++++++++++++++++++ .../src/main/scala/sample/hello/HelloWorld.scala | 2 +- .../src/main/scala/sample/hello/Main.scala | 3 +-- .../src/main/scala/sample/hello/Main2.scala | 27 ---------------------- 7 files changed, 52 insertions(+), 31 deletions(-) diff --git a/akka-sample-main-scala/build.sbt b/akka-sample-main-scala/build.sbt index 242e169..3a00de1 100644 --- a/akka-sample-main-scala/build.sbt +++ b/akka-sample-main-scala/build.sbt @@ -1,9 +1,23 @@ organization := "com.typesafe.akka.samples" name := "akka-sample-main-scala" +enablePlugins(GraalVMNativeImagePlugin) + +mainClass := Some("sample.hello.Main") + +// Build it with `sbt graalvm-native-image:packageBin` +graalVMNativeImageOptions := Seq( + s"-H:ConfigurationFileDirectories=${baseDirectory.value}/graal", + "--initialize-at-build-time", + "--no-fallback", +) + +unmanagedJars in Compile += file(sys.env("GRAAL_HOME") + "/jre/lib/svm/builder/svm.jar") + scalaVersion := "2.12.8" libraryDependencies ++= Seq( - "com.typesafe.akka" %% "akka-actor" % "2.5.22" + "com.typesafe.akka" %% "akka-actor" % "2.5.23", + "com.github.vmencik" %% "graal-akka-actor" % "0.1.2-SNAPSHOT" % "provided", ) licenses := Seq(("CC0", url("http://creativecommons.org/publicdomain/zero/1.0";))) diff --git a/akka-sample-main-scala/graal/reflect-config.json b/akka-sample-main-scala/graal/reflect-config.json new file mode 100644 index 0000000..7256f50 --- /dev/null +++ b/akka-sample-main-scala/graal/reflect-config.json @@ -0,0 +1,10 @@ +[ + { + "name": "sample.hello.HelloWorld", + "allDeclaredConstructors":true, + "fields" : [ + { "name" : "context", "allowWrite" : true }, + { "name" : "self", "allowWrite" : true } + ] + } +] diff --git a/akka-sample-main-scala/project/plugins.sbt b/akka-sample-main-scala/project/plugins.sbt index a7f83b3..66d4c2a 100644 --- a/akka-sample-main-scala/project/plugins.sbt +++ b/akka-sample-main-scala/project/plugins.sbt @@ -1 +1,3 @@ addSbtPlugin("com.dwijnand" % "sbt-dynver" % "3.0.0") + +addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % "1.3.22") diff --git a/akka-sample-main-scala/src/main/java/AkkaSubstitutions.java b/akka-sample-main-scala/src/main/java/AkkaSubstitutions.java new file mode 100644 index 0000000..c7be7c3 --- /dev/null +++ b/akka-sample-main-scala/src/main/java/AkkaSubstitutions.java @@ -0,0 +1,23 @@ +/* + * Copyright (C) 2017-2018 Lightbend Inc. <https://www.lightbend.com> + */ + +package com.github.vmencik.akkanative; + +import com.oracle.svm.core.annotate.Alias; +import com.oracle.svm.core.annotate.RecomputeFieldValue; +import com.oracle.svm.core.annotate.TargetClass; + +// see https://medium.com/graalvm/instant-netty-startup-using-graalvm-native-image-generation-ed6f14ff7692 + +// should no longer be needed, but https://github.com/vmencik/akka-graal-config/issues/4 + +@TargetClass(className = "akka.actor.LightArrayRevolverScheduler$") +final class Target_akka_actor_LightArrayRevolverScheduler$ { + @Alias + @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.FieldOffset, declClassName = "akka.actor.LightArrayRevolverScheduler$TaskHolder", name = "task") + public long akka$actor$LightArrayRevolverScheduler$$taskOffset; +} + +public class AkkaSubstitutions { +} diff --git a/akka-sample-main-scala/src/main/scala/sample/hello/HelloWorld.scala b/akka-sample-main-scala/src/main/scala/sample/hello/HelloWorld.scala index e52619b..e343f87 100644 --- a/akka-sample-main-scala/src/main/scala/sample/hello/HelloWorld.scala +++ b/akka-sample-main-scala/src/main/scala/sample/hello/HelloWorld.scala @@ -7,7 +7,7 @@ class HelloWorld extends Actor { override def preStart(): Unit = { // create the greeter actor - val greeter = context.actorOf(Props[Greeter], "greeter") + val greeter = context.actorOf(Props(new Greeter), "greeter") // tell it to perform the greeting greeter ! Greeter.Greet } diff --git a/akka-sample-main-scala/src/main/scala/sample/hello/Main.scala b/akka-sample-main-scala/src/main/scala/sample/hello/Main.scala index 7f11453..ce8db69 100644 --- a/akka-sample-main-scala/src/main/scala/sample/hello/Main.scala +++ b/akka-sample-main-scala/src/main/scala/sample/hello/Main.scala @@ -5,5 +5,4 @@ object Main { def main(args: Array[String]): Unit = { akka.Main.main(Array(classOf[HelloWorld].getName)) } - -} \ No newline at end of file +} diff --git a/akka-sample-main-scala/src/main/scala/sample/hello/Main2.scala b/akka-sample-main-scala/src/main/scala/sample/hello/Main2.scala deleted file mode 100644 index 1d79c65..0000000 --- a/akka-sample-main-scala/src/main/scala/sample/hello/Main2.scala +++ /dev/null @@ -1,27 +0,0 @@ -package sample.hello - -import akka.actor.ActorSystem -import akka.actor.Props -import akka.actor.ActorRef -import akka.actor.Actor -import akka.actor.ActorLogging -import akka.actor.Terminated - -object Main2 { - - def main(args: Array[String]): Unit = { - val system = ActorSystem("Hello") - val a = system.actorOf(Props[HelloWorld], "helloWorld") - system.actorOf(Props(classOf[Terminator], a), "terminator") - } - - class Terminator(ref: ActorRef) extends Actor with ActorLogging { - context watch ref - def receive = { - case Terminated(_) => - log.info("{} has terminated, shutting down system", ref.path) - context.system.terminate() - } - } - -} \ No newline at end of file --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
