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copied!<p>The latest version of <a href="https://github.com/sbt/sbt-assembly" rel="nofollow noreferrer">sbt-assembly</a> as of Nov 2013 is <a href="http://notes.implicit.ly/post/65751699253/sbt-assembly-0-10-1" rel="nofollow noreferrer">0.10.1</a> for sbt 0.13. Using this, I was able to create a fat jar using the latest stable Akka 2.2.3 using the default merge strategy.</p> <h2>Files</h2> <p>project/build.properties:</p> <pre><code>sbt.version=0.13.0 </code></pre> <p>project/assembly.sbt:</p> <pre><code>addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "0.10.1") </code></pre> <p>assembly.sbt:</p> <pre><code>import AssemblyKeys._ assemblySettings </code></pre> <p>build.sbt:</p> <pre><code>name := "sbt-assembly-akka-sample" version := "0.1.0-SNAPSHOT" scalaVersion := "2.10.3" libraryDependencies ++= Seq( "com.typesafe.akka" %% "akka-actor" % "2.2.3", "com.typesafe.akka" %% "akka-remote" % "2.2.3" ) </code></pre> <p>src/main/scala/actor.scala:</p> <pre><code>package hello import akka.actor.{Actor, Props} import akka.event.Logging class MyActor extends Actor { val log = Logging(context.system, this) def receive = { case "test" ⇒ log.info("received test") case _ ⇒ log.info("received unknown message") } } </code></pre> <p>src/main/scala/app.scala:</p> <pre><code>package hello object Main extends App { import akka.actor.{ActorSystem, Props} val system = ActorSystem("mySystem") val myActor = system.actorOf(Props[MyActor], "myactor") myActor ! "test" } </code></pre> <h2>Output</h2> <p>Here's what I got by running <code>assembly</code>:</p> <pre><code>> assembly [info] Updating {file:/xxx/sbt-assembly-01/}sbt-assembly-01... [info] Resolving org.fusesource.jansi#jansi;1.4 ... [info] Done updating. [info] Compiling 2 Scala sources to /xxx/sbt-assembly-01/target/scala-2.10/classes... [info] Including: uncommons-maths-1.2.2a.jar [info] Including: protobuf-java-2.4.1.jar [info] Including: config-1.0.2.jar [info] Including: netty-3.6.6.Final.jar [info] Including: akka-remote_2.10-2.2.3.jar [info] Including: akka-actor_2.10-2.2.3.jar [info] Passed: Total 0, Failed 0, Errors 0, Passed 0 [info] No tests to run for test:test [info] Including: scala-library-2.10.3.jar [info] Checking every *.class/*.jar file's SHA-1. [info] Merging files... [warn] Merging 'META-INF/NOTICE.txt' with strategy 'rename' [warn] Merging 'META-INF/license' with strategy 'rename' [warn] Merging 'META-INF/LICENSE.txt' with strategy 'rename' [warn] Merging 'META-INF/MANIFEST.MF' with strategy 'discard' [warn] Merging 'reference.conf' with strategy 'concat' [warn] Strategy 'concat' was applied to a file [warn] Strategy 'discard' was applied to a file [warn] Strategy 'rename' was applied to 3 files [info] SHA-1: 1e9dcebeddc8e2a7d41a0c55a663f9ca0000000 [info] Packaging /xxx/sbt-assembly-01/target/scala-2.10/sbt-assembly-akka-sample-assembly-0.1.0-SNAPSHOT.jar ... [info] Done packaging. [success] Total time: 13 s, completed Nov 11, 2013 8:57:18 PM </code></pre> <p>And here's what it looks like running the jar:</p> <pre><code>$ java -jar target/scala-2.10/sbt-assembly-akka-sample-assembly-0.1.0-SNAPSHOT.jar [INFO] [11/11/2013 20:59:48.265] [mySystem-akka.actor.default-dispatcher-2] [akka://mySystem/user/myactor] received test </code></pre>

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