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akka-quickstart-java.g8's Issues

The quickstart example is broken on Gradle 7

Following the instructions on this page:

https://developer.lightbend.com/guides/akka-quickstart-java/

Output of gradle run is:

FAILURE: Build failed with an exception.

* Where:
Build file '/mnt/c/Habib/hello-akka/build.gradle' line: 12

* What went wrong:
A problem occurred evaluating root project 'hello-akka'.
> Could not find method compile() for arguments [com.typesafe.akka:akka-actor-typed_2.13:2.6.14] on object of type org.gradle.api.internal.artifacts.dsl.dependencies.DefaultDependencyHandler.

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

BUILD FAILED in 9s

Using Gradle 7.0 and Java 11.

Room for improvement:

  • Document supported versions of the environment (Gradle, Java)
  • Use Gradle wrapper
  • Make the build file minimal (remove the idea plugin, and more?)

Edit: Found that it does work on Gradle 6.9. So I have a feeling Akka doesn't work at all on Gradle 7?

build.gradle uses mavenLocal repository

The build.gradle file in this project uses mavenLocal:

repositories {
    mavenLocal()
}

This means that the command gradle run will fail if you haven't already downloaded the necessary akka jars into your .m2 cache. The build.gradle file should use mavenCentral() instead.

attribute akka_version isn't defined

I am running this on a windows 7 machine. What am I doing wrong?

{ t }  » which sbt                                                                                                                                    /d/temp/t
/cygdrive/c/Program Files (x86)/sbt/bin/sbt
{ t }  » java -version                                                                                                                                /d/temp/t
java version "1.8.0_112"
Java(TM) SE Runtime Environment (build 1.8.0_112-b15)
Java HotSpot(TM) 64-Bit Server VM (build 25.112-b15, mixed mode)


{ t }  » sbt new akka/akka-java-seed.g8                                                                                                               /d/temp/t
[info] Set current project to t (in build file:/D:/temp/t/)
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.

Exiting due to error in the template
File: D:\dev\apps\.babun\cygwin\tmp\giter8-6791571998485\src\main\g8\project\Dependencies.scala, context [anonymous] 4:27 internal error: org.stringtemplate.v4.compiler.STException: context [anonymous] 4:27 attribute akka_version isn't defined
        at giter8.G8$STErrorHandler.runTimeError(g8.scala:110)
        at giter8.G8$STErrorHandler.runTimeError(g8.scala:105)
        at org.stringtemplate.v4.misc.ErrorManager.runTimeError(ErrorManager.java:133)
        at org.stringtemplate.v4.Interpreter._exec(Interpreter.java:193)
        at org.stringtemplate.v4.Interpreter.exec(Interpreter.java:145)
        at org.stringtemplate.v4.ST.write(ST.java:427)
        at org.stringtemplate.v4.ST.render(ST.java:497)
        at org.clapper.scalasti.ST.render(ST.scala:286)
        at giter8.G8$.applyTemplate(g8.scala:102)
        at giter8.G8$.write(g8.scala:154)
        at giter8.G8$.write(g8.scala:138)
        at giter8.G8$$anonfun$writeTemplates$2$$anonfun$apply$11.apply(g8.scala:396)
        at giter8.G8$$anonfun$writeTemplates$2$$anonfun$apply$11.apply(g8.scala:396)
        at scala.util.control.Exception$Catch$$anonfun$opt$1.apply(Exception.scala:118)
        at scala.util.control.Exception$Catch$$anonfun$opt$1.apply(Exception.scala:118)
        at scala.util.control.Exception$Catch.apply(Exception.scala:102)
        at scala.util.control.Exception$Catch.opt(Exception.scala:118)
        at giter8.G8$$anonfun$writeTemplates$2.apply(g8.scala:395)
        at giter8.G8$$anonfun$writeTemplates$2.apply(g8.scala:386)
        at scala.collection.immutable.Stream.foreach(Stream.scala:547)
        at giter8.G8$.writeTemplates(g8.scala:386)
        at giter8.G8$$anonfun$applyT$1.apply(g8.scala:256)
        at giter8.G8$$anonfun$applyT$1.apply(g8.scala:249)
        at scala.util.Either$RightProjection.flatMap(Either.scala:523)
        at giter8.G8$.applyT(g8.scala:249)
        at giter8.G8$.fromDirectory(g8.scala:62)
        at giter8.JgitHelper$$anonfun$run$2.apply(JgitHelper.scala:67)
        at giter8.JgitHelper$$anonfun$run$2.apply(JgitHelper.scala:66)
        at scala.util.Either$RightProjection.flatMap(Either.scala:523)
        at giter8.JgitHelper$.run(JgitHelper.scala:66)
        at giter8.JgitHelper$.run(JgitHelper.scala:78)
        at giter8.Giter8$$anonfun$2.apply(giter8.scala:34)
        at giter8.Giter8$$anonfun$2.apply(giter8.scala:33)
        at scala.Option.map(Option.scala:145)
        at giter8.Giter8.run(giter8.scala:33)
        at sbtgiter8resolver.Giter8TemplateResolver.run(Giter8TemplateResolver.scala:31)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at sbt.TemplateCommandUtil$.call(TemplateCommand.scala:68)
        at sbt.TemplateCommandUtil$.sbt$TemplateCommandUtil$$runTemplate(TemplateCommand.scala:59)
        at sbt.TemplateCommandUtil$$anonfun$2.apply(TemplateCommand.scala:45)
        at sbt.TemplateCommandUtil$$anonfun$2.apply(TemplateCommand.scala:41)
        at scala.collection.LinearSeqOptimized$class.find(LinearSeqOptimized.scala:100)
        at scala.collection.immutable.List.find(List.scala:84)
        at sbt.TemplateCommandUtil$.sbt$TemplateCommandUtil$$run(TemplateCommand.scala:41)
        at sbt.TemplateCommandUtil$$anonfun$templateCommandParser$1.apply(TemplateCommand.scala:34)
        at sbt.TemplateCommandUtil$$anonfun$templateCommandParser$1.apply(TemplateCommand.scala:28)
        at sbt.Command$$anonfun$applyEffect$2$$anonfun$apply$3.apply(Command.scala:61)
        at sbt.Command$$anonfun$applyEffect$2$$anonfun$apply$3.apply(Command.scala:61)
        at sbt.Command$.process(Command.scala:93)
        at sbt.MainLoop$$anonfun$1$$anonfun$apply$1.apply(MainLoop.scala:96)
        at sbt.MainLoop$$anonfun$1$$anonfun$apply$1.apply(MainLoop.scala:96)
        at sbt.State$$anon$1.process(State.scala:184)
        at sbt.MainLoop$$anonfun$1.apply(MainLoop.scala:96)
        at sbt.MainLoop$$anonfun$1.apply(MainLoop.scala:96)
        at sbt.ErrorHandling$.wideConvert(ErrorHandling.scala:17)
        at sbt.MainLoop$.next(MainLoop.scala:96)
        at sbt.MainLoop$.run(MainLoop.scala:89)
        at sbt.MainLoop$$anonfun$runWithNewLog$1.apply(MainLoop.scala:68)
        at sbt.MainLoop$$anonfun$runWithNewLog$1.apply(MainLoop.scala:63)
        at sbt.Using.apply(Using.scala:24)
        at sbt.MainLoop$.runWithNewLog(MainLoop.scala:63)
        at sbt.MainLoop$.runAndClearLast(MainLoop.scala:46)
        at sbt.MainLoop$.runLoggedLoop(MainLoop.scala:30)
        at sbt.MainLoop$.runLogged(MainLoop.scala:22)
        at sbt.StandardMain$.runManaged(Main.scala:57)
        at sbt.xMain.run(Main.scala:29)
        at xsbt.boot.Launch$$anonfun$run$1.apply(Launch.scala:109)
        at xsbt.boot.Launch$.withContextLoader(Launch.scala:128)
        at xsbt.boot.Launch$.run(Launch.scala:109)
        at xsbt.boot.Launch$$anonfun$apply$1.apply(Launch.scala:35)
        at xsbt.boot.Launch$.launch(Launch.scala:117)
        at xsbt.boot.Launch$.apply(Launch.scala:18)
        at xsbt.boot.Boot$.runImpl(Boot.scala:41)
        at xsbt.boot.Boot$.main(Boot.scala:17)
        at xsbt.boot.Boot.main(Boot.scala)

Weird comments in Java files

Printer.java has this comment repeated six times:

//#printer-messages

What is this for? Greeter.java is similar.

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