sbt-assembly is an sbt plugin for building a single JAR file of a project.
sbt-assembly is open-source and is available under the MIT licence.
Questions tagged [sbt-assembly]
528 questions
3
votes
2 answers
error while running sbt assembly : sbt deduplication error
I am facing the exact issue as described in the below post and the suggested answer is not helping.
sbt-assembly: deduplication found error
[error] (*:assembly) deduplicate: different file contents found in the following:
[error]…
Siva
- 1,839
- 5
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3
votes
3 answers
Why is the error "Not a valid command: assembly-merge-strategy"?
I have the following build.sbt file.
import AssemblyKeys._
name := "approxstrmatch"
version := "1.0"
scalaVersion := "2.10.4"
libraryDependencies+="org.apache.spark" %% "spark-core" % "1.0.0"
resolvers += "AkkaRepository" at…
user3803714
- 5,269
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3
votes
1 answer
How to generate resources for task?
For my Runtime configuration, I can define an extra resourceGenerator as follows:
resourceGenerators in Runtime <+= myResourceGeneratingTask
For the assembly task this does not work:
resourceGenerators in assembly <+= myResourceGeneratingTask
The…
Arnout Engelen
- 6,709
- 1
- 25
- 36
3
votes
1 answer
sbt-assembly: Rename Class with merge conflicts (shade)
How can I tell sbt-assembly to keep its existing merge / deduplicate rules, except, when two .class files conflice, rename (and issue a warning so I know about it)?
Would this be identical to the shade strategy used in Maven?
SRobertJames
- 8,210
- 14
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- 107
3
votes
2 answers
How to build deb package to contain single assembly jar with sbt-assembly and sbt-native-packager?
Is it possible to use the sbt-assembly and sbt-native-packager plugins to create a java application archetype installation that instead of having the project jar and its dependencies in /lib contains just the assembly jar?
I've built a Spark…
dkorz
- 31
- 3
3
votes
1 answer
SBT - Is there a way to ignore duplicate mappings in copyResources?
I am trying to generate a fat jar using SBT and sbt-assembly. As a requirement, there are other unmanaged resources (directories) that I need to add in the jar. The problem is there are files on 2 directories that have the same file name and path.…
user3203356
- 33
- 5
3
votes
1 answer
How to use sbt-assembly and sbt-aws-plugin together? (jarFile setting vs task conflict)
The example given at https://github.com/philcali/sbt-aws-plugin is as follows:
awsSsh.scripts += NamedSshScript("deploy", execute = {
sshClient =>
val jar = "~/" + (jarName in assembly).value
val assemblyJar = (outputPath in…
user3180279
- 133
- 4
3
votes
1 answer
SBT assembly issue: found String required sbt.Task[String] with <<= syntax
I'm a long-term and happy user of sbt-assembly, but I've encountered a problem when using SBT 0.13.0 & sbt-assembly 0.10.1 on a new project.
I have previously used code like this:
import sbtassembly.Plugin._
import AssemblyKeys._
lazy val…
Alex Dean
- 15,575
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3
votes
1 answer
Dependency issue with Scalding and Hadoop with sbt-assembly
I'm trying to build a far with sbt of a simple hadoop job I'm trying to run in an attempt to run it on Amazon EMR. However when I run sbt assembly I get the following error:
[error] (*:assembly) deduplicate: different file contents found in the…
tshauck
- 20,746
- 8
- 36
- 36
3
votes
1 answer
Suppress main class in sbt-assembly
In a multi-project SBT build, how should one explicitly suppress the mainClass attribute in SBT-assembly?
I've searched extensively but cannot seem to find out how to prevent a main class from being set in the jar built by sbt-assembly in a…
Ben Sidhom
- 1,548
- 16
- 25
3
votes
2 answers
sbt-assembly and multiple class defs in dependencies
Being new to sbt and the sbt-assembly plugin I am confused about how one deals with builds involving different class definitions within dependencies I am trying to package.
[error] (*:assembly) deduplicate: different file contents found in the…
awfulHack
- 857
- 1
- 10
- 25
2
votes
0 answers
SBT Provided dependencies are not excluded with assembly
I am new to sbt. I have a quite simple project config as follow:
ThisBuild / version := "0.1.0-SNAPSHOT"
ThisBuild / scalaVersion := "2.12.15"
assemblyMergeStrategy in assembly := {
case PathList("META-INF", _*) => MergeStrategy.discard
case _…
Ming Gai
- 21
- 1
2
votes
1 answer
SBT assembly output 0xEFBFBD instead of 0xCAFEBABE in class file
Tools
Version
OS
Win10
JavaJDK
11
Scala
2.13.5
SBT
1.3.13
Assembly
2.1.0
The repository of sbt-assembly
The Error message.
I run assembly in sbt shell and it prints [success].
Then I try to run the output .jar with java -jar…
Bean
- 23
- 4
2
votes
0 answers
SBT Dynamic Project Dependency
I recently need to integrate some projects as submodules, and each of them has its own build.sbt.
And there are also dependencies between submodules.
Therefore, I need to dynamically convert the libraryDependencies to dependsOn format.
The project…
zarubaf
- 21
- 2
2
votes
1 answer
Akka config not being found with sbt assembly + serverless
I am trying to build an app for serverless using sbt assembly. It works if I compile it using sbt assembly and then run it using serverless invoke local --function func, however if I run it using serverless offline start it will throw an error…
benthecarman
- 125
- 7