Using native libraries in Play

Application.scala

package controllers

import play.api._
import play.api.mvc._

import com.almworks.sqlite4java._
import java.io.File

object Application extends Controller {

  def index = Action {
    val db = new SQLiteConnection(new File("/tmp/database"))
    db.open(true)
    db.dispose()
    Ok(views.html.index("Your new application is ready."))
  }

}

build.sbt

name := "native"

version := "1.0-SNAPSHOT"

libraryDependencies ++= Seq(
  "com.almworks.sqlite4java" % "sqlite4java" % "0.282",
  "com.almworks.sqlite4java" % "libsqlite4java-osx" % "0.282" artifacts(Artifact("libsqlite4java-osx", "jnilib", "jnilib"))
)

classpathTypes ++= Set("jnilib", "dll")

play.Project.playScalaSettings

commands

# COMMAND TO LAUNCH

PLAY_OPTS="-Djava.library.path=$PLAY_HOME/repository/cache/com.almworks.sqlite4java/libsqlite4java-osx/jnilibs" $PLAY_HOME/play start

# COMMAND TO DIST

$PLAY_HOME/play dist

# EXTRACT AND REPAIR DISTRIBUTION --

unzip target/universal/native-1.0-SNAPSHOT.zip
cd native-1.0-SNAPSHOT
mv lib/com.almworks.sqlite4java.libsqlite4java-osx-0.282.jar lib/libsqlite4java-osx.jnilib

# RUN DISTRIBUTION --

bin/native -Djava.library.path=lib