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ExampleScripting.scala
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ExampleScripting.scala
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import akka.actor.ActorSystem
import redis.api.scripting.RedisScript
import redis.protocol.Bulk
import redis.protocol.MultiBulk
import redis.RedisClient
import scala.concurrent.duration._
import scala.concurrent.Await
import scala.concurrent.ExecutionContext.Implicits.global
object ExampleScripting {
def main(args: Array[String]): Unit = {
implicit val akkaSystem: ActorSystem = ActorSystem()
val redis = RedisClient()
val redisScript = RedisScript("return 'rediscala'")
val redisScriptKeysArgs = RedisScript("return {redis.call('get', KEYS[1]),ARGV[1]}")
val set = redis.set("key", "scripting")
val script = redis.evalshaOrEval(redisScriptKeysArgs, Seq("key"), Seq("arg"))
val scriptString = redis.evalshaOrEval(redisScript)
val r = for {
_ <- set
_scriptString <- scriptString
_script <- script
} yield {
println(s"script ${redisScript.script} :")
_scriptString match {
case b: Bulk => println(b.toString())
case _ => println("Bulk reply expected!")
}
println(s"script ${redisScriptKeysArgs.script} :")
_script match {
case mb: MultiBulk =>
mb.responses.map(_.map(reply => {
println(reply.toByteString.utf8String)
}))
case _ => println("MultiBulk reply expected!")
}
}
Await.result(r, 5.seconds)
Await.result(akkaSystem.terminate(), 20.seconds)
}
}