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From Madabhattula Rajesh Kumar <mrajaf...@gmail.com>
Subject Re: Spark Streaming + Actors
Date Fri, 26 Sep 2014 07:22:21 GMT
Hi Team,

Could you please respond on my below request.

Regards,
Rajesh



On Thu, Sep 25, 2014 at 11:38 PM, Madabhattula Rajesh Kumar <
mrajaforu@gmail.com> wrote:

> Hi Team,
>
> Can I use Actors in Spark Streaming based on events type? Could you please
> review below Test program and let me know if any thing I need to change
> with respect to best practices
>
> import akka.actor.Actor
> import akka.actor.{ActorRef, Props}
> import org.apache.spark.SparkConf
> import org.apache.spark.streaming.StreamingContext
> import org.apache.spark.streaming.Seconds
> import akka.actor.ActorSystem
>
> case class one(r: org.apache.spark.rdd.RDD[String])
> case class two(s: org.apache.spark.rdd.RDD[String])
>
> class Events extends Actor
> {
>   def receive = {
>     // Based on event type - Invoke respective methods asynchronously
>     case one(r) => println("ONE COUNT" + r.count) // Invoke respective
> functions
>     case two(s) => println("TWO COUNT" + s.count) // Invoke respective
> functions
>   }
> }
>
> object Test {
>
>     def main(args: Array[String]) {
>     val system = ActorSystem("System")
>     val event: ActorRef = system.actorOf(Props[Events], "events")
>     val sparkConf = new SparkConf() setAppName("AlertsLinesCount")
> setMaster("local")
>     val ssc = new StreamingContext(sparkConf, Seconds(30))
>     val lines = ssc
> textFileStream("hdfs://localhost:9000/user/rajesh/EventsDirectory/")
>     lines foreachRDD(x => {
>       event ! one(x)
>       event ! two(x)
>     })
>     ssc.start
>     ssc.awaitTermination
>     }
> }
>
> Regards,
> Rajesh
>

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