Concurrency.scala

import scala.concurrent.{Await, Future}
import scala.concurrent.duration._
import scala.concurrent.ExecutionContext.Implicits.global
import java.util.Calendar

object FutureCleint extends App{
  
  val start =Calendar.getInstance().getTime.getSeconds
  val fx :String => String = (name:String)=>{
                println(f"$name is waiting for 1 sec")
                Thread.sleep(1000)
                (f"$name got result")
  }
  val res= Array("Sam","Ram","jack","jill","Ron","Jon").map( name => Future{fx(name)})
  res.map(i=> Await.result(i , 10 seconds)).foreach(println)
  println(f"Total Wait time = ${Calendar.getInstance().getTime.getSeconds-start}")

}

/*
jill is waiting for 1 sec
Sam is waiting for 1 sec
Ram is waiting for 1 sec
jack is waiting for 1 sec
Ron is waiting for 1 sec
Jon is waiting for 1 sec
Sam got result
Ram got result
jack got result
jill got result
Ron got result
Jon got result
Total wait time = 2
*/