Scala example source code file (TaskRunners.scala)

This example Scala source code file (TaskRunners.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Scala tags/keywords

futuretaskrunner, futuretaskrunner, linkedblockingqueue, linkedblockingqueue, taskrunners, taskrunners, threading, threadpoolexecutor, threadpoolexecutor, threadrunner, threads

The Scala TaskRunners.scala source code

/*                     __                                               *\
**     ________ ___   / /  ___     Scala API                            **
**    / __/ __// _ | / /  / _ |    (c) 2003-2011, LAMP/EPFL             **
**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
** /____/\___/_/ |_/____/_/ | |                                         **
**                          |/                                          **
\*                                                                      */



package scala.concurrent

import java.util.concurrent.{ThreadPoolExecutor, LinkedBlockingQueue, TimeUnit}

/** The <code>TaskRunners object...
 *  
 *  @author Philipp Haller
 */
object TaskRunners {

  implicit val threadRunner: FutureTaskRunner =
    new ThreadRunner

  implicit val threadPoolRunner: FutureTaskRunner = {
    val numCores = Runtime.getRuntime().availableProcessors()
    val keepAliveTime = 60000L
    val workQueue = new LinkedBlockingQueue[Runnable]
    val exec = new ThreadPoolExecutor(numCores,
                                      numCores,
                                      keepAliveTime,
                                      TimeUnit.MILLISECONDS,
                                      workQueue,
                                      new ThreadPoolExecutor.CallerRunsPolicy)
    JavaConversions.asTaskRunner(exec)
  }

}