Scala example source code file (JavaConversions.scala)

This example Scala source code file (JavaConversions.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

executor, executorservice, futuretaskrunner, javaconversions, javaconversions, managedblocker, runnable, runnable, t, task, task, taskrunner, taskrunner, threading, threadpoolrunner, threads

The Scala JavaConversions.scala source code

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



package scala.concurrent

import java.util.concurrent.{ExecutorService, Executor}

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

  implicit def asTaskRunner(exec: ExecutorService): FutureTaskRunner =
    new ThreadPoolRunner {
      override protected def executor =
        exec

      def shutdown() =
        exec.shutdown()
    }

  implicit def asTaskRunner(exec: Executor): TaskRunner =
    new TaskRunner {
      type Task[T] = Runnable

      implicit def functionAsTask[T](fun: () => T): Task[T] = new Runnable {
        def run() { fun() }
      }

      def execute[S](task: Task[S]) {
        exec.execute(task)
      }

      def managedBlock(blocker: ManagedBlocker) {
        blocker.block()
      }

      def shutdown() {
        // do nothing
      }
    }
}