Packages

  • package root
    Definition Classes
    root
  • package play

    Play framework.

    Play framework.

    Play

    http://www.playframework.com

    Definition Classes
    root
  • package api

    Contains the public API for Scala developers.

    Contains the public API for Scala developers.

    Read configuration
    val poolSize = configuration.getInt("engine.pool.size")
    Use the logger
    Logger.info("Hello!")
    Define a Plugin
    class MyPlugin(app: Application) extends Plugin
    Create adhoc applications (for testing)
    val application = Application(new File("."), this.getClass.getClassloader, None, Play.Mode.DEV)
    Definition Classes
    play
  • package libs

    Contains various APIs that are useful while developing web applications.

    Contains various APIs that are useful while developing web applications.

    Definition Classes
    api
  • package concurrent
    Definition Classes
    libs
  • trait LowPriorityFuturesImplicits extends AnyRef

    Low priority implicits to add withTimeout methods to scala.concurrent.Future.

    Low priority implicits to add withTimeout methods to scala.concurrent.Future.

    You can dependency inject the ActorSystem as follows to create a Future that will timeout after a certain period of time:

    class MyService @Inject()(piCalculator: PiCalculator)(implicit futures: Futures) {
    
      def calculateWithTimeout(timeoutDuration: FiniteDuration): Future[Int] = {
         piCalculator.rawCalculation().withTimeout(timeoutDuration)
      }
    }

    You should check for timeout by using scala.concurrent.Future.recover or scala.concurrent.Future.recoverWith and checking for scala.concurrent.TimeoutException:

    val future = myService.calculateWithTimeout(100 millis).recover {
      case _: TimeoutException =>
        -1
    }
    Definition Classes
    concurrent
  • FutureOps

implicit class FutureOps[T] extends AnyRef

Source
Futures.scala
Linear Supertypes
AnyRef, Any
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  1. FutureOps
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Instance Constructors

  1. new FutureOps(future: Future[T])

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @HotSpotIntrinsicCandidate() @native()
  6. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  7. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  8. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  9. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  10. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  11. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  12. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  13. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  14. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  15. def toString(): String
    Definition Classes
    AnyRef → Any
  16. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  17. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  18. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  19. def withDelay(duration: FiniteDuration)(implicit futures: Futures): Future[T]

    Creates a future which will be executed after the given delay.

    Creates a future which will be executed after the given delay.

    duration

    the duration after which the future should be executed.

    futures

    the implicit Futures.

    returns

    the future delayed by the specified duration.

  20. def withTimeout(implicit pekkoTimeout: Timeout, futures: Futures): Future[T]

    Creates a future which will resolve to a timeout exception if the given Future has not successfully completed within timeoutDuration.

    Creates a future which will resolve to a timeout exception if the given Future has not successfully completed within timeoutDuration.

    This version uses an implicit org.apache.pekko.util.Timeout rather than a scala.concurrent.duration.FiniteDuration.

    Note that timeout is not the same as cancellation. Even in case of timeout, the given future will still complete, even though that completed value is not returned.

    pekkoTimeout

    the duration after which a Future.failed(TimeoutException) should be thrown.

    futures

    the implicit Futures.

    returns

    the future that completes first, either the failed future, or the operation.

  21. def withTimeout(timeoutDuration: FiniteDuration)(implicit futures: Futures): Future[T]

    Creates a future which will resolve to a timeout exception if the given scala.concurrent.Future has not successfully completed within timeoutDuration.

    Creates a future which will resolve to a timeout exception if the given scala.concurrent.Future has not successfully completed within timeoutDuration.

    Note that timeout is not the same as cancellation. Even in case of timeout, the given future will still complete, even though that completed value is not returned.

    timeoutDuration

    the duration after which a Future.failed(TimeoutException) should be thrown.

    futures

    the implicit Futures.

    returns

    the future that completes first, either the failed future, or the operation.

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

    (Since version 9)

  2. def withDelay[A](duration: FiniteDuration)(future: Future[A])(implicit futures: Futures): Future[A]

    Creates a future which will be executed after the given delay.

    Creates a future which will be executed after the given delay.

    duration

    the duration after which the future should be executed.

    futures

    the implicit Futures.

    returns

    the future delayed by the specified duration.

    Annotations
    @deprecated
    Deprecated

    (Since version 2.6.6) Use future.withDelay(duration) or futures.delayed(duration)(future)

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