/* __ *\ ** ________ ___ / / ___ Scala API ** ** / __/ __// _ | / / / _ | (c) 2003-2011, LAMP/EPFL ** ** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ ** ** /____/\___/_/ |_/____/_/ | | ** ** |/ ** \* */ package scala.collection.generic import scala.collection.parallel.ParIterable import scala.collection.parallel.Combiner /** A template class for companion objects of `ParIterable` and subclasses thereof. * This class extends `TraversableFactory` and provides a set of operations to create `$Coll` objects. * * @define coll parallel collection * @define Coll ParIterable */ abstract class ParFactory[CC[X] <: ParIterable[X] with GenericParTemplate[X, CC]] extends GenTraversableFactory[CC] with GenericParCompanion[CC] { //type EPC[T, C] = collection.parallel.EnvironmentPassingCombiner[T, C] /** * A generic implementation of the `CanCombineFrom` trait, which forwards all calls to * `apply(from)` to the `genericParBuilder` method of the $coll `from`, and calls to `apply()` * to this factory. */ class GenericCanCombineFrom[A] extends GenericCanBuildFrom[A] with CanCombineFrom[CC[_], A, CC[A]] { override def apply(from: Coll) = from.genericCombiner override def apply() = newBuilder[A] } }