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Scala example source code file (ParSet.scala)

This example Scala source code file (ParSet.scala) is included in my "Source Code Warehouse" project. The intent of this project is to help you more easily find Scala source code examples by using tags.

All credit for the original source code belongs to scala-lang.org; I'm just trying to make examples easier to find. (For my Scala work, see my Scala examples and tutorials.)

Scala tags/keywords

collection, genericcancombinefrom, genericcompanion, genericparcompanion, genericpartemplate, generics, hashsetcombiner, parallel, parhashset, pariterable, parset, parsetfactory, parsetlike, t

The ParSet.scala Scala example source code

/*                     __                                               *\
**     ________ ___   / /  ___     Scala API                            **
**    / __/ __// _ | / /  / _ |    (c) 2003-2013, LAMP/EPFL             **
**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
** /____/\___/_/ |_/____/_/ | |                                         **
**                          |/                                          **
\*                                                                      */

package scala
package collection
package parallel.immutable

import scala.collection.generic._
import scala.collection.parallel.ParSetLike
import scala.collection.parallel.Combiner

/** An immutable variant of `ParSet`.
 *
 *  @define Coll `mutable.ParSet`
 *  @define coll mutable parallel set
 */
trait ParSet[T]
extends scala.collection/*.immutable*/.GenSet[T]
   with GenericParTemplate[T, ParSet]
   with parallel.ParSet[T]
   with ParIterable[T]
   with ParSetLike[T, ParSet[T], scala.collection.immutable.Set[T]]
{
self =>
  override def empty: ParSet[T] = ParHashSet[T]()

  override def companion: GenericCompanion[ParSet] with GenericParCompanion[ParSet] = ParSet

  override def stringPrefix = "ParSet"

  // ok, because this could only violate `apply` and we can live with that
  override def toSet[U >: T]: ParSet[U] = this.asInstanceOf[ParSet[U]]
}

/** $factoryInfo
 *  @define Coll `mutable.ParSet`
 *  @define coll mutable parallel set
 */
object ParSet extends ParSetFactory[ParSet] {
  def newCombiner[T]: Combiner[T, ParSet[T]] = HashSetCombiner[T]

  implicit def canBuildFrom[T]: CanCombineFrom[Coll, T, ParSet[T]] = new GenericCanCombineFrom[T]
}

Other Scala source code examples

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