Scala example source code file (ParSeq.scala)

This example Scala source code file (ParSeq.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

combiner, combiner, genericparcompanion, genericpartemplate, genseq, int, pararraycombiner, pararraycombiner, parfactory, parseq, parseq, seq, t, t

The Scala ParSeq.scala source code

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


package scala.collection.parallel



import scala.collection.generic.GenericCompanion
import scala.collection.generic.GenericParCompanion
import scala.collection.generic.GenericParTemplate
import scala.collection.generic.ParFactory
import scala.collection.generic.CanCombineFrom
import scala.collection.GenSeq
import scala.collection.parallel.mutable.ParArrayCombiner
import scala.collection.parallel.mutable.ParArray



/** A template trait for parallel sequences.
 *  
 *  $parallelseqinfo
 *  
 *  $sideeffects
 *  
 *  @tparam T      the type of the elements in this parallel sequence
 *
 *  @author Aleksandar Prokopec
 */
trait ParSeq[+T] extends GenSeq[T]
                    with ParIterable[T]
                    with GenericParTemplate[T, ParSeq]
                    with ParSeqLike[T, ParSeq[T], Seq[T]]
{
  override def companion: GenericCompanion[ParSeq] with GenericParCompanion[ParSeq] = ParSeq
  //protected[this] override def newBuilder = ParSeq.newBuilder[T]
  
  def apply(i: Int): T
  
  override def toString = super[ParIterable].toString
  
  override def stringPrefix = getClass.getSimpleName
}


object ParSeq extends ParFactory[ParSeq] {
  implicit def canBuildFrom[T]: CanCombineFrom[Coll, T, ParSeq[T]] = new GenericCanCombineFrom[T]
  
  def newBuilder[T]: Combiner[T, ParSeq[T]] = ParArrayCombiner[T]
  
  def newCombiner[T]: Combiner[T, ParSeq[T]] = ParArrayCombiner[T]
  
}