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Scala example source code file (ParMap.scala)

This example Scala source code file (ParMap.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

cancombinefrom, cancombinefrommap, combiner, combiner, genericparmaptemplate, k, parhashmap, parhashmap, pariterable, parmap, parmap, parmapfactory, v, v

The Scala ParMap.scala source code

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


package scala.collection.parallel.mutable




import collection.generic._
import collection.parallel.Combiner



/** A template trait for mutable parallel maps.
 *  
 *  $sideeffects
 *  
 *  @tparam K    the key type of the map
 *  @tparam V    the value type of the map
 *  
 *  @author Aleksandar Prokopec
 *  @since 2.9
 */
trait ParMap[K, V]
extends collection/*.mutable*/.GenMap[K, V]
   with collection.parallel.ParMap[K, V]
   with /* mutable */ ParIterable[(K, V)]
   with GenericParMapTemplate[K, V, ParMap]
   with /* mutable */ ParMapLike[K, V, ParMap[K, V], collection.mutable.Map[K, V]]
{
  
  protected[this] override def newCombiner: Combiner[(K, V), ParMap[K, V]] = ParMap.newCombiner[K, V]
  
  override def mapCompanion: GenericParMapCompanion[ParMap] = ParMap
  
  override def empty: ParMap[K, V] = new ParHashMap[K, V]
  
  def seq: collection.mutable.Map[K, V]
  
}



object ParMap extends ParMapFactory[ParMap] {
  def empty[K, V]: ParMap[K, V] = new ParHashMap[K, V]
  
  def newCombiner[K, V]: Combiner[(K, V), ParMap[K, V]] = ParHashMapCombiner.apply[K, V]
  
  implicit def canBuildFrom[K, V]: CanCombineFrom[Coll, (K, V), ParMap[K, V]] = new CanCombineFromMap[K, V]
  
}


















 

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