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Scala example source code file (TraversableFactory.scala)

This example Scala source code file (TraversableFactory.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

a, a, cc, cc, genericseqcompanion, generictraversabletemplate, gentraversablefactory, int, int, integral, t, t, traversable, traversablefactory

The Scala TraversableFactory.scala source code

/*                     __                                               *\
**     ________ ___   / /  ___     Scala API                            **
**    / __/ __// _ | / /  / _ |    (c) 2006-2011, LAMP/EPFL             **
**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
** /____/\___/_/ |_/____/_/ | |                                         **
**                          |/                                          **
\*                                                                      */


package scala.collection
package generic

import annotation.bridge

/** A template for companion objects of `Traversable` and subclasses thereof.
 *  This class provides a set of operations to create `$Coll` objects.
 *  It is typically inherited by companion objects of subclasses of `Traversable`.
 *
 *  @since 2.8
 *
 *  @define coll collection
 *  @define Coll Traversable
 *  @define factoryInfo
 *    This object provides a set of operations to create `$Coll` values.
 *    @author Martin Odersky
 *    @version 2.8
 *  @define canBuildFromInfo
 *    The standard `CanBuildFrom` instance for $Coll objects.
 *    @see CanBuildFrom
 *  @define genericCanBuildFromInfo
 *    The standard `CanBuildFrom` instance for $Coll objects.
 *    The created value is an instance of class `GenericCanBuildFrom`,
 *    which forwards calls to create a new builder to the
 *    `genericBuilder` method of the requesting collection.
 *    @see CanBuildFrom
 *    @see GenericCanBuildFrom
 */
trait TraversableFactory[CC[X] <: Traversable[X] with GenericTraversableTemplate[X, CC]]
  extends GenTraversableFactory[CC] with GenericSeqCompanion[CC] {

  @bridge
  override def concat[A](xss: Traversable[A]*): CC[A] = super.concat(xss: _*)

  @bridge
  override def fill[A](n: Int)(elem: => A): CC[A] = super.fill(n)(elem)

  @bridge
  override def fill[A](n1: Int, n2: Int)(elem: => A): CC[CC[A]] = super.fill(n1, n2)(elem)

  @bridge
  override def fill[A](n1: Int, n2: Int, n3: Int)(elem: => A): CC[CC[CC[A]]] = super.fill(n1, n2, n3)(elem)

  @bridge
  override def fill[A](n1: Int, n2: Int, n3: Int, n4: Int)(elem: => A): CC[CC[CC[CC[A]]]] = super.fill(n1, n2, n3, n4)(elem)

  @bridge
  override def fill[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(elem: => A): CC[CC[CC[CC[CC[A]]]]] = super.fill(n1, n2, n3, n4, n5)(elem)

  @bridge
  override def tabulate[A](n: Int)(f: Int => A): CC[A] = super.tabulate(n)(f)

  @bridge
  override def tabulate[A](n1: Int, n2: Int)(f: (Int, Int) => A): CC[CC[A]] = super.tabulate(n1, n2)(f)

  @bridge
  override def tabulate[A](n1: Int, n2: Int, n3: Int)(f: (Int, Int, Int) => A): CC[CC[CC[A]]] = super.tabulate(n1, n2, n3)(f)

  @bridge
  override def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int)(f: (Int, Int, Int, Int) => A): CC[CC[CC[CC[A]]]] = super.tabulate(n1, n2, n3, n4)(f)

  @bridge
  override def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(f: (Int, Int, Int, Int, Int) => A): CC[CC[CC[CC[CC[A]]]]] = super.tabulate(n1, n2, n3, n4, n5)(f)

  @bridge
  override def range[T: Integral](start: T, end: T): CC[T] = super.range(start, end)
  
  @bridge
  override def range[T: Integral](start: T, end: T, step: T): CC[T] = super.range(start, end, step)

  @bridge
  override def iterate[A](start: A, len: Int)(f: A => A): CC[A] = super.iterate(start, len)(f)
}

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