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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
// $Id$
package scala.collection
package mutable
import generic._
/** This class implements single linked lists where both the head (<code>elem</code>)
* and the tail (<code>next</code>) are mutable.
*
* @author Matthias Zenger
* @author Martin Odersky
* @version 2.8
* @since 1
*/
@serializable
class LinkedList[A]() extends LinearSeq[A]
with GenericTraversableTemplate[A, LinkedList]
with LinkedListLike[A, LinkedList[A]] {
next = this
def this(elem: A, next: LinkedList[A]) {
this()
this.elem = elem
this.next = next
}
override def companion: GenericCompanion[LinkedList] = LinkedList
}
object LinkedList extends SeqFactory[LinkedList] {
override def empty[A]: LinkedList[A] = new LinkedList[A]
implicit def canBuildFrom[A]: CanBuildFrom[Coll, A, LinkedList[A]] = new GenericCanBuildFrom[A]
def newBuilder[A]: Builder[A, LinkedList[A]] =
(new MutableList) mapResult ((l: MutableList[A]) => l.toLinkedList)
}
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