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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2013, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
package scala
package collection
package generic
import scala.collection._
import scala.collection.immutable.Range
/** This class implements a forwarder for sequences. It forwards
* all calls to a different sequence object except for
*
* - `toString`, `hashCode`, `equals`, `stringPrefix`
* - `newBuilder`, `view`, `toSeq`
* - all calls creating a new sequence of the same kind
*
* The above methods are forwarded by subclass `SeqProxy`.
*
* @author Martin Odersky
* @version 2.8
* @since 2.8
*/
@deprecated("Forwarding is inherently unreliable since it is not automated and new methods can be forgotten.", "2.11.0")
trait SeqForwarder[+A] extends Seq[A] with IterableForwarder[A] {
protected override def underlying: Seq[A]
override def length: Int = underlying.length
override def apply(idx: Int): A = underlying.apply(idx)
override def lengthCompare(len: Int): Int = underlying lengthCompare len
override def isDefinedAt(x: Int): Boolean = underlying isDefinedAt x
override def segmentLength(p: A => Boolean, from: Int): Int = underlying.segmentLength(p, from)
override def prefixLength(p: A => Boolean) = underlying prefixLength p
override def indexWhere(p: A => Boolean): Int = underlying indexWhere p
override def indexWhere(p: A => Boolean, from: Int): Int = underlying.indexWhere(p, from)
override def indexOf[B >: A](elem: B): Int = underlying indexOf elem
override def indexOf[B >: A](elem: B, from: Int): Int = underlying.indexOf(elem, from)
override def lastIndexOf[B >: A](elem: B): Int = underlying lastIndexOf elem
override def lastIndexOf[B >: A](elem: B, end: Int): Int = underlying.lastIndexOf(elem, end)
override def lastIndexWhere(p: A => Boolean): Int = underlying lastIndexWhere p
override def lastIndexWhere(p: A => Boolean, end: Int): Int = underlying.lastIndexWhere(p, end)
override def reverseIterator: Iterator[A] = underlying.reverseIterator
override def startsWith[B](that: GenSeq[B], offset: Int): Boolean = underlying.startsWith(that, offset)
override def startsWith[B](that: GenSeq[B]): Boolean = underlying startsWith that
override def endsWith[B](that: GenSeq[B]): Boolean = underlying endsWith that
override def indexOfSlice[B >: A](that: GenSeq[B]): Int = underlying indexOfSlice that
override def indexOfSlice[B >: A](that: GenSeq[B], from: Int): Int = underlying.indexOfSlice(that, from)
override def lastIndexOfSlice[B >: A](that: GenSeq[B]): Int = underlying lastIndexOfSlice that
override def lastIndexOfSlice[B >: A](that: GenSeq[B], end: Int): Int = underlying.lastIndexOfSlice(that, end)
override def containsSlice[B](that: GenSeq[B]): Boolean = underlying containsSlice that
override def contains[A1 >: A](elem: A1): Boolean = underlying contains elem
override def corresponds[B](that: GenSeq[B])(p: (A,B) => Boolean): Boolean = underlying.corresponds(that)(p)
override def indices: Range = underlying.indices
}
|
