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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2002-2008, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
// $Id$
// generated by genprod on Tue Apr 22 16:48:01 CEST 2008
package scala
import Predef._
object Product4 {
def unapply[T1, T2, T3, T4](x: Product4[T1, T2, T3, T4]): Option[Product4[T1, T2, T3, T4]] =
Some(x)
}
/** Product4 is a cartesian product of 4 components
*
*/
trait Product4[+T1, +T2, +T3, +T4] extends Product {
/**
* The arity of this product.
* @return 4
*/
override def productArity = 4
/**
* Returns the n-th projection of this product if 0<=n<arity,
* otherwise null.
*
* @param n number of the projection to be returned
* @return same as _(n+1)
* @throws IndexOutOfBoundsException
*/
@throws(classOf[IndexOutOfBoundsException])
override def productElement(n: Int) = n match {
case 0 => _1
case 1 => _2
case 2 => _3
case 3 => _4
case _ => throw new IndexOutOfBoundsException(n.toString())
}
/** projection of this product */
def _1: T1
/** projection of this product */
def _2: T2
/** projection of this product */
def _3: T3
/** projection of this product */
def _4: T4
}
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