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Diffstat (limited to 'src/library/scala/collection/parallel/PreciseSplitter.scala')
| -rw-r--r-- | src/library/scala/collection/parallel/PreciseSplitter.scala | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/src/library/scala/collection/parallel/PreciseSplitter.scala b/src/library/scala/collection/parallel/PreciseSplitter.scala deleted file mode 100644 index 6a652bbeca..0000000000 --- a/src/library/scala/collection/parallel/PreciseSplitter.scala +++ /dev/null @@ -1,64 +0,0 @@ -/* __ *\ -** ________ ___ / / ___ Scala API ** -** / __/ __// _ | / / / _ | (c) 2003-2011, LAMP/EPFL ** -** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ ** -** /____/\___/_/ |_/____/_/ | | ** -** |/ ** -\* */ - -package scala.collection.parallel - - -import scala.collection.Seq - - -/** A precise splitter (or a precise split iterator) can be split into arbitrary number of splitters - * that traverse disjoint subsets of arbitrary sizes. - * - * Implementors might want to override the parameterless `split` method for efficiency. - * - * @tparam T type of the elements this splitter traverses - * - * @since 2.9 - * @author Aleksandar Prokopec - */ -trait PreciseSplitter[+T] extends Splitter[T] { - - /** Splits the splitter into disjunct views. - * - * This overloaded version of the `split` method is specific to precise splitters. - * It returns a sequence of splitters, each iterating some subset of the - * elements in this splitter. The sizes of the subsplitters in the partition is equal to - * the size in the corresponding argument, as long as there are enough elements in this - * splitter to split it that way. - * - * If there aren't enough elements, a zero element splitter is appended for each additional argument. - * If there are additional elements, an additional splitter is appended at the end to compensate. - * - * For example, say we have a splitter `ps` with 100 elements. Invoking: - * {{{ - * ps.split(50, 25, 25, 10, 5) - * }}} - * will return a sequence of five splitters, last two views being empty. On the other hand, calling: - * {{{ - * ps.split(50, 40) - * }}} - * will return a sequence of three splitters, last of them containing ten elements. - * - * '''Note:''' this method actually invalidates the current splitter. - * - * Unlike the case with `split` found in splitters, views returned by this method can be empty. - * - * @param sizes the sizes used to split this split iterator into iterators that traverse disjunct subsets - * @return a sequence of disjunct subsequence iterators of this parallel iterator - */ - def psplit(sizes: Int*): Seq[PreciseSplitter[T]] - - def split: Seq[PreciseSplitter[T]] - -} - - - - - |