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-rwxr-xr-xsrc/library/scalax/collection/mutable/Map.scala73
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diff --git a/src/library/scalax/collection/mutable/Map.scala b/src/library/scalax/collection/mutable/Map.scala
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--- a/src/library/scalax/collection/mutable/Map.scala
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-/* __ *\
-** ________ ___ / / ___ Scala API **
-** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL **
-** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
-** /____/\___/_/ |_/____/_/ | | **
-** |/ **
-\* */
-
-// $Id: Map.scala 16884 2009-01-09 16:52:09Z cunei $
-
-
-package scalax.collection.mutable
-
-import generic._
-
-/* Factory object for `Map` class */
-object Map extends MapFactory[Map] {
- def empty[A, B]: Map[A, B] = new HashMap[A, B]
-}
-
-trait Map[A, B]
- extends collection.Map[A, B]
- with MapTemplate[A, B, Map]
- with Growable[(A, B)]
- with Shrinkable[A]
- with Cloneable[Map[A, B]] {
-self =>
-
- /** This method allows one to add a new mapping from <code>key</code>
- * to <code>value</code> to the map. If the map already contains a
- * mapping for <code>key</code>, it will be overridden by this
- * function.
- *
- * @param key The key to update
- * @param value The new value
- */
- def update(key: A, value: B): this.type
-
- /** Add a key/value pair to this map.
- * @param kv the key/value pair.
- */
- def += (kv: (A, B)) { update(kv._1, kv._2) }
-
- /** Remove a key from this map, noop if key is not present.
- * @param key the key to be removed
- */
- def -= (key: A)
-
- def -(key: A): this.type = { -=(key); this }
-
- /** Removes all elements from the set for
- * which the predicate <code>p</code> yields the value <code>false</code>.
- */
- def retain(p: A => Boolean): Unit = for ((k, v) <- this) if (!p(k)) -=(k)
-
- /** Removes all elements from the set. After this operation is completed,
- * the set will be empty.
- */
- def clear() { for ((k, v) <- elements) -=(k) }
-
- override def clone(): Map[A, B] = empty[B] ++ this
-
- /** Return a read-only projection of this set !!! just us an (immutable) setProxy? */
- def readOnly : collection.Map[A, B] = new collection.Map[A, B] {
- override def size = self.size
- override def update(key: A, value: B) = self.update(key, value)
- override def - (elem: A) = self - elem
- override def elements = self.elements
- override def foreach(f: ((A, B)) => Unit) = self.foreach(f)
- override def empty[C] = self.empty[C]
- def get(key: A) = self.get(key)
- }
-}