*** empty log message ***

1 files changed, 32 insertions, 0 deletions

diff --git a/sources/scala/collection/mutable/Queue.scala b/sources/scala/collection/mutable/Queue.scala
new file mode 100644
index 0000000000..7ab2011bea
--- /dev/null
+++ b/sources/scala/collection/mutable/Queue.scala
@@ -0,0 +1,32 @@
+/*                     __                                               *\
+**     ________ ___   / /  ___     Scala API                            **
+**    / __/ __// _ | / /  / _ |    (c) 2003, LAMP/EPFL                  **
+**  __\ \/ /__/ __ |/ /__/ __ |                                         **
+** /____/\___/_/ |_/____/_/ | |                                         **
+**                          |/                                          **
+** $Id$
+\*                                                                      */
+
+package scala;
+
+
+class Queue[A] with MutableList[A] {
+
+    def +=(elem: A) = appendElem(elem);
+
+    def +=(iter: Iterable[A]) = iter.elements.foreach(e => appendElem(e));
+
+    def enqueue(elems: A*): Unit = (this += elems);
+
+    def dequeue: A = {
+        if (first == null)
+            error("queue empty");
+        else {
+            val res = first.elem;
+            first = first.next;
+            res;
+        }
+    }
+
+    def clear: Unit = reset;
+}