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authorschinz <schinz@epfl.ch>2003-07-08 08:35:16 +0000
committerschinz <schinz@epfl.ch>2003-07-08 08:35:16 +0000
commitd2df7c9c9a02cd91d2dabaf4709ab77235df13c2 (patch)
treeace55450cd241dc937f599078b7daad9eca33f0e /sources/scala/collection/immutable/ListMap.scala
parent1d24dc9093b581573f5b544f9a555c2a7a16d914 (diff)
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+/* __ *\
+** ________ ___ / / ___ Scala API **
+** / __/ __// _ | / / / _ | (c) 2003, LAMP/EPFL **
+** __\ \/ /__/ __ |/ /__/ __ | **
+** /____/\___/_/ |_/____/_/ | | **
+** |/ **
+\* */
+
+// $Id$
+
+
+package scala;
+
+
+class ListMap[A, B] extends MutableMap[A, B] with DefaultMapModel[A, B] {
+
+ var xs: List[Entry] = Nil;
+
+ def size: Int = xs.length;
+
+ override def clear: Unit = { xs = Nil; }
+
+ protected def findEntry(key: A) = xs find {e => e.key == key};
+
+ protected def addEntry(e: Entry) = { xs = e :: xs; }
+
+ def remove(key: A) = { xs = xs filter {e => e.key != key}; }
+
+ protected def entries = xs.elements;
+
+}