- Created a Map interface.

- Renamed HashMap Hashtable, because I wanted a version without ties to
  mx.* code. User-defined hashing functions may be specified.
- Created a subclass of Hashtable called HashMap which uses
  functions in mx.utils.ObjectUtil to hash non-Hashable complex keys.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4120 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/as/com/threerings/util/Map.as

@@ -0,0 +1,20 @@
+package com.threerings.util {
+
+public interface Map
+{
+    function clear () :void;
+
+    function containsKey (key :Object) :Boolean;
+
+    function get (key :Object) :*;
+
+    function isEmpty () :Boolean;
+
+    function put (key :Object, value :Object) :*;
+
+    function remove (key :Object) :*;
+
+    function size () :int;
+}
+
+}