Added the keys() function to the Map interface, replaced instances of

SimpleMap with HashMap. Discarded SimpleMap.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4122 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/as/com/threerings/util/Byte.as

@@ -18,5 +18,11 @@ public class Byte
     {
         return (other is Byte) && (value === (other as Byte).value);
     }
+
+    // documentation inherited
+    public function toString () :String
+    {
+        return "Byte(" + value + ")";
+    }
 }
 }

src/as/com/threerings/util/Hashtable.as

@@ -192,6 +192,7 @@ public class Hashtable
         return _simpleSize + _entriesSize;
     }
 
+    // documentation inherited from interface Map
     public function keys () :Array
     {
         var keys :Array = new Array();

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

@@ -26,6 +26,11 @@ public interface Map
      */
     function isEmpty () :Boolean;
 
+    /**
+     * Return all the unique keys in this Map, in Array form.
+     */
+    function keys () :Array;
+
     /**
      * Store a value in the map associated with the specified key.
      * Returns the previous value stored for that key, or undefined.

src/as/com/threerings/util/MessageManager.as

@@ -177,7 +177,7 @@ public class MessageManager
 //    protected var _loader :ClassLoader;
 
     /** A cache of instantiated message bundles. */
-    protected var _cache :SimpleMap = new SimpleMap();
+    protected var _cache :HashMap = new HashMap();
 
     /** Our top-level message bundle, from which others obtain messages if
      * they can't find them within themselves. */

src/as/com/threerings/util/SimpleMap.as

@@ -1,58 +0,0 @@
-package com.threerings.util {
-
-/**
- * I will likely extend this out to be a fully-featured map.
- */
-public class SimpleMap extends Object
-{
-    public function clear () :void
-    {
-        _data = new Object();
-        _size = 0;
-    }
-
-    public function get (key :Object) :Object
-    {
-        var skey :String = key.toString();
-        return _data[skey];
-    }
-
-    public function keys () :Array
-    {
-        var arr :Array = new Array();
-        for (var skey :String in _data) {
-            arr.push(skey);
-        }
-        return arr;
-    }
-
-    public function put (key :Object, value :Object) :Object
-    {
-        var skey :String = key.toString();
-        var oldValue :* = _data[skey];
-        _data[skey] = value;
-        if (oldValue === undefined) {
-            _size++;
-        }
-        return (oldValue as Object);
-    }
-
-    public function remove (key :Object) :Object
-    {
-        var skey :String = key.toString();
-        var value :Object = _data[skey];
-        delete _data[skey];
-        _size--;
-        return value;
-    }
-
-    public function size () :int
-    {
-        return _size;
-    }
-
-    protected var _data :Object = new Object();
-
-    protected var _size :int = 0;
-}
-}