support for named instances

git-svn-id: http://svn.php.net/repository/pear/packages/Event_SignalEmitter/trunk@261010 c90b9560-bf6c-de11-be94-00142212c4b1
pear · Jun 11, 2008 · 2d958c0 · 2d958c0
1 parent b44fe2d
commit 2d958c0
Showing 1 changed file with 8 additions and 5 deletions.
diff --git a/Event/SignalEmitter/Dispatcher.php b/Event/SignalEmitter/Dispatcher.php
@@ -27,7 +27,7 @@
 */
 class Event_SignalEmitter_Dispatcher extends Event_SignalEmitter
 {
-    protected static $instance = null;
+    protected static $arInstances = array();
 
 
 
@@ -45,14 +45,17 @@ protected function __construct()
     * Returns the dispatcher instance.
     * This method makes sure only one instance exists.
     *
+    * @param string $strName Name of dispatcher instance
+    *
     * @return Event_SignalEmitter_Dispatcher Dispatcher object
     */
-    public static function singleton()
+    public static function singleton($strName = 'default')
     {
-        if (self::$instance === null) {
-            self::$instance = new Event_SignalEmitter_Dispatcher();
+        $strName = (string)$strName;
+        if (!array_key_exists($strName, self::$arInstances)) {
+            self::$arInstances[$strName] = new Event_SignalEmitter_Dispatcher();
         }
-        return self::$instance;
+        return self::$arInstances[$strName];
     }//public static function singleton()