initial commit

libjs/wDispatcher/defaulthandler.js

@@ -0,0 +1,35 @@
+"use strict";
+var Class = require("../utils/class");
+var id = 0;
+
+var DefaultHandler = Class.inherit({
+    "className": "DefaultHandler",
+    "constructor": function() {
+        Class.fn.constructor.call(this);
+        
+        this._id = id++;
+    },
+    "==": function(other) {
+        if (!(other instanceof DefaultHandler)) {
+            throw new Error("Can compare only DefaultHandler with DefaultHandler");
+        }
+        return this._id === other._id;
+    },
+    ">": function(other) {
+        if (!(other instanceof DefaultHandler)) {
+            throw new Error("Can compare only DefaultHandler with DefaultHandler");
+        }
+        return this._id > other._id;
+    },
+    "<": function(other) {
+        if (!(other instanceof DefaultHandler)) {
+            throw new Error("Can compare only DefaultHandler with DefaultHandler");
+        }
+        return this._id < other._id;
+    },
+    "call": function(event) {
+        throw new Error("Attempt to call pure abstract default handler");
+    }
+});
+
+module.exports = DefaultHandler;