From 1256c4519a482019e05ffdff85ee7e7901cdcf02 Mon Sep 17 00:00:00 2001
From: ianb <devnull@localhost>
Date: Thu, 21 Jul 2005 20:05:09 +0000
Subject: Added error if you misuse MethodDispatch

---
 paste/wareweb/dispatch.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'paste')

diff --git a/paste/wareweb/dispatch.py b/paste/wareweb/dispatch.py
index 486921c..63b1aad 100644
--- a/paste/wareweb/dispatch.py
+++ b/paste/wareweb/dispatch.py
@@ -24,6 +24,10 @@ class MethodDispatch(object):
     prefix = None
 
     def __addtoclass__(self, attr, cls):
+        if self.__class__ is MethodDispatch:
+            raise NotImplementedError(
+                "MethodDispatch is an abstract class, and cannot be "
+                "used directly")
         cls.listeners.append(self.respond_event)
     
     def respond_event(self, name, servlet, *args, **kw):
-- 
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