From 335dc2927bf874aa3ee3d4154257040b3b59db1a Mon Sep 17 00:00:00 2001
From: Lance Stout <lancestout@gmail.com>
Date: Sat, 8 Oct 2011 17:31:30 -0400
Subject: Break reference cycle to fix potential memory leaks for callback
 handlers.

---
 sleekxmpp/xmlstream/handler/base.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'sleekxmpp/xmlstream/handler/base.py')

diff --git a/sleekxmpp/xmlstream/handler/base.py b/sleekxmpp/xmlstream/handler/base.py
index 6ec9b6a3..7f05c757 100644
--- a/sleekxmpp/xmlstream/handler/base.py
+++ b/sleekxmpp/xmlstream/handler/base.py
@@ -6,6 +6,8 @@
     See the file LICENSE for copying permission.
 """
 
+import weakref
+
 
 class BaseHandler(object):
 
@@ -43,7 +45,10 @@ class BaseHandler(object):
             stream  -- The XMLStream instance the handler should monitor.
         """
         self.name = name
-        self.stream = stream
+        if stream is not None:
+            self.stream = weakref.ref(stream)
+        else:
+            self.stream = None
         self._destroy = False
         self._payload = None
         self._matcher = matcher
-- 
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