# HG changeset patch
# User paulb
# Date 1196984317 0
# Node ID a9b44a61e215981e9a8face9d1d697e327317916
# Parent  1bb1edb3e4723a4b5ff79d58aef398b9d54776d3
[project @ 2007-12-06 23:38:37 by paulb]
Added an optional attribute name, for use when retaining the store object,
to StoreSelector objects.

diff -r 1bb1edb3e472 -r a9b44a61e215 WebStack/Resources/Selectors.py
--- a/WebStack/Resources/Selectors.py	Sat Dec 01 00:33:36 2007 +0000
+++ b/WebStack/Resources/Selectors.py	Thu Dec 06 23:38:37 2007 +0000
@@ -107,16 +107,18 @@
     a DB-API connection object or any object providing a 'rollback' method.
     """
 
-    def __init__(self, resource, store):
+    def __init__(self, resource, store, attribute_name="store"):
 
         """
         Initialise the selector with a 'resource' (to which all requests shall
         be forwarded), providing a 'store' which shall be maintained as an
-        attribute.
+        attribute. The optional 'attribute_name' can be used to define the name
+        of the attribute employed - it is set to "store" by default.
         """
 
         self.resource = resource
         self.store = store
+        self.attribute_name = attribute_name
 
     def respond(self, trans):
 
@@ -130,7 +132,7 @@
         unfinished, uncommitted transactions.
         """
 
-        trans.get_attributes()["store"] = self.store
+        trans.get_attributes()[self.attribute_name] = self.store
         try:
             self.resource.respond(trans)
         finally: