[Zope-Checkins] CVS: Zope3/lib/python/Zope/App/Security/Grants - PersistentLocalSecurityMap.py:1.1

[Florent Guillaume]

Update of /cvs-repository/Zope3/lib/python/Zope/App/Security/Grants
In directory cvs.zope.org:/tmp/cvs-serv30684

Added Files:
	PersistentLocalSecurityMap.py 
Log Message:
New Persistent LocalSecurityMap that uses PersistentMapping,
with somewhat empty tests.
The previous checkin uses those.


=== Added File Zope3/lib/python/Zope/App/Security/Grants/PersistentLocalSecurityMap.py ===
##############################################################################
#
# Copyright (c) 2001, 2002 Zope Corporation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.0 (ZPL).  A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
""" Generic two-dimensional array type """

from Persistence import Persistent, PersistentMapping
from Zope.App.Security.Grants.ILocalSecurityMap import ILocalSecurityMap
from Zope.App.Security.Grants.LocalSecurityMap import LocalSecurityMap

class PersistentLocalSecurityMap(LocalSecurityMap, Persistent):

    __implements__ = ILocalSecurityMap

    def _clear(self):
        self._byrow = PersistentMapping()
        self._bycol = PersistentMapping()

    def _empty_mapping(self):
        return PersistentMapping()