dc0993ecc5
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@1226 fd906abe-77d9-0310-91a1-e0d9ade77398
46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
#
|
|
# Copyright (c) 2006 Helmut Merz helmutm@cy55.de
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; if not, write to the Free Software
|
|
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
#
|
|
|
|
"""
|
|
Knowledge providers provide knowledge.
|
|
|
|
$Id$
|
|
"""
|
|
|
|
from zope.interface import implements
|
|
from cybertools.knowledge.interfaces import IKnowledgeProvider
|
|
|
|
|
|
class KnowledgeProvider(object):
|
|
|
|
implements(IKnowledgeProvider)
|
|
|
|
def __init__(self):
|
|
self._providedKnowledge = {}
|
|
|
|
def getProvidedKnowledge(self):
|
|
return self._providedKnowledge
|
|
|
|
def provides(self, obj):
|
|
self._providedKnowledge[obj] = True
|
|
obj._providers.add(self)
|
|
|
|
def removeDependency(self, obj):
|
|
del self._providedKnowledge[obj]
|
|
del obj._providers[self]
|
|
|