Viewing file:  NCHardwareFactory.py (2.42 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
## Copyright (C) 2001-2005 Red Hat, Inc.
## Copyright (C) 2001-2005 Harald Hoyer <harald@redhat.com>
## 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., 675 Mass Ave, Cambridge, MA 02139, USA.
_hwFac = None
def getHardwareFactory():
global _hwFac
if _hwFac == None:
_hwFac = HardwareFactory()
return _hwFac
from NC_functions import log
from netconfpkg.NCHardware import Hardware
import NCDevice
class HardwareFactory(dict):
def register(self, theclass, hwtype, subtype = None):
if not issubclass(theclass, Hardware):
raise ValueError, "First argument has to be a subclass of Hardware!"
if not subtype:
if self.has_key(hwtype):
#raise KeyError, "%s is already registered" % hwtype
log.log(1, "KeyError, %s is already registered" % hwtype)
return
else:
self[hwtype] = { 0 : theclass }
else:
if self.has_key(hwtype) and self[hwtype].has_key(subtype):
#raise KeyError, "%s.%s is already registered" % (hwtype, subtype)
log.log(1, "KeyError %s.%s is already registered" % (hwtype, subtype))
return
else:
if not self.has_key(hwtype):
self[hwtype] = {}
self[hwtype][subtype] = theclass
def getHardwareClass(self, hwtype, subtype = None):
if not self.has_key(hwtype):
log.log(1, "Error: %s not in HardwareFactory!" % hwtype)
return Hardware
if subtype and self[type].has_key(subtype):
return self[hwtype][subtype]
else:
return self[hwtype][0]
from netconfpkg.plugins import *
__author__ = "Harald Hoyer <harald@redhat.com>"
__date__ = "$Date: 2005/03/03 17:25:25 $"
__version__ = "$Revision: 1.11 $"
|