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# -*- coding: utf-8 -*-
#
# AWL simulator - FUP - Abstract base classes
#
# Copyright 2016-2017 Michael Buesch <m@bues.ch>
#
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
from __future__ import division, absolute_import, print_function, unicode_literals
from awlsim.common.compat import *
from awlsim.common.util import *
import uuid
__all__ = [
"FupBaseClass",
]
class FupBaseClass(object):
"""Abstract FUP/FBD base class"""
factory = None
__slots__ = (
"__uuid",
)
@classmethod
def newUUID(cls):
"""Generate a new unique identifier string.
"""
return str(uuid.uuid4())
def __init__(self, uuid=None):
self.uuid = uuid
@property
def uuid(self):
return self.__uuid
@uuid.setter
def uuid(self, uuid):
self.__uuid = uuid or self.newUUID()
def __eq__(self, other):
return self is other
def __ne__(self, other):
return self is not other
def __hash__(self):
return id(self)
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