Mini Shell
# Copyright 2015, Tresys Technology, LLC
#
# SPDX-License-Identifier: LGPL-2.1-only
#
import logging
from typing import Iterable
from .mixins import MatchAlias, MatchName
from .policyrep import Category
from .query import PolicyQuery
class CategoryQuery(MatchAlias, MatchName, PolicyQuery):
"""
Query MLS Categories
Parameter:
policy The policy to query.
Keyword Parameters/Class attributes:
name The name of the category to match.
name_regex If true, regular expression matching will
be used for matching the name.
alias The alias name to match.
alias_regex If true, regular expression matching
will be used on the alias names.
"""
def __init__(self, policy, **kwargs) -> None:
super(CategoryQuery, self).__init__(policy, **kwargs)
self.log = logging.getLogger(__name__)
def results(self) -> Iterable[Category]:
"""Generator which yields all matching categories."""
self.log.info("Generating category results from {0.policy}".format(self))
self._match_name_debug(self.log)
self._match_alias_debug(self.log)
for cat in self.policy.categories():
if not self._match_name(cat):
continue
if not self._match_alias(cat):
continue
yield cat
Zerion Mini Shell 1.0