tosca-parser/toscaparser/groups.py

56 lines
2.1 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from toscaparser.common.exception import ExceptionCollector
from toscaparser.common.exception import UnknownFieldError
from toscaparser.entity_template import EntityTemplate
from toscaparser.utils import validateutils
SECTIONS = (TYPE, METADATA, DESCRIPTION, PROPERTIES, MEMBERS, INTERFACES) = \
('type', 'metadata', 'description',
'properties', 'members', 'interfaces')
class Group(EntityTemplate):
def __init__(self, name, group_templates, member_nodes, custom_defs=None):
super(Group, self).__init__(name,
group_templates,
'group_type',
custom_defs)
self.name = name
self.tpl = group_templates
self.meta_data = None
if self.METADATA in self.tpl:
self.meta_data = self.tpl.get(self.METADATA)
validateutils.validate_map(self.meta_data)
self.member_nodes = member_nodes
self._validate_keys()
@property
def members(self):
return self.entity_tpl.get('members')
@property
def description(self):
return self.entity_tpl.get('description')
def get_member_nodes(self):
return self.member_nodes
def _validate_keys(self):
for key in self.entity_tpl.keys():
if key not in SECTIONS:
ExceptionCollector.appendException(
UnknownFieldError(what='Groups "%s"' % self.name,
field=key))