59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
# Copyright (c) 2014 Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import six
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from murano.dsl import dsl_types
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class AttributeStore(object):
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def __init__(self):
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self._attributes = {}
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@staticmethod
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def _get_attribute_key(tagged_object, owner_type, name):
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if isinstance(owner_type, dsl_types.MuranoTypeReference):
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owner_type = owner_type.murano_class
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if isinstance(tagged_object, dsl_types.MuranoObjectInterface):
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tagged_object = tagged_object.object
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return tagged_object.object_id, owner_type.name, name
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def get(self, tagged_object, owner_type, name):
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return self._attributes.get(self._get_attribute_key(
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tagged_object, owner_type, name))
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def set(self, tagged_object, owner_type, name, value):
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if isinstance(value, dsl_types.MuranoObjectInterface):
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value = value.id
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elif isinstance(value, dsl_types.MuranoObject):
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value = value.object_id
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key = self._get_attribute_key(tagged_object, owner_type, name)
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if value is None:
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self._attributes.pop(key, None)
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else:
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self._attributes[key] = value
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def serialize(self, known_objects):
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return [
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[key[0], key[1], key[2], value]
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for key, value
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in six.iteritems(self._attributes)
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if key[0] in known_objects
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]
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def load(self, data):
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for item in data:
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if item[3] is not None:
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self._attributes[(item[0], item[1], item[2])] = item[3]
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