43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
# Copyright 2017 - Nokia
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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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from oslo_log import log
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LOG = log.getLogger(__name__)
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class TemplateSchemaFactory(object):
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DEFAULT_VERSION = '1'
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_schemas = dict()
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@classmethod
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def supported_versions(cls):
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return cls._schemas.keys()
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@classmethod
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def is_version_supported(cls, version):
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return version in cls._schemas
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@classmethod
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def template_schema(cls, version):
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if not version:
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version = cls.DEFAULT_VERSION
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template_schema = cls._schemas.get(version)
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return template_schema
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@classmethod
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def register_template_schema(cls, version, template_schema):
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cls._schemas[version] = template_schema
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LOG.debug('Registered template schema for version %s', version)
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