86a4c4710d
Partially-implements blueprint: rename-murano-api-to-murano Change-Id: I2d7f52ef4073bce800cedc77f81f5d242c4d5d98
38 lines
1.5 KiB
Python
38 lines
1.5 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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class NamespaceResolver(object):
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def __init__(self, namespaces):
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self._namespaces = namespaces
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self._namespaces[''] = ''
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def resolve_name(self, name, relative=None):
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if name is None:
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raise ValueError()
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if name and name.startswith(':'):
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return name[1:]
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if ':' in name:
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parts = name.split(':')
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if len(parts) != 2 or not parts[1]:
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raise NameError('Incorrectly formatted name ' + name)
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if parts[0] not in self._namespaces:
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raise KeyError('Unknown namespace prefix ' + parts[0])
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return '.'.join((self._namespaces[parts[0]], parts[1]))
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if not relative and '=' in self._namespaces and '.' not in name:
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return '.'.join((self._namespaces['='], name))
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if relative and '.' not in name:
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return '.'.join((relative, name))
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return name
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