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# 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.elements.statefulentitytype import StatefulEntityType
class ArtifactTypeDef(StatefulEntityType):
'''TOSCA built-in artifacts type.'''
def __init__(self, atype, custom_def=None):
super(ArtifactTypeDef, self).__init__(atype, self.ARTIFACT_PREFIX,
custom_def)
self.type = atype
self.custom_def = custom_def
self.properties = None
if self.PROPERTIES in self.defs:
self.properties = self.defs[self.PROPERTIES]
self.parent_artifacts = self._get_parent_artifacts()
def _get_parent_artifacts(self):
artifacts = {}
parent_artif = self.parent_type.type if self.parent_type else None
if parent_artif:
while parent_artif != 'tosca.artifacts.Root':
artifacts[parent_artif] = self.TOSCA_DEF[parent_artif]
parent_artif = artifacts[parent_artif]['derived_from']
return artifacts
@property
def parent_type(self):
'''Return a artifact entity from which this entity is derived.'''
if not hasattr(self, 'defs'):
return None
partifact_entity = self.derived_from(self.defs)
if partifact_entity:
return ArtifactTypeDef(partifact_entity, self.custom_def)
def get_artifact(self, name):
'''Return the definition of an artifact field by name.'''
if name in self.defs:
return self.defs[name]
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