ca3a2a8804
1. Fix passing arguments when parent type is taken 2. Take parent interfaces when interfaces are taken 3. Choose custom definitions first when capability type is taken Change-Id: Ifb74a2a68bf627323ff6bfe5a8d5e0a9a222f86b Closes-Bug: #1929616
98 lines
4.1 KiB
Python
98 lines
4.1 KiB
Python
# 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 toscaparser.elements.property_definition import PropertyDef
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from toscaparser.elements.statefulentitytype import StatefulEntityType
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class CapabilityTypeDef(StatefulEntityType):
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'''TOSCA built-in capabilities type.'''
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TOSCA_TYPEURI_CAPABILITY_ROOT = 'tosca.capabilities.Root'
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def __init__(self, name, ctype, ntype, custom_def=None):
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self.name = name
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super(CapabilityTypeDef, self).__init__(ctype, self.CAPABILITY_PREFIX,
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custom_def)
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self.nodetype = ntype
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self.properties = None
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self.custom_def = custom_def
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if self.PROPERTIES in self.defs:
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self.properties = self.defs[self.PROPERTIES]
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self.parent_capabilities = self._get_parent_capabilities(custom_def)
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def get_properties_def_objects(self):
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'''Return a list of property definition objects.'''
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properties = []
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parent_properties = {}
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if self.parent_capabilities:
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for type, value in self.parent_capabilities.items():
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if self.PROPERTIES in value:
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parent_properties[type] = value.get(self.PROPERTIES)
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if self.properties:
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for prop, schema in self.properties.items():
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properties.append(PropertyDef(prop, None, schema))
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if parent_properties:
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for parent, props in parent_properties.items():
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for prop, schema in props.items():
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# add parent property if not overridden by children type
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if not self.properties or \
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prop not in self.properties.keys():
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properties.append(PropertyDef(prop, None, schema))
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return properties
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def get_properties_def(self):
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'''Return a dictionary of property definition name-object pairs.'''
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return {prop.name: prop
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for prop in self.get_properties_def_objects()}
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def get_property_def_value(self, name):
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'''Return the definition of a given property name.'''
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props_def = self.get_properties_def()
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if props_def and name in props_def:
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return props_def[name].value
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def _get_parent_capabilities(self, custom_def=None):
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capabilities = {}
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parent_cap = self.parent_type
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if parent_cap:
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parent_cap = parent_cap.type
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while parent_cap != self.TOSCA_TYPEURI_CAPABILITY_ROOT:
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if custom_def and parent_cap in custom_def.keys():
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capabilities[parent_cap] = custom_def[parent_cap]
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elif parent_cap in self.TOSCA_DEF.keys():
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capabilities[parent_cap] = self.TOSCA_DEF[parent_cap]
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parent_cap = capabilities[parent_cap]['derived_from']
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return capabilities
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@property
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def parent_type(self):
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'''Return a capability this capability is derived from.'''
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if not hasattr(self, 'defs'):
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return None
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pnode = self.derived_from(self.defs)
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if pnode:
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return CapabilityTypeDef(self.name, pnode,
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self.nodetype, self.custom_def)
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def inherits_from(self, type_names):
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'''Check this capability is in type_names
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Check if this capability or some of its parent types
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are in the list of types: type_names
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'''
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if self.type in type_names:
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return True
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elif self.parent_type:
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return self.parent_type.inherits_from(type_names)
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else:
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return False
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