Source code for heat.engine.output

#
#    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.

import six

from heat.engine import function


[docs]class OutputDefinition(object): """A definition of a stack output, independent of any template format.""" def __init__(self, name, value, description=None): self.name = name self._value = value self._resolved_value = None self._description = description
[docs] def validate(self): """Validate the output value without resolving it.""" function.validate(self._value)
[docs] def dep_attrs(self, resource_name): """Iterate over attributes of a given resource that this references. Return an iterator over dependent attributes for specified resource_name in the output's value field. """ return function.dep_attrs(self._value, resource_name)
[docs] def get_value(self): """Resolve the value of the output.""" if self._resolved_value is None: self._resolved_value = function.resolve(self._value) return self._resolved_value
[docs] def description(self): """Return a description of the output.""" if self._description is None: return 'No description given' return six.text_type(self._description)

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