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#
# Author:: John Keiser (<jkeiser@chef.io)
# Copyright:: Copyright 2015-2020, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# 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.
#
require_relative "../provider"
require_relative "../exceptions"
require_relative "../dsl/recipe"
class Chef
class Resource
class ActionClass < Chef::Provider
include Chef::DSL::Recipe
def to_s
"#{new_resource || "<no resource>"} action #{action ? action.inspect : "<no action>"}"
end
def return_load_current_value
resource = nil
if new_resource.respond_to?(:load_current_value!)
resource = new_resource.class.new(new_resource.name, new_resource.run_context)
# copy the non-desired state, the identity properties and name property to the new resource
# (the desired state values must be loaded by load_current_value)
resource.class.properties.each_value do |property|
if !property.desired_state? || property.identity? || property.name_property?
property.set(resource, new_resource.send(property.name)) if new_resource.class.properties[property.name].is_set?(new_resource)
end
end
# we support optionally passing the new_resource as an arg to load_current_value and
# load_current_value can raise in order to clear the current_resource to nil
begin
if resource.method(:load_current_value!).arity > 0
resource.load_current_value!(new_resource)
else
resource.load_current_value!
end
rescue Chef::Exceptions::CurrentValueDoesNotExist
resource = nil
end
end
resource
end
# build the before state (current_resource)
def load_current_resource
@current_resource = return_load_current_value
end
# build the after state (after_resource)
def load_after_resource
@after_resource = return_load_current_value
end
def self.include_resource_dsl?
true
end
class << self
#
# The Chef::Resource class this ActionClass was declared against.
#
# @return [Class] The Chef::Resource class this ActionClass was declared against.
#
attr_accessor :resource_class
end
def self.to_s
"#{resource_class} action provider"
end
def self.inspect
to_s
end
end
end
end
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