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# Copyright 2011-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file 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.
module AWS
class IAM
module Collection
include Core::Collection::WithLimitAndNextToken
# Common methods for collection classes that can be filtered by
# a path prefix.
module WithPrefix
include Collection
# @return [String] The path prefix by which the collection is
# filtered.
attr_reader :prefix
# @api private
def initialize options = {}
@prefix = options[:prefix]
super
end
# Returns a collection object including only those groups whose
# paths begin with the supplied prefix.
#
# @param [String] prefix The path prefix for filtering the
# results.
#
# @return [GroupCollection]
def with_prefix prefix
prefix = "/#{prefix}".sub(%r{^//}, "/")
self.class.new(:prefix => prefix, :config => config)
end
protected
def _each_item marker, max_items, options = {}, &block
prefix = options.delete(:prefix) || self.prefix
options[:path_prefix] = "/#{prefix}".sub(%r{^//}, "/") if prefix
super(marker, max_items, options, &block)
end
end
protected
def request_method
name = Core::Inflection.ruby_name(self.class.name).sub(/_collection$/, '')
"list_#{name}s"
end
protected
def _each_item marker, max_items, options = {}, &block
options[:marker] = marker if marker
options[:max_items] = max_items if max_items
response = client.send(request_method, options)
each_item(response, &block)
response.data[:marker]
end
end
end
end
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