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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
module Core
module XML
class RootFrame < Frame
def initialize rules
@inflected = {}
@indexes = {}
setup_indexes(rules)
super(self, nil, 'XML', rules)
end
def build_child_frame element_name
Frame.new(self, self, element_name, rules)
end
def value
value = @data.values.find{|v| v.is_a?(Hash) }
value ||= {}
value.merge(@indexes)
end
def add_to_index index_name, key, value
@indexes[index_name] ||= {}
@indexes[index_name][key] = value
end
# The root frame maintains a cache of inflected element names.
def inflect element_name
@inflected[element_name] ||= Inflection.ruby_name(element_name).to_sym
end
protected
# recursively crawls the parser rules and looks for elements
# that index values. Adds an empty index for each of these.
def setup_indexes rules
if rules[:children]
rules[:children].each_pair do |child_name,child_rules|
if index = child_rules[:index]
@indexes[index[:name]] = {}
end
setup_indexes(child_rules)
end
end
end
end
end
end
end
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