class Aws::DynamoDB::Plugins::SimpleAttributes::ValueTranslator
@api private
Public Class Methods
apply(rules, mode, data)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 149 def self.apply(rules, mode, data) new(rules, mode).apply(data) end
new(rules, mode)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 153 def initialize(rules, mode) @rules = rules @mode = mode end
Public Instance Methods
apply(values)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 158 def apply(values) structure(@rules, values) if @rules end
Private Instance Methods
list(ref, values)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 179 def list(ref, values) return values unless values.is_a?(Array) member_ref = ref.shape.member values.inject([]) do |list, value| list << translate(member_ref, value) end end
map(ref, values)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 187 def map(ref, values) return values unless values.is_a?(Hash) value_ref = ref.shape.value values.each.with_object({}) do |(key, value), hash| hash[key] = translate(value_ref, value) end end
structure(ref, values)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 164 def structure(ref, values) shape = ref.shape if values.is_a?(Struct) values.members.each.with_object(values.class.new) do |key, st| st[key] = translate(shape.member(key), values[key]) end elsif values.is_a?(Hash) values.each.with_object({}) do |(key, value), hash| hash[key] = translate(shape.member(key), value) end else values end end
translate(ref, value)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 195 def translate(ref, value) if ClientApi::AttributeValue === ref.shape AttributeValue.new.send(@mode, value) else translate_complex(ref, value) end end
translate_complex(ref, value)
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# File lib/aws-sdk-dynamodb/plugins/simple_attributes.rb, line 203 def translate_complex(ref, value) case ref.shape when StructureShape then structure(ref, value) when ListShape then list(ref, value) when MapShape then map(ref, value) else value end end