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# frozen_string_literal: true
module Aws
module Rest
module Request
class Body
include Seahorse::Model::Shapes
# @param [Class] serializer_class
# @param [Seahorse::Model::ShapeRef] rules
def initialize(serializer_class, rules)
@serializer_class = serializer_class
@rules = rules
end
# @param [Seahorse::Client::Http::Request] http_req
# @param [Hash] params
def apply(http_req, params)
body = build_body(params)
# for rest-json, ensure we send at least an empty object
# don't send an empty object for streaming? case.
if body.nil? &&
json_builder? &&
modeled_body? &&
!streaming?
body = '{}'
end
http_req.body = body
end
private
# operation is modeled for body when it is modeled for a payload
# either with payload trait or normal members.
def modeled_body?
return true if @rules[:payload]
@rules.shape.members.each do |member|
_name, shape = member
return true if shape.location.nil?
end
false
end
def build_body(params)
if streaming?
params[@rules[:payload]]
elsif @rules[:payload]
params = params[@rules[:payload]]
if params
if xml_builder? &&
@rules.shape.member?(@rules[:payload_member].location_name)
# serializing payload member name for rest-xml is as follows:
# 1. Use the member locationName if the member value doesn't match the member's name (default)
# 2. Use the value of the locationName on the member's target if present
# 3. Use the shape name of the member's target
serialize(@rules[:payload_member], params, location_name: payload_location_name)
else
serialize(@rules[:payload_member], params)
end
end
else
params = body_params(params)
serialize(@rules, params) unless params.empty?
end
end
def payload_location_name
@rules[:payload_member].shape['locationName'] ||
@rules[:payload_member].shape.name
end
def streaming?
@rules[:payload] && (
BlobShape === @rules[:payload_member].shape ||
StringShape === @rules[:payload_member].shape
)
end
def xml_builder?
@serializer_class == Xml::Builder
end
def json_builder?
@serializer_class == Json::Builder
end
def serialize(rules, params, location_name: nil)
@serializer_class.new(rules, location_name: location_name).serialize(params)
end
def body_params(params)
@rules.shape.members.inject({}) do |hash, (member_name, member_ref)|
if !member_ref.location && params.key?(member_name)
hash[member_name] = params[member_name]
end
hash
end
end
end
end
end
end
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