def end_element(name)
case name
when 'MultiAZCapable', 'ReadReplicaCapable', 'Vpc' then @db_instance_option[name] = to_boolean(value)
when 'Engine', 'LicenseModel', 'EngineVersion', 'DBInstanceClass' then @db_instance_option[name] = value
when 'AvailabilityZones' then @db_instance_option[name] = @availability_zones
when 'AvailabilityZone' then @availability_zones << @availability_zone unless @availability_zone.empty?
when 'Name' then @availability_zone[name] = value
when 'ProvisionedIopsCapable' then @availability_zone[name] = to_boolean(value)
when 'OrderableDBInstanceOption'
@db_instance_options << @db_instance_option
@db_instance_option = {}
when 'OrderableDBInstanceOptions'
@response['DescribeOrderableDBInstanceOptionsResult']['OrderableDBInstanceOptions'] = @db_instance_options
when 'Marker' then @response['DescribeOrderableDBInstanceOptionsResult'][name] = value
when 'RequestId' then @response['ResponseMetadata'][name] = value
end
end