def end_element(name)
case name
when 'availabilityZone', 'instanceTenancy', 'instanceType', 'offeringType', 'productDescription', 'reservedInstancesId', 'scope', 'state'
@reserved_instance[name] = value
when 'duration', 'instanceCount'
@reserved_instance[name] = value.to_i
when 'fixedPrice', 'usagePrice'
@reserved_instance[name] = value.to_f
when *@contexts
@context.pop
when 'item'
case @context.last
when 'reservedInstancesSet'
@response['reservedInstancesSet'] << @reserved_instance
@reserved_instance = get_default_item
when 'recurringCharges'
@reserved_instance['recurringCharges'] << { 'frequency' => @charge['frequency'], 'amount' => @charge['amount'] }
@charge = {}
when 'tagSet'
@reserved_instance['tagSet'][@tag['key']] = @tag['value']
@tag = {}
end
when 'amount'
case @context.last
when 'reservedInstancesSet'
@reserved_instance[name] = value.to_f
when 'recurringCharges'
@charge[name] = value.to_f
end
when 'frequency'
@charge[name] = value
when 'key', 'value'
@tag[name] = value
when 'requestId'
@response[name] = value
when 'start','end'
@reserved_instance[name] = Time.parse(value)
end
end