def end_element(name)
case name
when 'ReservedCacheNodeId', 'ReservedCacheNodesOfferingId', 'CacheNodeType', 'ProductDescription', 'State'
@reserved_node[name] = @value
when 'Duration', 'CacheNodeCount'
@reserved_node[name] = @value.to_i
when 'FixedPrice', 'UsagePrice'
@reserved_node[name] = @value.to_f
when 'ReservedCacheNode'
@response['ReservedCacheNodes'] << @reserved_node
@reserved_node = {}
when 'Marker'
@response[name] = @value
when 'StartTime'
@reserved_node[name] = Time.parse(@value)
end
end