我正在使用SSAX-S
XML来处理模仿
XML数据编码的树结构.所以我想到直接使用SXML表示作为数据结构来使用.一切都很好,我得到了默认访问器和XPath的所有功能,我发现它非常有用.
但我有一个问题. XML将所有内容都表示为字符串,因此我需要始终将字符串转换为数字,反之亦然.这将扼杀性能,只是一个糟糕的设计理念.我正在考虑使用SXML列表并在一次传递中将所有字符串转换为数字.但是,有没有一种方法可以让SXML直接通过XML或任何方式通过XML告诉某些东西应该表示为数字,而不是字符串?
这是我的SXML列表:
((wall (@ (uid "2387058723")) (pt (@ (y "2.0") (x "1.0"))) (pt (@ (y "4.0") (x "3.0")))) (wall (@ (uid "5493820876")) (pt (@ (y "0.0") (x "0.0"))) (pt (@ (y "100.0") (x "0.0"))) (window (@ (to "0.4") (from "0.2"))) (window (@ (size "1.0") (from "0.2"))) (door (@ (size "1.0") (from "0.2")))) (pilar (@ (uid "692034802")) (center (@ (y "5.0") (x "5.0"))) (dim (@ (b "0.45") (a "0.3")))) (room (@ (label "salon")) (wall (@ (uid "2387058723"))) (wall (@ (uid "5493820876"))) (wall (@ (uid "5394501263"))) (wall (@ (uid "0034923049")))) (entry (@ (doorNumber "0")) (wall (@ (uid "5493820876")))) (num "0,9") (pipe (@ (y "8.0") (x "10.0"))))
从看起来像这样的XML(提取):
<wall uid="2387058723"> <pt x="1.0" y="2.0"/> <pt x="3.0" y="4.0"/> </wall>
谢谢.