1 http://www.cnblogs.com/wenxiu/archive/2011/01/22/1942084.html 資料
2 IBM技術論壇
https://www.ibm.com/developerworks/cn/java/j-lo-springsecurity/#code7
3 官網文件
http://static.springsource.org/spring-security/site/docs/3.1.x/reference/springsecurity-single.html#domain-acls-overview