Spring3安全使用JDBC并停止工作

Spring 3 using Spring Security should be easy but I know I am doing something not right. I am making a sample Spring3 Web App and I used Spring Security for my web app. After two weeks of debug and not getting it working I found out it was something in my web.xml and now it works great. But I need to move the users from the XML file to a MySQL database. So I remove the users from the XML file and change my file to look like the following:Spring 3 using Spring Security should be easy b