sweet yonce - 2009-08-18

Hello:
   I need some help from you about jdbcLoginModule,There is a business requirement in our project like this:
  the user submit the "login" and "password" from user interface (eg: html form etc.) to the system server, and the system business method will validate the user , if the user be validated sucessfully , the method will return true,if not ,will throw a runtime exception.
  I want to get the "jdbcLoginModule" to do this , how can I get it from Struts action? which API shuold I use?
please help me. thanks .

Sweet.yonce