title: Login with facebook in Spring MVC application?
body: <p>I want to integrate facebook login into my web application developed using Spring MVC.
  What are the ways to do it?</p>
  
  <ul>
  <li>Can I simply add the javascript and iframe of login button on my website?</li>
  <li>Does facebook gives me details of the users such as username, hometown, university etc?
  Please provide appropriate link or tutorial</li>
  </ul>