title: Website using facebooklogin plugin and store user crenditials to database JAVA or Javascript into the textbox of my form
body: <p>I am using Facebook Login Button to integrate with facebook in my website. But, I don't know how to save the username etc(userdata on facebook) from facebook to my database on login through facebook . How this can be done ?</p>
  
  <p>Currently, when clicking the facebook login button an window is opened, we can enter the facebook username and password and it will be connected.</p>
  
  <p>How to enter into JAVA or JAVASCRIPT part while login to store user datas on facebook and if already exist login to site without store any data ?</p>
  
  <p>Also I want to store the data into my personal database of the User?Can it be done on Servlets?</p>
  
  <p>I even made form now I want to extract the user's information and display it on text box created by me</p>