title: display files contents in textarea immediately after uploading
body: <p>I would like to display the content of csv file in a textarea for my project using jsp, java spring. 
  I am uploading csv file which consist of user details . After uploading file i want to display content of this into textarea immediately.</p>
  
  <p><img src="https://i.stack.imgur.com/x1MPX.jpg" alt="enter image description here">
  Any code or how to do it.</p>
  
  <p>P.S.: I really appreciate if anybody can edit or improve tags. </p>