title: HttpServletRequest getPart(") not found
body: <p>I don't know why it is not working.
  I am trying to accept multipart-formdata in  my servlet but <code>request.getPart("")</code> is not showing. I am using glassfish 3.1.2 server. Tha framework used is vaadin for developing application. Can any one help me to fix this problem?</p>