This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Hi, HttpServletRequest.getReader() returns the body of the request as a BufferedReader,with the characters encoded in the encoding specified in the request, while the getParameter will get value of the requested parameter as a String or return null of no such parameter exists. Hope this sheds some light on your issue.