code: public static Map<String, String[]> getRequestParameters(final HttpServletRequest request) {
  		if (request.getAttribute(REQUEST_PROCESSED_KEY) == null) {
  			setupRequestParameters(request);
  		}
  		return (Map<String, String[]>) request.getAttribute(REQUEST_PARAMETERS_KEY);
  	}
docs: Get a map of request parameters allowing for multi part form fields.
  
  @param request the request being processed
  @return a map of parameters on the request