request Element 가져오기

<%
PortletRenderRequest portletRequest = (PortletRenderRequest)
request.getAttribute(HttpCommonConstants.PORTLET_RENDER_REQUEST);
String title = StringUtil.NullCheck(request.getParameter("lotto_title"),"NULL");
String title1 = StringUtil.NullCheck(request.getParameter("title1"),"NULL");
//java.util.Enumeration em = request.getParameterNames();
java.util.Enumeration em = portletRequest.getParameterNames();

while ( em.hasMoreElements())
{
  String str = (String)em.nextElement();
  if(str.equals("lotto_title"))
  {
    out.println(str+"</br>");
    out.println(request.getParameter(str));
   
}
// Cancel automatically redirects to the page
// -- so will only receive 'OK' or 'APPLY'

%>