/**
  * Parse Session Elements.
  *
  * @param nodelist NodeList of Session element.
  */
 private function parseSessionElements($nodelist)
 {
     // parse session one by one
     for ($i = 0; $i < $nodelist->length; $i++) {
         // get one Session element
         $sess = $nodelist->item($i);
         // parse one Session element
         $sessionInfo = SessionResponseParser::parseSessionElement($sess);
         // add to sessionResponse
         $this->sessionResponse->addSessionInfo($sessionInfo);
         //            SessionRequestParser.debug.message("In parse session "
         //                    + sessionInfo.toString());
     }
 }