code: public String allParamsAsRequest() {
  
          StringBuffer retValue = new StringBuffer(512);
          HttpServletRequest request = getJsp().getRequest();
          Iterator<String> paramNames = request.getParameterMap().keySet().iterator();
          while (paramNames.hasNext()) {
              String paramName = paramNames.next();
              String paramValue = request.getParameter(paramName);
              retValue.append(
                  paramName + "=" + CmsEncoder.encode(paramValue, getCms().getRequestContext().getEncoding()));
              if (paramNames.hasNext()) {
                  retValue.append("&");
              }
          }
          return retValue.toString();
      }
docs: Returns all present request parameters as String.<p>
  
  The String is formatted as a parameter String (<code>param1=val1&amp;param2=val2</code>) with UTF-8 encoded values.<p>
  
  @return all present request parameters as String