code: public void sendForward(String location, Map<String, String[]> params) throws IOException, ServletException {
  
          setForwarded(true);
          // params must be arrays of String, ensure this is the case
          Map<String, String[]> parameters = CmsRequestUtil.createParameterMap(params);
          CmsRequestUtil.forwardRequest(
              getJsp().link(location),
              parameters,
              getJsp().getRequest(),
              getJsp().getResponse());
      }
docs: Forwards to the specified location in the OpenCms VFS.<p>
  
  @param location the location the response is redirected to
  @param params the map of parameters to use for the forwarded request
  
  @throws IOException in case the forward fails
  @throws ServletException in case the forward fails